SEA - JFK

C$ 295 Find Cheap Flights from Seattle to New York John F Kennedy Airport – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 496
Typical prices: C$ 470-C$ 782
Alaska Airlines
Wed 17/10Tue 23/10
SEA - JFK • Direct
Cheapest direct flights
C$ 524
Typical prices: C$ 471-C$ 785
Alaska Airlines
Sat 13/10Sat 3/11
SEA - JFK • Direct
Advice from real travellers
JetBlue adds free Wi-Fi and live TV; Delta Wi-Fi is free for SkyMiles members.
Alaska Premium Class adds legroom; bring entertainment if flying Alaska.
Expert advice
+1
Expert advice
+1
Direct flights
You can fly direct with Delta, Alaska Airlines, and JetBlue. Average duration is 5h 24m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 88% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 20 weeks in advance save around 40% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg C$ 283 (round-trip)
Shortest trip • 7h 54m (one-way)
Insights
Insights
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We hope you enjoy your trip to New York John F Kennedy Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Seattle to John F Kennedy Intl (SEA-JFK)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to John F Kennedy Intl

Sat, 17 Oct - Fri, 23 Oct
Alaska Airlines Logo
2:02 p.m. - 10:29 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 27mdirect
Alaska Airlines Logo
6:59 p.m. - 8:20 a.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
16h 21m1 stop San Francisco
C$ 496Alaska Airlines
Wed, 14 Oct - Thu, 29 Oct
Alaska Airlines Logo
2:02 p.m. - 10:29 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 27mdirect
Alaska Airlines Logo
9:30 a.m. - 4:04 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
9h 34m1 stop San Francisco
C$ 496Alaska Airlines
Fri, 2 Oct - Sat, 10 Oct
Alaska Airlines Logo
12:30 p.m. - 6:01 a.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
14h 31m1 stop Portland
Alaska Airlines Logo
7:22 a.m. - 10:35 a.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
6h 13mdirect
C$ 496Alaska Airlines
Wed, 14 Oct - Sat, 31 Oct
Alaska Airlines Logo
6:58 a.m. - 3:20 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 22mdirect
Alaska Airlines Logo
9:59 a.m. - 3:35 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
8h 36m1 stop Portland
C$ 496Alaska Airlines
Tue, 27 Oct - Fri, 30 Oct
Alaska Airlines Logo
7:00 a.m. - 3:36 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 36mdirect
Alaska Airlines Logo
6:59 p.m. - 8:20 a.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
16h 21m1 stop San Francisco
C$ 496Alaska Airlines
Sat, 10 Oct - Sat, 31 Oct
Alaska Airlines Logo
2:02 p.m. - 10:29 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 27mdirect
Alaska Airlines Logo
9:59 a.m. - 3:35 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
8h 36m1 stop Portland
C$ 496Alaska Airlines
Sat, 10 Oct - Thu, 29 Oct
Alaska Airlines Logo
6:58 a.m. - 3:20 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 22mdirect
Alaska Airlines Logo
9:30 a.m. - 5:33 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
11h 03m1 stop San Francisco
C$ 496Alaska Airlines
Sat, 24 Oct - Wed, 4 Nov
Alaska Airlines Logo
9:59 a.m. - 10:29 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
9h 30m1 stop San Francisco
Alaska Airlines Logo
1:00 p.m. - 4:25 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
6h 25mdirect
C$ 496Alaska Airlines
Tue, 13 Oct - Thu, 29 Oct
Alaska Airlines Logo
6:58 a.m. - 3:20 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
5h 22mdirect
Alaska Airlines Logo
9:30 a.m. - 5:33 p.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
11h 03m1 stop San Francisco
C$ 496Alaska Airlines
Sat, 24 Oct - Wed, 28 Oct
Alaska Airlines Logo
9:59 a.m. - 10:29 p.m.SEA  Seattle/Tacoma Intl-JFK New York John F Kennedy Intl
9h 30m1 stop San Francisco
Alaska Airlines Logo
7:22 a.m. - 10:35 a.m.JFK  New York John F Kennedy Intl-SEA Seattle/Tacoma Intl
6h 13mdirect
C$ 496Alaska Airlines
Booking Insights

Price, demand, and travel trends for Seattle to New York John F Kennedy Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Seattle to New York John F Kennedy Intl Airport with more confidence.

How much is a round-trip flight from Seattle to New York John F Kennedy Intl Airport?

Round-trip flights from Seattle to New York John F Kennedy Intl Airport start at C$ 496. Prices are typical for this route right now, with typical round-trip fares ranging from C$ 470 to C$ 782. The lowest price found in the past 5 days was C$ 496 on Alaska Airlines.

What's the cheapest day of the week to fly from Seattle to New York John F Kennedy Intl Airport?

Wednesday is the cheapest day of the week to fly from Seattle to New York John F Kennedy Intl Airport and is 10% cheaper than the average day. Monday is the most expensive day with flight prices 9% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Seattle to New York John F Kennedy Intl Airport?

  • October is the cheapest month to fly from Seattle to New York John F Kennedy Intl Airport at C$ 464 round-trip.
  • December (C$ 736) and July (C$ 720) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 58% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Seattle to New York John F Kennedy Intl Airport the cheapest?

Flights from Seattle to New York John F Kennedy Intl Airport are cheapest 20 weeks before departure. Booking in this window typically costs about 40% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Seattle to John F Kennedy Intl

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines, JetBlue, SEA and JFK

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Key details for Seattle to New York John F Kennedy Intl Airport flights

Low season

February

Cheapest flight

C$ 295
Best time to beat the crowds (16% less expensive on average)
Most popular time to fly and prices are also 5% lower on average.
Flights from Seattle to New York John F Kennedy Intl Airport

When to book flights from Seattle to John F Kennedy Intl

Are your dates flexible? Find out the best times to travel from Seattle to John F Kennedy Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from Seattle to John F Kennedy Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from Seattle to John F Kennedy Intl 
NoahFlew with Alaska Airlines-Aug 2026
JFK airport was really hard to navigate, and security line took nearly 45 minutes; we nearly missed our connection to fly from JFK to San Paulo, Brazil.
JoanFlew with Alaska Airlines-Nov 2024
SeaTac should add sand to the painted floor from the terminal to the light rail. It is VARY slippery when wet and the northwest (Seattle) is known for rain.
JayFlew with Alaska Airlines-May 2024
Bring entertainment since there are no screens available to watch movies or check on current map of destination.

Your Seattle to New York John F Kennedy Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airlines offer extra legroom and free seat selection on Seattle to New York John F Kennedy Intl Airport flights?

    Among airlines operating Seattle to New York John F Kennedy Intl Airport flights:

    • Alaska Airlines: offers extra legroom; offers free seat selection
    • JetBlue: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Seattle to New York John F Kennedy Intl Airport?

    3 airlines operate flights between Seattle and New York John F Kennedy Intl Airport. The airlines offering direct flights on this route include:

    • Delta
    • Alaska Airlines
    • JetBlue

  • Which airports can I use when flying from Seattle to New York John F Kennedy Intl Airport?

    Flights from Seattle to New York John F Kennedy Intl Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at New York John F Kennedy Intl (JFK).

  • Which airlines include bags at no extra cost on Seattle to New York John F Kennedy Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Alaska Airlines: a carry-on bag and a checked bag in Economy Class
    • JetBlue: a carry-on bag and a checked bag in Economy Class
    • Delta: a carry-on bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Seattle to New York John F Kennedy Intl Airport?

    Two cabin classes are available on flights from Seattle to New York John F Kennedy Intl Airport:

    • Economy Class
    • Premium Economy Class

  • How much can I save by taking a layover when flying from Seattle to New York John F Kennedy Intl Airport?

    On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 283 round-trip via Las Vegas Harry Reid Intl (LAS), compared to C$ 610 for direct.

  • What is the standard checked bag allowance on flights from Seattle to New York John F Kennedy Intl Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 49–C$ 139 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Seattle to New York John F Kennedy Intl Airport?

    The Airbus A321neo family is used most often on this route, operated mainly by Delta. Other aircraft seen on the route include Airbus A321-100/200 variants.

  • Which airports do connecting flights from Seattle to New York John F Kennedy Intl Airport pass through?

    One-stop flights from Seattle to New York John F Kennedy Intl Airport most commonly connect through:

    • Denver Intl (DEN) – 23% of one-stop connections
    • Portland (PDX) – 18% of one-stop connections
    • Minneapolis St Paul (MSP) – 15% of one-stop connections
    • Dallas/Fort Worth (DFW) – 13% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Seattle to New York John F Kennedy Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 17% on the Seattle to New York John F Kennedy Intl Airport route. Wednesday is the cheapest departure day at C$ 552 round-trip on average, while Monday is the most expensive at C$ 663, a difference of C$ 111. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed on the route from Seattle to New York John F Kennedy Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Seattle to New York John F Kennedy Intl Airport route, 13% of flights were delayed in the past 3 months, with delays averaging 2 hours 53 minutes.

  • How are flight departures from Seattle to New York John F Kennedy Intl Airport spread across the day?

    Morning is the busiest departure period on Seattle to New York John F Kennedy Intl Airport flights, with 50% leaving in that window. Afternoon departures account for 25%, Night flights for 25%, and Evening flights for 0%.

  • Which popular places can I visit in New York John F Kennedy Intl Airport?

    Some of the most popular sights in New York John F Kennedy Intl Airport are Times Square, New York City Center, and Madison Square Garden. These are among the most viewed places in New York John F Kennedy Intl Airport on KAYAK.

  • What are the earliest and latest flights from Seattle to New York John F Kennedy Intl Airport?

    These are the earliest and latest flight times available from Seattle to New York John F Kennedy Intl Airport:

    • Earliest: departs at 6:58 am and lands at 12:22 pm
    • Latest: departs at 11:18 pm and lands at 4:42 am.

    The flight takes about 5h 24m.

  • How expensive are last-minute Seattle to New York John F Kennedy Intl Airport flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 48% above the route average of C$ 607. Book 20 weeks before departure for the lowest fares.

  • How long does a flight from Seattle to New York John F Kennedy Intl Airport take?

    A direct flight from Seattle to New York John F Kennedy Intl Airport takes 5h 24m, covering 6,251 km.

  • Do I need a passport to fly from Seattle to New York John F Kennedy Intl Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Seattle to New York John F Kennedy Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 496 to C$ 2,942. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Seattle to New York John F Kennedy Intl Airport looking right now?

    One-way fares from Seattle to New York John F Kennedy Intl Airport are currently lower than usual. Average one-way flight prices are about C$ 297, which is 28% below the typical average for this route.

  • How does Delta's on-time performance compare to other airlines on Seattle to New York John F Kennedy Intl Airport flights?

    Delta is slightly above the route average for timely arrivals, while Alaska Airlines has a lower on-time arrival rate. On-time arrival rates on Seattle to New York John F Kennedy Intl Airport flights are:

    • Delta: 88% on time
    • Alaska Airlines: 87% on time
    • JetBlue: 75% on time

    On average, flights on this route are punctual 87% of the time.

  • How do delay rates compare for morning and evening flights from Seattle to New York John F Kennedy Intl Airport?

    Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport when travelling from Seattle to New York John F Kennedy Intl Airport?

    Flying via Portland (PDX) gives the shortest average 1-stop total travel time at 7h 54m, compared with 8h 16m via Salt Lake City (SLC) and 9h 03m via Minneapolis St Paul (MSP).

  • What is the time difference between Seattle and New York John F Kennedy Intl Airport?

    New York John F Kennedy Intl Airport is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at New York John F Kennedy Intl Airport (JFK)?

    New York John F Kennedy Intl Airport (JFK) hosts 5 major car rental companies, with daily rates starting from around C$ 29 for economy cars. Top options include:
    • Ace
    • Budget
    • Hertz
    • Dollar
    • Avis

  • How much should I expect to pay for a Seattle to New York John F Kennedy Intl Airport flight?

    Round-trip flights from Seattle to New York John F Kennedy Intl Airport range from C$ 470 to C$ 782, with an average of C$ 607 over the past 12 months. Anything below C$ 470 counts as a good deal.

  • Which airlines offer Wi-Fi on Seattle to New York John F Kennedy Intl Airport flights?

    Three airlines offer in-flight Wi-Fi on Seattle to New York John F Kennedy Intl Airport flights:

    • • Alaska Airlines
    • • JetBlue
    • • Delta

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Seattle to New York John F Kennedy Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average C$ 552 – about C$ 111 less than Monday (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 20 weeks before you fly. On this route, that window historically saves about 40% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to New York John F Kennedy Intl Airport trip for October. Fares historically average C$ 464 round-trip in that month – typically C$ 272 less than the most expensive month, which is December (based on the last 12 months).
  • If arriving on time is high on your priority list, Delta is the strongest pick on this route. 88% of Delta flights from Seattle to New York John F Kennedy Intl Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 87%. When flights on this route do arrive late, the average delay is 2 hours53 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages C$ 283 round-trip on this route – about C$ 327 less than direct flights (based on the last 12 months).

Prefer to fly direct from Seattle to New York John F Kennedy Airport?

 
Find which airlines fly direct from Seattle/Tacoma Intl Airport to New York John F Kennedy Intl Airport, which days they fly and book direct flights.

Direct departures

Seattle/Tacoma Intl to New York John F Kennedy Intl

Monday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Tuesday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Wednesday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Thursday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Friday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Saturday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Sunday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

See more nonstop flights

Direct returns

New York John F Kennedy Intl to Seattle/Tacoma Intl

Monday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Tuesday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Wednesday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Thursday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Friday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Saturday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

Sunday

Alaska Airlines,Delta,JetBlue

Alaska Airlines,Delta, +1 more

See more nonstop flights

More options for your flight from Seattle to John F Kennedy Intl

Complete your trip to New York with a hotel stay or car rental