Which airlines offer extra legroom and free seat selection on Bellingham to Seattle flights?

Among airlines operating Bellingham to Seattle flights: • Alaska Airlines: offers free seat selection • American Airlines: offers free seat selection Extra legroom and free seat selection availability depends on fare class and route.

Which airlines fly from Bellingham to Seattle?

Only Alaska Airlines operates flights between Bellingham and Seattle.

Which airports can I use when flying from Bellingham to Seattle?

Flights from Bellingham to Seattle usually depart from Bellingham (BLI) and arrive at Seattle/Tacoma Intl (SEA).

Which airlines include bags at no extra cost on Bellingham to Seattle flights?

Here are some options for this route, based on selected ticket types and cabin classes: • Alaska Airlines: a cabin bag in Economy Class class • American Airlines: a cabin bag in Economy Class class Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

What is the standard checked bag allowance on flights from Bellingham to Seattle?

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 112–C$ 112 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 Bellingham to Seattle?

The Embraer 175 family is used most often on this route, operated mainly by Hawaiian Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.

Can I save money by using flexible dates for flights from Bellingham to Seattle?

Yes. Flexible dates can save you up to 64% on flights from Bellingham to Seattle. Thursday is the cheapest departure day at C$ 317 round-trip on average, while Sunday is the most expensive at C$ 869, a difference of C$ 552. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

How are flight departures from Bellingham to Seattle spread across the day?

Morning is the busiest departure period on Bellingham to Seattle flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 33%, and Night flights for 0%.

Which popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Lumen Field, T-Mobile Park, and Seattle Waterfront. These are among the most viewed places in Seattle on KAYAK.

What are the earliest and latest flights from Bellingham to Seattle?

These are the earliest and latest flight times available from Bellingham to Seattle: • Earliest: departs at 5:02 am and lands at 6:01 am • Latest: departs at 7:31 pm and lands at 8:30 pm. The flight takes about 59m.

How long does a flight from Bellingham to Seattle take?

A direct flight from Bellingham to Seattle takes 59m, covering 242 km.

Do I need a passport to fly from Bellingham to Seattle?

No, a passport is not required for this domestic route, but you will need another form of identification, such as a driver's licence.

Have flight prices from Bellingham to Seattle 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$ 310 to C$ 800. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Bellingham to Seattle looking right now?

One-way fares from Bellingham to Seattle are currently higher than usual. Average one-way flight prices are about C$ 315, which is 47% above the typical average for this route.

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging C$ 86 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Hertz

How much should I expect to pay for a Bellingham to Seattle flight?

Round-trip flights from Bellingham to Seattle range from C$ 303 to C$ 624, with an average of C$ 428 over the past 12 months. Anything below C$ 303 counts as a good deal.

How much is a round-trip flight from Bellingham to Seattle?

Round-trip flights from Bellingham to Seattle typically range from C$ 303 to C$ 624. The lowest price found in the past 5 days was C$ 310, on Alaska Airlines.

What's the cheapest day of the week to fly from Bellingham to Seattle?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Bellingham to Seattle. It's 27% cheaper than the average day, while Sunday is the most expensive, with prices 102% higher.

Which airline is the cheapest to fly from Bellingham to Seattle?

Alaska Airlines (C$ 310) offered the cheapest round-trip ticket from Bellingham to Seattle in the last 5 days.

Which airline offers the most direct flights between Bellingham and Seattle?

Alaska Airlines has the most frequent direct flights from Bellingham to Seattle with 21 flights per week. Based on KAYAK flight data over the last 3 months.

How many direct flights run daily between Bellingham and Seattle?

There are about 3 flights per day from Bellingham to Seattle, which is about 21 flights per week, spread evenly across the week.

What time of day do most flights depart from Bellingham to Seattle?

Most direct flights from Bellingham to Seattle depart in the morning, accounting for 34% of direct departures. Around 1 flights are scheduled in that window over the next three months.

C$ 194 CHEAP FLIGHTS from Bellingham to Seattle (BLI - SEA)

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Cheapest round-trip

C$ 310

Typical prices: C$ 303-C$ 624

Alaska Airlines

Tue 4/12Sat 8/12

BLI - SEA • Direct

Cheapest one-way flights

C$ 194

Typical prices: C$ 179-C$ 291

Alaska Airlines

Tue 6/3

BLI - SEA • Direct

Direct flights

Every day

You can fly direct with Alaska Airlines. Average duration is 59m

Direct flights

When to travel

November

Cheapest • 49% price drop

June

Most popular

Good to know

Start a new search

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We hope you enjoy your trip to Seattle!

Flight Deals

Cheap Flights from Bellingham to Seattle (BLI-SEA)

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Bellingham to Seattle

Fri, 4 Dec - Tue, 8 Dec

2:06 p.m. - 3:05 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mdirect

10:41 p.m. - 11:38 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mdirect

C$ 310Alaska Airlines

2 days ago

Fri, 25 Dec - Thu, 31 Dec

2:44 p.m. - 3:43 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mdirect

9:22 p.m. - 10:19 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mdirect

C$ 317Alaska Airlines

3+ days ago

Fri, 4 Dec - Tue, 8 Dec

7:31 p.m. - 8:28 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mdirect

7:57 p.m. - 10:58 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

3h 01m1 stop Portland

C$ 415Alaska Airlines

2 days ago

Fri, 15 Jan - Mon, 18 Jan

6:01 p.m. - 7:00 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mdirect

7:45 a.m. - 11:52 a.m.SEA Seattle/Tacoma Intl-BLI Bellingham

4h 07m1 stop Portland

C$ 422Alaska Airlines

3+ days ago

Mon, 23 Nov - Mon, 30 Nov

7:24 p.m. - 8:22 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mdirect

12:23 p.m. - 1:26 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

1h 03mdirect

C$ 443Alaska Airlines

19 hours ago

Thu, 26 Nov - Mon, 7 Dec

12:18 p.m. - 8:30 a.m.BLI Bellingham-SEA Seattle/Tacoma Intl

20h 12m1 stop Portland

10:41 p.m. - 11:38 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mdirect

C$ 475Alaska Airlines

3+ days ago

Mon, 23 Nov - Mon, 30 Nov

7:24 p.m. - 8:22 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mdirect

8:59 p.m. - 11:59 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

3h 00m1 stop Portland

C$ 485Alaska Airlines

19 hours ago

Mon, 23 Nov - Mon, 30 Nov

12:18 p.m. - 5:17 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

4h 59m1 stop Portland

10:55 p.m. - 11:50 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

0h 55mdirect

C$ 499Alaska Airlines

3+ days ago

Tue, 24 Nov - Tue, 1 Dec

8:21 a.m. - 12:09 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

3h 48m1 stop Portland

6:57 p.m. - 10:58 p.m.SEA Seattle/Tacoma Intl-BLI Bellingham

4h 01m1 stop Portland

C$ 540Alaska Airlines

3+ days ago

Fri, 15 Jan - Mon, 18 Jan

8:28 a.m. - 12:57 p.m.BLI Bellingham-SEA Seattle/Tacoma Intl

4h 29m1 stop Portland

7:45 a.m. - 11:52 a.m.SEA Seattle/Tacoma Intl-BLI Bellingham

4h 07m1 stop Portland

C$ 575Alaska Airlines

3+ days ago

Booking Insights

Price, demand, and travel trends for Bellingham to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a round-trip flight from Bellingham to Seattle? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Bellingham to Seattle departing in december.
What's the cheapest day of the week to fly from Bellingham to Seattle?: Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Bellingham to Seattle. It's 27% cheaper than the average day, while Sunday is the most expensive, with prices 102% higher.

Find deals

Expert advice

Our travel experts

Harriet Baskas

Expert on SEA

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.

Lucas Aykroyd

Expert on BLI

Lucas Aykroyd is an award-winning travel writer based in Vancouver (YVR). His favorite adventures include tracking polar bears in Nunavut and rafting over a waterfall in New Zealand. Lucas has written for the in-flight magazines of Delta, SAS, and Porter Airlines. He is also a National Geographic and Toronto Star contributor.

Low season	September
High season	June
Cheapest flight	C$ 194

Beat the crowds with an average 47% drop in traveller numbers.

The most popular month to fly with an average 20% increase in traveller numbers.

One-way flight from Bellingham to Seattle

When to book flights from Bellingham to Seattle

Are your dates flexible? Find out the best times to travel from Bellingham to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Verified travelerFlew with Alaska Airlines-Sep 2026

If you have no seat assigned get there super early and try to find out how they can support your connecting flight.

GregFlew with Alaska Airlines-Nov 2024

Now that Southwest doesn't fly in and out of Bellingham Washington there are no good options to Seattle. You're best off driving or getting a shuttle, it's much more likely you'll get to Seattle near the time you think you will. Flying is just not a dependable option anymore.

What are the earliest and latest flights from Bellingham to Seattle?
These are the earliest and latest flight times available from Bellingham to Seattle:

• Earliest: departs at 5:02 am and lands at 6:01 am
• Latest: departs at 7:31 pm and lands at 8:30 pm.

The flight takes about 59m.
How long does a flight from Bellingham to Seattle take?
A direct flight from Bellingham to Seattle takes 59m, covering 242 km.
Do I need a passport to fly from Bellingham to Seattle?
No, a passport is not required for this domestic route, but you will need another form of identification, such as a driver's licence.
How much should I expect to pay for a Bellingham to Seattle flight?
Round-trip flights from Bellingham to Seattle range from C$ 303 to C$ 624, with an average of C$ 428 over the past 12 months. Anything below C$ 303 counts as a good deal.
What is the standard checked bag allowance on flights from Bellingham to Seattle?
There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 112–C$ 112 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 Bellingham to Seattle?
The Embraer 175 family is used most often on this route, operated mainly by Hawaiian Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.
How are flight departures from Bellingham to Seattle spread across the day?
Morning is the busiest departure period on Bellingham to Seattle flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 33%, and Night flights for 0%.
Have flight prices from Bellingham to Seattle 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$ 310 to C$ 800. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Bellingham to Seattle looking right now?
One-way fares from Bellingham to Seattle are currently higher than usual. Average one-way flight prices are about C$ 315, which is 47% above the typical average for this route.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging C$ 86 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Hertz
Which airports can I use when flying from Bellingham to Seattle?
Flights from Bellingham to Seattle usually depart from Bellingham (BLI) and arrive at Seattle/Tacoma Intl (SEA).
Can I save money by using flexible dates for flights from Bellingham to Seattle?
Yes. Flexible dates can save you up to 64% on flights from Bellingham to Seattle. Thursday is the cheapest departure day at C$ 317 round-trip on average, while Sunday is the most expensive at C$ 869, a difference of C$ 552.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
Which airlines fly from Bellingham to Seattle?
Only Alaska Airlines operates flights between Bellingham and Seattle.
Which popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Lumen Field, T-Mobile Park, and Seattle Waterfront. These are among the most viewed places in Seattle on KAYAK.
Which airlines offer extra legroom and free seat selection on Bellingham to Seattle flights?
Among airlines operating Bellingham to Seattle flights:

• Alaska Airlines: offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.
Which airlines include bags at no extra cost on Bellingham to Seattle flights?
Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag in Economy Class class
• American Airlines: a cabin bag in Economy Class class

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

If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average C$ 317, about C$ 552 less than Sunday fares (64% savings) based on the last 12 months.
If you can choose when to travel, plan your Bellingham to Seattle trip for November. Fares historically average C$ 219 round-trip in that month – typically C$ 504 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

• Coast Gateway Hotel
• Seattle Airport Marriott
• Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

Direct departures

Bellingham to Seattle/Tacoma Intl

Monday

Alaska Airlines

Tuesday

Alaska Airlines

Wednesday

Alaska Airlines

Thursday

Alaska Airlines

Friday

Alaska Airlines

Saturday

Alaska Airlines

Sunday

Alaska Airlines

See more nonstop flights

Direct returns

Seattle/Tacoma Intl to Bellingham

Monday

Alaska Airlines

Tuesday

Alaska Airlines

Wednesday

Alaska Airlines

Thursday

Alaska Airlines

Friday

Alaska Airlines

Saturday

Alaska Airlines

Sunday

Alaska Airlines

See more nonstop flights

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Complete your trip to Seattle with a hotel stay or car rental

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BLI - SEA

C$ 194 Find Cheap Flights from Bellingham to Seattle – Compare and Save

Everything you should know

Cheap Flights from Bellingham to Seattle (BLI-SEA)

Recent round-trip flight deals from Bellingham to Seattle

Recent one-way flight deals from Bellingham to Seattle

Recent last minute flight deals from Bellingham to Seattle

Recent direct flight deals from Bellingham to Seattle

Price, demand, and travel trends for Bellingham to Seattle flights

How much is a round-trip flight from Bellingham to Seattle?

What's the cheapest day of the week to fly from Bellingham to Seattle?

Which airline is the cheapest to fly from Bellingham to Seattle?

Which airline offers the most direct flights between Bellingham and Seattle?

How many direct flights run daily between Bellingham and Seattle?

What time of day do most flights depart from Bellingham to Seattle?

Expert advice for your flight from Bellingham to Seattle

Key details for Bellingham to Seattle flights

Low season

High season

Cheapest flight

When to book flights from Bellingham to Seattle

Flights from Bellingham to Seattle: the best tips from KAYAK users' own experiences

Your Bellingham to Seattle flight questions, answered

Your guide to booking Bellingham to Seattle flights

Prefer to fly direct from Bellingham to Seattle?

More options for your flight from Bellingham to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Bellingham to Seattle

Find direct flights to and from Bellingham and Seattle

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