BUF - SAN

C$ 150 Find Cheap Flights from Buffalo to San Diego – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 293
Typical prices: C$ 441-C$ 648
JetBlue
Sat 8/12Sat 15/12
BUF - SAN • 1 stop
Cheapest one-way flights
C$ 150
Typical prices: C$ 237-C$ 481
Southwest
Sun 16/12
BUF - SAN • 1 stop
Direct flights
Not available
There are currently no direct flights between Buffalo and San Diego. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
16 weeks
in advance
Our data shows that travellers who book at least 16 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 8% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Boston Logan Intl (BOS)
Cheapest • Avg C$ 508 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 6h 46m (one-way)
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Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to San Diego!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Buffalo to San Diego (BUF-SAN)

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

Recent round-trip flight deals from Buffalo to San Diego

Tue, 8 Dec - Tue, 15 Dec
JetBlue Logo
2:10 p.m. - 8:19 p.m.BUF  Buffalo-SAN San Diego
9h 09m1 stop Boston Logan Intl
JetBlue Logo
9:40 p.m. - 9:34 a.m.SAN  San Diego-BUF Buffalo
8h 54m1 stop New York John F Kennedy Intl
C$ 293JetBlue
Wed, 11 Nov - Tue, 17 Nov
Southwest Logo
3:55 p.m. - 9:00 p.m.BUF  Buffalo-SAN San Diego
8h 05m1 stop Baltimore/Washington
Southwest Logo
8:20 a.m. - 8:50 p.m.SAN  San Diego-BUF Buffalo
9h 30m2 stops Phoenix Sky Harbor Intl Denver Intl
C$ 308Southwest
Wed, 28 Oct - Wed, 4 Nov
Southwest Logo
6:20 p.m. - 10:10 p.m.BUF  Buffalo-SAN San Diego
6h 50m1 stop Phoenix Sky Harbor Intl
Southwest Logo
8:05 p.m. - 8:25 a.m.SAN  San Diego-BUF Buffalo
9h 20m2 stops Phoenix Sky Harbor Intl Baltimore/Washington
C$ 308Southwest
Tue, 5 Jan - Tue, 12 Jan
Southwest Logo
12:45 p.m. - 8:55 p.m.BUF  Buffalo-SAN San Diego
11h 10m1 stop Baltimore/Washington
Southwest Logo
9:55 p.m. - 8:05 a.m.SAN  San Diego-BUF Buffalo
7h 10m1 stop Baltimore/Washington
C$ 308Southwest
Tue, 8 Dec - Mon, 14 Dec
JetBlue Logo
2:10 p.m. - 8:19 p.m.BUF  Buffalo-SAN San Diego
9h 09m1 stop Boston Logan Intl
JetBlue Logo
9:40 p.m. - 9:34 a.m.SAN  San Diego-BUF Buffalo
8h 54m1 stop New York John F Kennedy Intl
C$ 311JetBlue
Sat, 17 Oct - Sat, 24 Oct
American Airlines Logo
3:56 p.m. - 9:37 p.m.BUF  Buffalo-SAN San Diego
8h 41m1 stop Charlotte Douglas
American Airlines Logo
6:20 a.m. - 7:09 p.m.SAN  San Diego-BUF Buffalo
9h 49m1 stop Philadelphia
C$ 336American Airlines
Wed, 7 Oct - Wed, 14 Oct
United Airlines Logo
1:48 p.m. - 8:08 p.m.BUF  Buffalo-SAN San Diego
9h 20m2 stops Chicago O'Hare Intl Los Angeles
United Airlines Logo
10:30 p.m. - 9:29 a.m.SAN  San Diego-BUF Buffalo
7h 59m1 stop Chicago O'Hare Intl
C$ 336United Airlines
Thu, 17 Dec - Thu, 7 Jan
Delta Logo
6:00 a.m. - 10:27 a.m.BUF  Buffalo-SAN San Diego
7h 27m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:15 a.m. - 5:31 p.m.SAN  San Diego-BUF Buffalo
8h 16m1 stop Atlanta Hartsfield-Jackson
C$ 413Delta
Fri, 4 Dec - Sun, 13 Dec
American Airlines Logo
6:00 a.m. - 1:28 p.m.BUF  Buffalo-SAN San Diego
10h 28m1 stop Charlotte Douglas
American Airlines Logo
7:41 a.m. - 6:05 p.m.SAN  San Diego-BUF Buffalo
7h 24m1 stop Chicago O'Hare Intl
C$ 451American Airlines
Thu, 10 Dec - Tue, 15 Dec
Delta Logo
6:00 a.m. - 11:54 a.m.BUF  Buffalo-SAN San Diego
8h 54m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:50 p.m. - 11:06 a.m.SAN  San Diego-BUF Buffalo
10h 16m1 stop Atlanta Hartsfield-Jackson
C$ 454Delta
Booking Insights

Price, demand, and travel trends for Buffalo to San Diego flights

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

How much is a round-trip flight from Buffalo to San Diego?

Round-trip flights from Buffalo to San Diego start at C$ 293. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 441 to C$ 648. The lowest price found in the past 5 days was C$ 293 on JetBlue.

What's the cheapest day of the week to fly from Buffalo to San Diego?

Tuesday is the cheapest day of the week to fly from Buffalo to San Diego and is 9% cheaper than the average day. Sunday is the most expensive day with flight prices 8% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Buffalo to San Diego?

  • October is the cheapest month to fly from Buffalo to San Diego at C$ 486 round-trip.
  • December (C$ 764) and September (C$ 636) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 57% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Buffalo to San Diego the cheapest?

Flights from Buffalo to San Diego are cheapest 16 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Buffalo to San Diego flights

Low season

December

Cheapest flight

C$ 150
Best time to beat the crowds but there is an average 45% increase in price.
Most popular time to fly (21% more expensive on average)
Flights from Buffalo to San Diego

When to book flights from Buffalo to San Diego

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

Your Buffalo to San Diego flight questions, answered

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

  • If you will be sending an unaccompanied minor from Buffalo to San Diego, consider choosing an affordable Delta flight with one stop in either Atlanta (ATL) or Detroit (DTW). During the connection at ATL or DTW, your child can enjoy the Delta Sky Zone, a supervised lounge designed to entertain unaccompanied minors waiting for the next leg of their flight.

    Which airline provides an affordable green flight from Buffalo to San Diego?

  • A competitively-priced flight on American Airlines with one stop will leave a small carbon footprint. American Airlines is often rated one of the Top 10 most sustainable airlines in the world because they use more sustainable aviation fuel than almost any other North American airline. American also reduces waste and increases recycling on each of their flights.

    Which Buffalo to San Diego flight offers the most comfortable economy seat?

  • A Basic Economy ticket aboard Delta buys you 31 inches of seat pitch, as opposed to 28–30 inches on other comparably priced airlines. At your Delta economy seat, you can also enjoy power and USB outlets and seat back entertainment. You can buy a light meal for a fee on the second leg of the flight.

    What are some common connection cities on a flight from Buffalo to San Diego?

  • On one-stop flights from BUF to SAN, Chicago (ORD) is a common connection city on United and American. American also stops in Philadelphia, Charlotte, and Dallas (DFW). Delta flights tend to stop in Atlanta, Detroit, or Minneapolis. JetBlue stops in Boston and Frontier stops in Orlando.

    Can I rent a car when I land in San Diego?

  • Which airports can I use when flying from Buffalo to San Diego?

    Flights from Buffalo to San Diego usually depart from Buffalo (BUF) and arrive at San Diego (SAN).

  • Which cabin classes can I book on flights from Buffalo to San Diego?

    Only Economy Class is available on flights from Buffalo to San Diego.

  • Which airports do connecting flights from Buffalo to San Diego pass through?

    One-stop flights from Buffalo to San Diego most commonly connect through:

    • Chicago O'Hare Intl (ORD) – 34% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) – 28% of one-stop connections
    • Chicago Midway (MDW) – 10% of one-stop connections
    • Baltimore/Washington (BWI) – 9% of one-stop connections

    Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Buffalo to San Diego?

    Yes. Being flexible with your travel dates can save you up to 16% on the Buffalo to San Diego route. Tuesday is the cheapest departure day at C$ 483 round-trip on average, while Sunday is the most expensive at C$ 571, a difference of C$ 88. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in San Diego?

    Some of the most popular sights in San Diego are San Diego Convention Center, B Street Cruise Ship Terminal, and Mission Beach. These are among the most viewed places in San Diego on KAYAK.

  • How expensive are last-minute Buffalo to San Diego flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 72% above the route average of C$ 527. Book 16 weeks before departure for the lowest fares.

  • How long does a flight from Buffalo to San Diego take?

    A direct flight from Buffalo to San Diego takes 0h 00m, covering 5,674 km.

  • Do I need a passport to fly from Buffalo to San Diego?

    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 Buffalo to San Diego 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$ 293 to C$ 2,139. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Buffalo to San Diego looking right now?

    One-way fares from Buffalo to San Diego are currently lower than usual. Average one-way flight prices are about C$ 205, which is 35% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Buffalo to San Diego?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 46m, compared with 7h 19m via Las Vegas Harry Reid Intl (LAS) and 7h 25m via Detroit Metropolitan Wayne County (DTW).

  • What is the time difference between Buffalo and San Diego?

    San Diego is 3 hours behind Buffalo (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Diego Airport (SAN)?

    San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around C$ 19 for economy cars. Top options include:
    • Dollar
    • Payless
    • Europcar
    • Thrifty
    • Fox

  • How much should I expect to pay for a Buffalo to San Diego flight?

    Round-trip flights from Buffalo to San Diego range from C$ 441 to C$ 648, with an average of C$ 527 over the past 12 months. Anything below C$ 441 counts as a good deal.

Your guide to booking Buffalo to San Diego 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 Tuesday departure instead of Sunday. On this route, Tuesday flights average C$ 483 – about C$ 88 less than Sunday (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Buffalo to San Diego trip for October. Fares historically average C$ 486 round-trip in that month – typically C$ 278 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 San Diego Airport.
    - Courtyard by Marriott San Diego Downtown Little Italy
    - Bay Club Hotel & Marina
    - Sheraton San Diego Resort
  • Because both the Czech Republic and Germany are parties to the Schengen Agreement, Americans may visit these countries as a tourist or for business purposes for up to 90 days without applying for a visa. If you plan to be in the Schengen Area longer than 90 days, or you are traveling for other purposes, you will probably need to apply for a visa.
  • The Buffalo Niagara International Airport (BUF) is a hub for Delta, JetBlue, Southwest, and Wiggins Airlines. The San Diego International Airport (SAN) is a hub for Southwest Airlines, West Air, and Alaska Airlines. You can find some of the cheapest tickets from BUF to SAN aboard Delta, JetBlue, and Southwest.
  • Some of the cheapest tickets you can buy from BUF to SAN are aboard American Airlines with one stop. Many of these flights, though not all, include one carry-on in the price of your Basic Economy ticket. Your American Airlines carry-on must be within 22 x 14 x 9 inches and 40 lb.
  • Consider pampering yourself from BUF to SAN by choosing a First Class ticket for your flight across the country. With First Class, you will speed through check-in and security, board first, and get your checked bags first when you land. Your seat in the cabin will be wider with more legroom, and you'll be able to enjoy complimentary alcoholic drinks and refined dining.
  • If you want to relax in style and comfort at BUF as you wait for your flight to San Diego, you can pay an entrance fee in order to access the exclusive lounge The Club. BUF has just one terminal, and The Club is in this terminal airside between gate 6 and 7.

More options for your flight from Buffalo to San Diego

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