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Cheap flights from San Diego to Buffalo from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Buffalo departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Diego to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:41 am - 11:36 amSAN-BUF
25h 55m2 stops
Frontier Logo
5:24 pm - 1:28 pmBUF-SAN
23h 04m1 stop
$329Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
Frontier Logo
6:41 am - 4:29 pmSAN-BUF
6h 48m1 stop
Frontier Logo
5:24 pm - 11:50 pmBUF-SAN
9h 26m1 stop
$335Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
10:00 pm - 9:48 amSAN-BUF
8h 48m1 stop
United Airlines Logo
8:30 am - 1:04 pmBUF-SAN
7h 34m1 stop
$351United Airlines
Find Deal
Thu, Nov 13 - Tue, Nov 18
United Airlines Logo
10:30 pm - 11:32 amSAN-BUF
10h 02m2 stops
United Airlines Logo
8:30 am - 1:04 pmBUF-SAN
7h 34m1 stop
$356United Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11
American Airlines Logo
10:47 am - 10:20 pmSAN-BUF
8h 33m1 stop
American Airlines Logo
5:05 am - 11:43 amBUF-SAN
9h 38m1 stop
$359American Airlines
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Sat, Dec 6 - Mon, Dec 8
Southwest Logo
9:00 am - 8:40 pmSAN-BUF
8h 40m2 stops
Southwest Logo
3:40 pm - 10:25 pmBUF-SAN
9h 45m2 stops
$361Southwest
Find Deal
Tue, Nov 4 - Tue, Nov 11
American Airlines Logo
10:01 pm - 11:09 amSAN-BUF
10h 08m1 stop
American Airlines Logo
6:00 am - 11:39 amBUF-SAN
8h 39m1 stop
$368American Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1
Southwest Logo
9:10 am - 11:15 pmSAN-BUF
11h 05m1 stop
Southwest Logo
6:00 am - 12:55 pmBUF-SAN
9h 55m2 stops
$407Southwest
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Sat, Nov 15 - Fri, Dec 12
Delta Logo
12:40 pm - 10:33 pmSAN-BUF
6h 53m1 stop
Delta Logo
6:10 am - 10:39 amBUF-SAN
7h 29m1 stop
$409Delta
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Wed, Dec 24 - Thu, Jan 1
Delta Logo
10:00 pm - 11:28 pmSAN-BUF
22h 28m1 stop
Delta Logo
6:10 am - 10:39 amBUF-SAN
7h 29m1 stop
$573Delta
Find Deal
Fri, Dec 19 - Thu, Jan 1

Frontier flights from San Diego to Buffalo

Our best Frontier deals on San Diego to Buffalo flight tickets
Frontier
Oct 24
SAN6:41 amSan Diego
25h 55m
2 stops
BUF11:36 amBuffalo
Oct 27
BUF5:24 pmBuffalo
23h 04m
1 stop
SAN1:28 pmSan Diego
$329
Find similar
Frontier
Oct 24
SAN6:41 amSan Diego
6h 48m
1 stop
BUF4:29 pmBuffalo
Oct 27
BUF5:24 pmBuffalo
9h 26m
1 stop
SAN11:50 pmSan Diego
$335
Find similar
Frontier
Oct 9
SAN10:52 amSan Diego
26h 37m
1 stop
BUF4:29 pmBuffalo
Oct 27
BUF5:24 pmBuffalo
23h 04m
1 stop
SAN1:28 pmSan Diego
$348
Find similar

JetBlue flights from San Diego to Buffalo

Our best JetBlue deals on San Diego to Buffalo flight tickets
JetBlue
Nov 4
SAN9:05 pmSan Diego
9h 15m
1 stop
BUF9:20 amBuffalo
Nov 11
BUF12:15 pmBuffalo
27h 33m
1 stop
SAN12:48 pmSan Diego
$343
Find similar
JetBlue
Nov 7
SAN2:10 pmSan Diego
18h 09m
1 stop
BUF11:19 amBuffalo
Nov 16
BUF7:00 amBuffalo
8h 47m
1 stop
SAN12:47 pmSan Diego
$344
Find similar
JetBlue
Feb 26
SAN10:25 amSan Diego
8h 06m
1 stop
BUF9:31 pmBuffalo
Feb 28
BUF1:10 pmBuffalo
9h 24m
1 stop
SAN7:34 pmSan Diego
$345
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 6, 2025.
Use the filters below to find and compare flights from San Diego to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Fri 10/24

6:41 am-11:36 am

2 stops25h 55m

Buffalo

Mon 10/27

5:24 pm-1:28 pm

1 stop23h 04m

$329

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Fri 10/24

6:41 am-4:29 pm

1 stop6h 48m

Buffalo

Mon 10/27

5:24 pm-11:50 pm

1 stop9h 26m

$335

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Thu 11/13

10:00 pm-9:48 am

1 stop8h 48m

Buffalo

Tue 11/18

8:30 am-1:04 pm

1 stop7h 34m

$351

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 11/4

10:30 pm-11:32 am

2 stops10h 02m

Buffalo

Tue 11/11

8:30 am-1:04 pm

1 stop7h 34m

$356

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Sat 12/6

10:47 am-10:20 pm

1 stop8h 33m

Buffalo

Mon 12/8

5:05 am-11:43 am

1 stop9h 38m

$359

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 11/4

9:00 am-8:40 pm

2 stops8h 40m

Buffalo

Tue 11/11

3:40 pm-10:25 pm

2 stops9h 45m

$361

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 12/24

10:01 pm-11:09 am

1 stop10h 08m

Buffalo

Thu 1/1

6:00 am-11:39 am

1 stop8h 39m

$368

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Sat 11/15

9:10 am-11:15 pm

1 stop11h 05m

Buffalo

Fri 12/12

6:00 am-12:55 pm

2 stops9h 55m

$407

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 12/24

12:40 pm-10:33 pm

1 stop6h 53m

Buffalo

Thu 1/1

6:10 am-10:39 am

1 stop7h 29m

$409

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Fri 12/19

10:00 pm-11:28 pm

1 stop22h 28m

Buffalo

Thu 1/1

6:10 am-10:39 am

1 stop7h 29m

$573

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

How to get the cheapest flight ticket from San Diego to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of September, then book flights to Buffalo from San Diego during March instead. Flights to Buffalo in March, while not as cheap as those in September, still average around $367.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Saturday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $457. Flights from San Diego to Buffalo on a Sunday will generally be more expensive and average around $505. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

In the afternoon is the cheapest time of day to fly from San Diego to Buffalo when you can find flight prices for as low as $396. Flying to Buffalo in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $503 per ticket.

What is the cheapest San Diego to Buffalo flight route?

Fly from San Diego to Buffalo for the best San Diego - Buffalo flight prices

How far in advance should I book a flight to Buffalo?

You are more likely to see cheaper flights to Buffalo from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from San Diego for as low as $352 on momondo.

What cabin class options are available on San Diego to Buffalo flights?

There is only 1 cabin class available to choose from on San Diego to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Diego to Buffalo flight prices changed over time?

As of October 2025, prices for San Diego to Buffalo flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Buffalo (SAN to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Buffalo

Direct flights

None
There are no direct flights from San Diego to Buffalo. There are no popular flight routes from San Diego to Buffalo.
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  • How far is San Diego to Buffalo by plane?

    Buffalo is 2181.7 mi away from San Diego. In terms of flight time, this usually takes a little over 6h 35m.

  • When did momondo last update prices for flights from San Diego Airport to Buffalo Airport?

    Prices for flights from San Diego Airport to Buffalo Airport are updated daily.

  • How many operators does momondo search for flights from San Diego Airport to Buffalo Airport?

  • How old do you have to be to fly from San Diego Airport to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents required for your trip to Buffalo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buffalo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Diego to Buffalo?

Best airlines flying from San Diego to Buffalo

Compare and see reviews for airlines that fly from San Diego to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $161Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
FrontierPriceFrom $209Free CancellationRating
5.8
3,146 reviews
Search Frontier flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
8,957 reviews
Search United Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.9
7,967 reviews
Search Delta flights
SouthwestPriceFrom $366Free CancellationRating
8.0
4,232 reviews
Search Southwest flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Tonawanda
Amherst
Williamsville
Grand Island
Orchard Park
Lockport
West Seneca
East Aurora
Bowmansville
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Buffalo?

Finding the right flight to Buffalo from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.

Can I find flights from San Diego to Buffalo with flexible booking policies on momondo?

All flight searches from San Diego to Buffalo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Diego to Buffalo?

momondo helps you find the best flight between San Diego and Buffalo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Buffalo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Buffalo, momondo offers a useful price alert feature which will track prices for flights to Buffalo from San Diego and alert you when they change.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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