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Cheap flights from Buffalo to San Diego from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to San Diego departing on 1/19. 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 Buffalo to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:39 pm - 12:08 am
BUF
-
SAN
13h 29m2 stops
Multiple Airlines Logo
9:00 pm - 9:28 am
SAN
-
BUF
9h 28m1 stop
$252Multiple Airlines
Sun, Feb 1 - Sat, Feb 28
JetBlue Logo
10:25 am - 8:20 pm
BUF
-
SAN
12h 55m1 stop
JetBlue Logo
9:00 pm - 9:02 am
SAN
-
BUF
9h 02m1 stop
$269JetBlue
Tue, Feb 3 - Wed, Feb 4
Southwest Logo
3:35 pm - 9:40 pm
BUF
-
SAN
9h 05m1 stop
Southwest Logo
9:45 pm - 8:05 am
SAN
-
BUF
7h 20m1 stop
$301Southwest
Sat, Jan 17 - Tue, Jan 20
JetBlue Logo
8:00 am - 2:23 pm
BUF
-
SAN
9h 23m1 stop
JetBlue Logo
9:00 pm - 9:28 am
SAN
-
BUF
9h 28m1 stop
$303JetBlue
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
9:55 am - 3:40 pm
BUF
-
SAN
8h 45m1 stop
United Airlines Logo
6:15 am - 8:29 pm
SAN
-
BUF
11h 14m2 stops
$306United Airlines
Sat, Jan 17 - Tue, Jan 20
JetBlue Logo
7:00 am - 2:18 pm
BUF
-
SAN
10h 18m1 stop
JetBlue Logo
9:00 pm - 9:02 am
SAN
-
BUF
9h 02m1 stop
$307JetBlue
Wed, Jan 14 - Thu, Jan 22
JetBlue Logo
7:00 am - 2:18 pm
BUF
-
SAN
10h 18m1 stop
JetBlue Logo
9:00 pm - 9:02 am
SAN
-
BUF
9h 02m1 stop
$308JetBlue
Sun, Jan 18 - Wed, Jan 21
United Airlines Logo
1:59 pm - 8:42 pm
BUF
-
SAN
9h 43m2 stops
United Airlines Logo
6:15 am - 8:29 pm
SAN
-
BUF
11h 14m2 stops
$311United Airlines
Sat, Jan 17 - Tue, Jan 20
JetBlue Logo
7:00 am - 2:18 pm
BUF
-
SAN
10h 18m1 stop
JetBlue Logo
9:00 pm - 9:02 am
SAN
-
BUF
9h 02m1 stop
$315JetBlue
Wed, Jan 7 - Wed, Jan 14
Delta Logo
6:03 am - 10:33 am
BUF
-
SAN
7h 30m1 stop
Delta Logo
7:05 am - 12:16 am
SAN
-
BUF
14h 11m1 stop
$317Delta
Tue, Jan 20 - Tue, Jan 27

Delta flights from Buffalo to San Diego

Our best Delta deals on Buffalo to San Diego flight tickets
Delta
Jan 20
BUF6:03 amBuffalo
7h 30m
1 stop
SAN10:33 amSan Diego
Jan 27
SAN7:05 amSan Diego
14h 11m
1 stop
BUF12:16 amBuffalo
$317
Find similar
Delta
Jan 18
BUF3:38 pmBuffalo
11h 27m
1 stop
SAN12:05 amSan Diego
Jan 21
SAN6:30 amSan Diego
13h 22m
2 stops
BUF10:52 pmBuffalo
$322
Find similar
Delta
Jan 20
BUF5:44 pmBuffalo
7h 47m
1 stop
SAN10:31 pmSan Diego
Jan 25
SAN10:15 pmSan Diego
23h 01m
1 stop
BUF12:16 amBuffalo
$327
Find similar

JetBlue flights from Buffalo to San Diego

Our best JetBlue deals on Buffalo to San Diego flight tickets
JetBlue
Feb 3
BUF10:25 amBuffalo
12h 55m
1 stop
SAN8:20 pmSan Diego
Feb 4
SAN9:00 pmSan Diego
9h 02m
1 stop
BUF9:02 amBuffalo
$269
Find similar
JetBlue
Feb 24
BUF8:00 amBuffalo
9h 23m
1 stop
SAN2:23 pmSan Diego
Feb 28
SAN9:00 pmSan Diego
9h 28m
1 stop
BUF9:28 amBuffalo
$303
Find similar
JetBlue
Jan 14
BUF7:00 amBuffalo
10h 18m
1 stop
SAN2:18 pmSan Diego
Jan 22
SAN9:00 pmSan Diego
9h 02m
1 stop
BUF9:02 amBuffalo
$307
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to San Diego 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 December 10, 2025.
Use the filters below to find and compare flights from Buffalo to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sun 2/1

1:39 pm-12:08 am

2 stops13h 29m

San Diego

Sat 2/28

9:00 pm-9:28 am

1 stop9h 28m

$252

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Tue 2/3

10:25 am-8:20 pm

1 stop12h 55m

San Diego

Wed 2/4

9:00 pm-9:02 am

1 stop9h 02m

$269

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 1/17

3:35 pm-9:40 pm

1 stop9h 05m

San Diego

Tue 1/20

9:45 pm-8:05 am

1 stop7h 20m

$301

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Tue 2/24

8:00 am-2:23 pm

1 stop9h 23m

San Diego

Sat 2/28

9:00 pm-9:28 am

1 stop9h 28m

$303

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 1/17

9:55 am-3:40 pm

1 stop8h 45m

San Diego

Tue 1/20

6:15 am-8:29 pm

2 stops11h 14m

$306

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 1/14

7:00 am-2:18 pm

1 stop10h 18m

San Diego

Thu 1/22

9:00 pm-9:02 am

1 stop9h 02m

$307

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sun 1/18

7:00 am-2:18 pm

1 stop10h 18m

San Diego

Wed 1/21

9:00 pm-9:02 am

1 stop9h 02m

$308

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 1/17

1:59 pm-8:42 pm

2 stops9h 43m

San Diego

Tue 1/20

6:15 am-8:29 pm

2 stops11h 14m

$311

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 1/7

7:00 am-2:18 pm

1 stop10h 18m

San Diego

Wed 1/14

9:00 pm-9:02 am

1 stop9h 02m

$315

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Tue 1/20

6:03 am-10:33 am

1 stop7h 30m

San Diego

Tue 1/27

7:05 am-12:16 am

1 stop14h 11m

$317

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 San Diego from

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

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 San Diego?

If you are unable to visit San Diego during the month of October, then departing from Buffalo during the month September is also very affordable. Most momondo users find prices during this month for around $370.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Buffalo to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $397. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $551. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $330. Flights in the morning are often more expensive with an average ticket price of $457.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $434 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Buffalo for as low as $346 on momondo.

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

As of December 2025, prices for Buffalo to San Diego flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to San Diego

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

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

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

Fastest flight time

7h 48m

Direct flights

None
The fastest flight from Buffalo to San Diego takes 7h 48m
There are no direct flights from Buffalo to San Diego. There are no popular flight routes from Buffalo to San Diego.
Search flight deals

  • How far is Buffalo to San Diego by plane?

    There are 2181.7 mi between Buffalo and San Diego. Typically, this will take 7h 48m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to San Diego Airport.

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

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from Buffalo to San Diego

Compare and see reviews for airlines that fly from Buffalo to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $99Free CancellationRating
5.8
3,085 reviews
Search Frontier flights
SouthwestPriceFrom $230Free CancellationRating
7.9
4,252 reviews
Search Southwest flights
JetBluePriceFrom $256Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $331Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Imperial Beach
Poway
La Mesa
Borrego Springs
San Ysidro
Alpine
Lemon Grove
Santee

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Buffalo.

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

Flights from Buffalo to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Buffalo and San Diego 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 Buffalo to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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