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Cheap flights from Buffalo to San Diego from $115

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 6/9. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:50 pm - 10:39 pm
BUF
-
SAN
7h 49m
1 stop
United Airlines Logo
10:40 pm - 10:16 am
SAN
-
BUF
8h 36m
1 stop
$229United Airlines
ti, Touko 19 - ti, kesä 2
American Airlines Logo
5:00 am - 11:17 am
BUF
-
SAN
9h 17m
1 stop
American Airlines Logo
10:05 am - 9:53 pm
SAN
-
BUF
8h 48m
1 stop
$249American Airlines
ti, Touko 19 - ti, kesä 9
United Airlines Logo
5:52 pm - 10:34 pm
BUF
-
SAN
7h 42m
1 stop
United Airlines Logo
10:40 pm - 10:05 am
SAN
-
BUF
8h 25m
1 stop
$251United Airlines
ke, kesä 3 - la, kesä 6
Southwest Logo
9:45 am - 2:55 pm
BUF
-
SAN
8h 10m
1 stop
Southwest Logo
10:40 pm - 10:45 am
SAN
-
BUF
9h 05m
1 stop
$252Southwest
ti, elo 25 - to, elo 27
United Airlines Logo
10:54 am - 5:00 pm
BUF
-
SAN
9h 06m
2 stops
United Airlines Logo
10:40 pm - 9:14 am
SAN
-
BUF
7h 34m
1 stop
$256United Airlines
ti, elo 25 - to, elo 27
Southwest Logo
3:10 pm - 7:35 pm
BUF
-
SAN
7h 25m
1 stop
Southwest Logo
10:40 pm - 10:25 am
SAN
-
BUF
8h 45m
1 stop
$264Southwest
ke, kesä 3 - ma, kesä 8
Southwest Logo
4:00 pm - 10:40 pm
BUF
-
SAN
9h 40m
2 stops
Southwest Logo
10:40 pm - 10:25 am
SAN
-
BUF
8h 45m
1 stop
$269Southwest
ke, kesä 3 - ma, kesä 8
Southwest Logo
6:25 pm - 10:35 pm
BUF
-
SAN
7h 10m
1 stop
Southwest Logo
10:40 pm - 9:55 am
SAN
-
BUF
8h 15m
1 stop
$274Southwest
ti, elo 18 - pe, elo 21
American Airlines Logo
12:56 pm - 7:44 pm
BUF
-
SAN
9h 48m
1 stop
American Airlines Logo
10:45 pm - 10:54 am
SAN
-
BUF
9h 09m
1 stop
$278American Airlines
ke, elo 12 - ti, elo 18
American Airlines Logo
3:55 pm - 11:10 pm
BUF
-
SAN
10h 15m
1 stop
American Airlines Logo
1:31 pm - 11:50 pm
SAN
-
BUF
7h 19m
1 stop
$291American Airlines
la, Touko 9 - la, Touko 16

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American Airlines flights from Buffalo to San Diego

Our best American Airlines deals on Buffalo to San Diego flight tickets
American Airlines
May 19
BUF5:00 amBuffalo
9h 17m
1 stop
SAN11:17 amSan Diego
Jun 9
SAN10:05 amSan Diego
8h 48m
1 stop
BUF9:53 pmBuffalo
$249
American Airlines
Aug 12
BUF12:56 pmBuffalo
9h 48m
1 stop
SAN7:44 pmSan Diego
Aug 18
SAN10:45 pmSan Diego
9h 09m
1 stop
BUF10:54 amBuffalo
$278
American Airlines
May 9
BUF3:55 pmBuffalo
10h 15m
1 stop
SAN11:10 pmSan Diego
May 16
SAN1:31 pmSan Diego
7h 19m
1 stop
BUF11:50 pmBuffalo
$291

Delta flights from Buffalo to San Diego

Our best Delta deals on Buffalo to San Diego flight tickets
Delta
Jun 1
BUF6:15 amBuffalo
8h 01m
1 stop
SAN11:16 amSan Diego
Jun 3
SAN2:30 pmSan Diego
6h 29m
1 stop
BUF11:59 pmBuffalo
$297
Delta
May 26
BUF6:25 amBuffalo
6h 58m
1 stop
SAN10:23 amSan Diego
Jun 4
SAN2:30 pmSan Diego
6h 29m
1 stop
BUF11:59 pmBuffalo
$328
Delta
Jun 27
BUF5:12 pmBuffalo
8h 48m
1 stop
SAN11:00 pmSan Diego
Jul 4
SAN6:20 amSan Diego
9h 07m
1 stop
BUF6:27 pmBuffalo
$349

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 huhtikuu 22, 2026.
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

Cheapest round-trip

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ti 5/19

5:50 pm-10:39 pm

1 stop7h 49m

San Diego

ti 6/2

10:40 pm-10:16 am

1 stop8h 36m

$229

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ti 5/19

5:00 am-11:17 am

1 stop9h 17m

San Diego

ti 6/9

10:05 am-9:53 pm

1 stop8h 48m

$249

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ke 6/3

5:52 pm-10:34 pm

1 stop7h 42m

San Diego

la 6/6

10:40 pm-10:05 am

1 stop8h 25m

$251

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ti 8/25

9:45 am-2:55 pm

1 stop8h 10m

San Diego

to 8/27

10:40 pm-10:45 am

1 stop9h 05m

$252

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ti 8/25

10:54 am-5:00 pm

2 stops9h 06m

San Diego

to 8/27

10:40 pm-9:14 am

1 stop7h 34m

$256

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ke 6/3

3:10 pm-7:35 pm

1 stop7h 25m

San Diego

ma 6/8

10:40 pm-10:25 am

1 stop8h 45m

$264

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ke 6/3

4:00 pm-10:40 pm

2 stops9h 40m

San Diego

ma 6/8

10:40 pm-10:25 am

1 stop8h 45m

$269
Quickest round-trip

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ti 8/18

6:25 pm-10:35 pm

1 stop7h 10m

San Diego

pe 8/21

10:40 pm-9:55 am

1 stop8h 15m

$274

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

ke 8/12

12:56 pm-7:44 pm

1 stop9h 48m

San Diego

ti 8/18

10:45 pm-10:54 am

1 stop9h 09m

$278

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

la 5/9

3:55 pm-11:10 pm

1 stop10h 15m

San Diego

la 5/16

1:31 pm-11:50 pm

1 stop7h 19m

$291

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Buffalo and San Diego?

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 April is also very affordable. Most momondo users find prices during this month for around $358.

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 $398 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 $251 on momondo.

Can stopping save me money on Buffalo to San Diego flights?

You could potentially save up to 23% on your flight if you consider stops on a Buffalo to San Diego flight.

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

As of April 2026, prices for Buffalo to San Diego flights are approximately 0% 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 18m

Direct flights

None
The fastest flight from Buffalo to San Diego takes 7h 18m
There are no direct flights from Buffalo to San Diego. There are no popular flight routes from Buffalo to San Diego.
Search flight deals

Frequently asked questions about flying from Buffalo to San Diego

  • How far is Buffalo to San Diego by plane?

    There are 2181.7 mi between Buffalo and San Diego. Typically, this will take 7h 18m 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
5.6
2,982 reviews
Search Frontier flights
JetBluePriceFrom $172Free CancellationRating
7.2
2,947 reviews
Search JetBlue flights
DeltaPriceFrom $222Free CancellationRating
7.9
8,430 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,647 reviews
Search American Airlines flights
SouthwestPriceFrom $267Free CancellationRating
8.0
4,330 reviews
Search Southwest flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
9,625 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
Poway
San Ysidro
La Mesa
Imperial Beach
Borrego Springs
Lemon Grove
Alpine
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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