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Cheap flights from Buffalo to San Diego from $128

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 10/13. 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
1 adult, Economy, 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.
JetBlue Logo
6:00 am - 11:56 am
BUF
-
SAN
8h 56m
1 stop
JetBlue Logo
10:40 am - 11:50 pm
SAN
-
BUF
10h 10m
1 stop
$246JetBlue
Tue, Sep 8 - Fri, Sep 11
JetBlue Logo
12:10 pm - 8:01 pm
BUF
-
SAN
10h 51m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$247JetBlue
Sat, Sep 19 - Mon, Sep 28
JetBlue Logo
12:10 pm - 8:01 pm
BUF
-
SAN
10h 51m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$249JetBlue
Wed, Sep 23 - Tue, Sep 29
JetBlue Logo
12:10 pm - 8:01 pm
BUF
-
SAN
10h 51m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$252JetBlue
Wed, Sep 23 - Tue, Sep 29
JetBlue Logo
12:10 pm - 8:01 pm
BUF
-
SAN
10h 51m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$262JetBlue
Sat, Sep 19 - Mon, Sep 28
JetBlue Logo
6:00 am - 11:56 am
BUF
-
SAN
8h 56m
1 stop
JetBlue Logo
8:40 pm - 9:34 am
SAN
-
BUF
9h 54m
1 stop
$264JetBlue
Wed, Aug 26 - Sat, Sep 5
JetBlue Logo
10:25 am - 7:28 pm
BUF
-
SAN
12h 03m
1 stop
JetBlue Logo
8:40 pm - 9:34 am
SAN
-
BUF
9h 54m
1 stop
$276JetBlue
Tue, Sep 1 - Wed, Sep 2
JetBlue Logo
9:15 am - 6:48 pm
BUF
-
SAN
12h 33m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$278JetBlue
Thu, Sep 10 - Mon, Sep 21
JetBlue Logo
9:15 am - 6:48 pm
BUF
-
SAN
12h 33m
1 stop
JetBlue Logo
9:30 pm - 8:24 am
SAN
-
BUF
7h 54m
1 stop
$281JetBlue
Wed, Sep 16 - Tue, Sep 22
JetBlue Logo
6:00 am - 11:56 am
BUF
-
SAN
8h 56m
1 stop
JetBlue Logo
10:20 am - 11:32 pm
SAN
-
BUF
10h 12m
1 stop
$283JetBlue
Mon, Aug 31 - Sun, Sep 6

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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
Aug 4
BUF8:08 amBuffalo
7h 19m
1 stop
SAN12:27 pmSan Diego
Aug 11
SAN9:36 pmSan Diego
9h 42m
1 stop
BUF10:18 amBuffalo
$351
American Airlines
Jul 28
BUF6:32 amBuffalo
8h 55m
1 stop
SAN12:27 pmSan Diego
Aug 4
SAN1:07 pmSan Diego
7h 52m
1 stop
BUF11:59 pmBuffalo
$355
American Airlines
Sep 22
BUF2:51 pmBuffalo
9h 00m
1 stop
SAN8:51 pmSan Diego
Sep 29
SAN9:46 amSan Diego
10h 13m
2 stops
BUF10:59 pmBuffalo
$366

JetBlue flights from Buffalo to San Diego

Our best JetBlue deals on Buffalo to San Diego flight tickets
JetBlue
Sep 8
BUF6:00 amBuffalo
8h 56m
1 stop
SAN11:56 amSan Diego
Sep 11
SAN10:40 amSan Diego
10h 10m
1 stop
BUF11:50 pmBuffalo
$246
JetBlue
Sep 19
BUF12:10 pmBuffalo
10h 51m
1 stop
SAN8:01 pmSan Diego
Sep 28
SAN9:30 pmSan Diego
7h 54m
1 stop
BUF8:24 amBuffalo
$247
JetBlue
Sep 8
BUF6:00 amBuffalo
8h 56m
1 stop
SAN11:56 amSan Diego
Sep 11
SAN10:40 amSan Diego
10h 10m
1 stop
BUF11:50 pmBuffalo
$249

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 June 20, 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

Tue 9/8

6:00 am-11:56 am

1 stop8h 56m

San Diego

Fri 9/11

10:40 am-11:50 pm

1 stop10h 10m

$246
Quickest round-trip

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 9/19

12:10 pm-8:01 pm

1 stop10h 51m

San Diego

Mon 9/28

9:30 pm-8:24 am

1 stop7h 54m

$247

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 9/23

12:10 pm-8:01 pm

1 stop10h 51m

San Diego

Tue 9/29

9:30 pm-8:24 am

1 stop7h 54m

$249

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 9/23

12:10 pm-8:01 pm

1 stop10h 51m

San Diego

Tue 9/29

9:30 pm-8:24 am

1 stop7h 54m

$252

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 9/19

12:10 pm-8:01 pm

1 stop10h 51m

San Diego

Mon 9/28

9:30 pm-8:24 am

1 stop7h 54m

$262

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 8/26

6:00 am-11:56 am

1 stop8h 56m

San Diego

Sat 9/5

8:40 pm-9:34 am

1 stop9h 54m

$264

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Tue 9/1

10:25 am-7:28 pm

1 stop12h 03m

San Diego

Wed 9/2

8:40 pm-9:34 am

1 stop9h 54m

$276

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Thu 9/10

9:15 am-6:48 pm

1 stop12h 33m

San Diego

Mon 9/21

9:30 pm-8:24 am

1 stop7h 54m

$278

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 9/16

9:15 am-6:48 pm

1 stop12h 33m

San Diego

Tue 9/22

9:30 pm-8:24 am

1 stop7h 54m

$281

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Mon 8/31

6:00 am-11:56 am

1 stop8h 56m

San Diego

Sun 9/6

10:20 am-11:32 pm

1 stop10h 12m

$283

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 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 $370.

How far in advance should I book a flight from Buffalo 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 $401 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 $298 on momondo.

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

You could potentially save up to 36% 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 June 2026, prices for Buffalo to San Diego flights are approximately 22% cheaper 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

6h 45m

Direct flights

None
The fastest flight from Buffalo to San Diego takes 6h 45m
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 6h 45m 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
JetBluePriceFrom $172Free CancellationRating
7.1
2,989 reviews
Search JetBlue flights
DeltaPriceFrom $222Free CancellationRating
7.8
8,421 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,716 reviews
Search American Airlines flights
SouthwestPriceFrom $267Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights

  • Southwest Flights From Buffalo to San Diego

    Southwest flight deals from Buffalo to San Diego start from $267 round-trip. Over the 1 Southwest flight for this route in a normal week, average airfare is usually $420 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near San Diego?

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

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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