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Cheap flights from Buffalo to San Diego from $119

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 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Frontier Logo
4:57 pm - 11:53 pmBUF-SAN
9h 56m1 stop
Frontier Logo
6:35 am - 4:02 pmSAN-BUF
6h 27m1 stop
$181Frontier
Find Deal
Fri, Sep 26 - Mon, Sep 29
Frontier Logo
4:57 pm - 11:53 pmBUF-SAN
9h 56m1 stop
Frontier Logo
6:35 am - 4:02 pmSAN-BUF
6h 27m1 stop
$269Frontier
Find Deal
Sun, Sep 21 - Fri, Sep 26
American Airlines Logo
11:46 am - 7:27 pmBUF-SAN
10h 41m1 stop
American Airlines Logo
6:15 am - 9:51 pmSAN-BUF
12h 36m1 stop
$303American Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 16
American Airlines Logo
6:14 am - 2:10 pmBUF-SAN
10h 56m1 stop
American Airlines Logo
10:53 am - 11:35 pmSAN-BUF
9h 42m1 stop
$323American Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Delta Logo
7:24 pm - 11:29 pmBUF-SAN
7h 05m1 stop
Delta Logo
10:40 pm - 8:22 amSAN-BUF
6h 42m1 stop
$343Delta
Find Deal
Mon, Aug 4 - Tue, Aug 12
Delta Logo
7:24 pm - 11:29 pmBUF-SAN
7h 05m1 stop
Delta Logo
10:40 pm - 8:22 amSAN-BUF
6h 42m1 stop
$344Delta
Find Deal
Wed, Aug 6 - Wed, Aug 13
United Airlines Logo
1:57 pm - 6:20 pmBUF-SAN
7h 23m1 stop
United Airlines Logo
11:08 am - 10:46 pmSAN-BUF
8h 38m2 stops
$350United Airlines
Find Deal
Wed, Sep 24 - Sat, Sep 27
Southwest Logo
5:15 pm - 11:15 pmBUF-SAN
9h 00m2 stops
Southwest Logo
7:35 pm - 8:10 amSAN-BUF
9h 35m2 stops
$353Southwest
Find Deal
Thu, Oct 16 - Mon, Oct 20
United Airlines Logo
7:05 am - 12:57 pmBUF-SAN
8h 52m2 stops
United Airlines Logo
11:08 am - 10:46 pmSAN-BUF
8h 38m2 stops
$355United Airlines
Find Deal
Wed, Sep 24 - Sat, Sep 27
Southwest Logo
5:50 am - 2:00 pmBUF-SAN
11h 10m2 stops
Southwest Logo
6:40 pm - 8:05 amSAN-BUF
10h 25m2 stops
$361Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16

American Airlines flights from Buffalo to San Diego

Our best American Airlines deals on Buffalo to San Diego flight tickets
American Airlines
Sep 9
BUF11:46 amBuffalo
10h 41m
1 stop
SAN7:27 pmSan Diego
Sep 16
SAN6:15 amSan Diego
12h 36m
1 stop
BUF9:51 pmBuffalo
American Airlines
Oct 21
BUF6:14 amBuffalo
10h 56m
1 stop
SAN2:10 pmSan Diego
Oct 28
SAN10:53 amSan Diego
9h 42m
1 stop
BUF11:35 pmBuffalo
American Airlines
Oct 15
BUF6:14 amBuffalo
10h 56m
1 stop
SAN2:10 pmSan Diego
Oct 25
SAN10:45 pmSan Diego
8h 55m
1 stop
BUF10:40 amBuffalo

United Airlines flights from Buffalo to San Diego

Our best United Airlines deals on Buffalo to San Diego flight tickets
United Airlines
Sep 24
BUF1:57 pmBuffalo
7h 23m
1 stop
SAN6:20 pmSan Diego
Sep 27
SAN11:08 amSan Diego
8h 38m
2 stops
BUF10:46 pmBuffalo
United Airlines
Sep 24
BUF7:05 amBuffalo
8h 52m
2 stops
SAN12:57 pmSan Diego
Sep 27
SAN11:08 amSan Diego
8h 38m
2 stops
BUF10:46 pmBuffalo
United Airlines
Oct 22
BUF5:55 pmBuffalo
7h 19m
1 stop
SAN10:14 pmSan Diego
Oct 25
SAN11:08 amSan Diego
8h 38m
2 stops
BUF10:46 pmBuffalo

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 January, then departing from Buffalo during the month September is also very affordable. Most momondo users find prices during this month for around $383.

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 afternoon are often more expensive with an average ticket price of $473.

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 $432 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 $361 on momondo.

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

As of July 2025, prices for Buffalo to San Diego flights are approximately 1% 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

Best Price Found

$119

Fastest flight time

6h 33m

Direct flights

None

Airports in San Diego

1 airport
The best one-way flight to San Diego from Buffalo in the past 72 hours is $119. The best round-trip flight deal from Buffalo to San Diego found on momondo in the last 72 hours is $181.
The fastest flight from Buffalo to San Diego takes 6h 33m
There are no direct flights from Buffalo to San Diego. Popular non-direct route for this connection is Buffalo Airport - San Diego Airport.
There is 1 airport near San Diego: San Diego (SAN)

  • How far is Buffalo to San Diego by plane?

    There are 2181.7 mi between Buffalo and San Diego. Typically, this will take 6h 33m 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 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
5.9
3,284 reviews
Search Frontier flights
JetBluePriceFrom $256Free CancellationRating
7.3
2,916 reviews
Search JetBlue flights
DeltaPriceFrom $306Free CancellationRating
8.0
7,983 reviews
Search Delta flights
American AirlinesPriceFrom $328Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $342Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
SouthwestPriceFrom $346Free CancellationRating
8.0
4,270 reviews
Search Southwest flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
El Cajon
Chula Vista
Julian
National City
La Mesa
Imperial Beach
San Ysidro
Poway
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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1 adult
Tue 7/8
Tue 7/15

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