Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Buffalo to San Diego from C$ 235

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 18/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Find the cheapest flights from Buffalo to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:10 p.m. - 10:55 p.m.
BUF
-
SAN
6h 45m
1 stop
Southwest Logo
4:05 p.m. - 1:30 a.m.
SAN
-
BUF
6h 25m
1 stop
C$ 468Southwest
Thu, 13 Aug - Sun, 16 Aug
American Airlines Logo
5:25 a.m. - 11:13 a.m.
BUF
-
SAN
8h 48m
1 stop
American Airlines Logo
6:15 a.m. - 7:13 p.m.
SAN
-
BUF
9h 58m
1 stop
C$ 474American Airlines
Sat, 13 Jun - Sat, 27 Jun
Delta Logo
3:52 p.m. - 10:00 p.m.
BUF
-
SAN
9h 08m
1 stop
Delta Logo
10:15 p.m. - 8:20 a.m.
SAN
-
BUF
7h 05m
1 stop
C$ 475Delta
Thu, 28 May - Mon, 1 Jun
Southwest Logo
3:55 p.m. - 9:55 p.m.
BUF
-
SAN
9h 00m
2 stops
Southwest Logo
4:05 p.m. - 1:30 a.m.
SAN
-
BUF
6h 25m
1 stop
C$ 476Southwest
Thu, 13 Aug - Sun, 16 Aug
Southwest Logo
3:55 p.m. - 10:45 p.m.
BUF
-
SAN
9h 50m
1 stop
Southwest Logo
9:30 p.m. - 11:10 a.m.
SAN
-
BUF
10h 40m
2 stops
C$ 482Southwest
Mon, 31 Aug - Sun, 6 Sep
Southwest Logo
3:55 p.m. - 10:00 p.m.
BUF
-
SAN
9h 05m
2 stops
Southwest Logo
9:30 p.m. - 11:10 a.m.
SAN
-
BUF
10h 40m
2 stops
C$ 489Southwest
Mon, 31 Aug - Sun, 6 Sep
Southwest Logo
1:10 p.m. - 6:55 p.m.
BUF
-
SAN
8h 45m
1 stop
Southwest Logo
5:10 p.m. - 10:25 a.m.
SAN
-
BUF
14h 15m
2 stops
C$ 490Southwest
Wed, 3 Jun - Mon, 8 Jun
Southwest Logo
4:00 p.m. - 11:05 p.m.
BUF
-
SAN
10h 05m
2 stops
Southwest Logo
5:10 p.m. - 10:25 a.m.
SAN
-
BUF
14h 15m
2 stops
C$ 497Southwest
Mon, 1 Jun - Mon, 8 Jun
Delta Logo
6:15 a.m. - 11:16 a.m.
BUF
-
SAN
8h 01m
1 stop
Delta Logo
2:30 p.m. - 11:59 p.m.
SAN
-
BUF
6h 29m
1 stop
C$ 509Delta
Wed, 27 May - Tue, 2 Jun
Southwest Logo
12:40 p.m. - 7:00 p.m.
BUF
-
SAN
9h 20m
1 stop
Southwest Logo
7:40 p.m. - 7:50 a.m.
SAN
-
BUF
9h 10m
2 stops
C$ 516Southwest
Thu, 28 May - Tue, 2 Jun

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from Buffalo to San Diego

Our best Delta deals on Buffalo to San Diego flight tickets
Delta
28 May
BUF3:52 p.m.Buffalo
9h 08m
1 stop
SAN10:00 p.m.San Diego
1 Jun
SAN10:15 p.m.San Diego
7h 05m
1 stop
BUF8:20 a.m.Buffalo
C$ 475
Delta
27 May
BUF6:15 a.m.Buffalo
8h 01m
1 stop
SAN11:16 a.m.San Diego
2 Jun
SAN2:30 p.m.San Diego
6h 29m
1 stop
BUF11:59 p.m.Buffalo
C$ 509
Delta
27 May
BUF7:00 a.m.Buffalo
16h 35m
1 stop
SAN8:35 p.m.San Diego
3 Jun
SAN2:30 p.m.San Diego
6h 29m
1 stop
BUF11:59 p.m.Buffalo
C$ 525

JetBlue flights from Buffalo to San Diego

Our best JetBlue deals on Buffalo to San Diego flight tickets
JetBlue
2 Jun
BUF9:54 a.m.Buffalo
12h 13m
1 stop
SAN7:07 p.m.San Diego
3 Jun
SAN8:44 p.m.San Diego
10h 16m
1 stop
BUF10:00 a.m.Buffalo
C$ 603
JetBlue
2 Jun
BUF9:54 a.m.Buffalo
12h 13m
1 stop
SAN7:07 p.m.San Diego
3 Jun
SAN8:44 p.m.San Diego
10h 16m
1 stop
BUF10:00 a.m.Buffalo
C$ 615
JetBlue
6 Jun
BUF9:54 a.m.Buffalo
12h 13m
1 stop
SAN7:07 p.m.San Diego
9 Jun
SAN8:44 p.m.San Diego
10h 16m
1 stop
BUF10:00 a.m.Buffalo
C$ 617

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 96,600 searches. Data last updated 7 May 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
Quickest round-trip

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Thu 13/8

7:10 p.m.-10:55 p.m.

1 stop6h 45m

San Diego

Sun 16/8

4:05 p.m.-1:30 a.m.

1 stop6h 25m

C$ 468

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Sat 13/6

5:25 a.m.-11:13 a.m.

1 stop8h 48m

San Diego

Sat 27/6

6:15 a.m.-7:13 p.m.

1 stop9h 58m

C$ 474

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Thu 28/5

3:52 p.m.-10:00 p.m.

1 stop9h 08m

San Diego

Mon 1/6

10:15 p.m.-8:20 a.m.

1 stop7h 05m

C$ 475

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Thu 13/8

3:55 p.m.-9:55 p.m.

2 stops9h 00m

San Diego

Sun 16/8

4:05 p.m.-1:30 a.m.

1 stop6h 25m

C$ 476

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Mon 31/8

3:55 p.m.-10:45 p.m.

1 stop9h 50m

San Diego

Sun 6/9

9:30 p.m.-11:10 a.m.

2 stops10h 40m

C$ 482

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Mon 31/8

3:55 p.m.-10:00 p.m.

2 stops9h 05m

San Diego

Sun 6/9

9:30 p.m.-11:10 a.m.

2 stops10h 40m

C$ 489

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 3/6

1:10 p.m.-6:55 p.m.

1 stop8h 45m

San Diego

Mon 8/6

5:10 p.m.-10:25 a.m.

2 stops14h 15m

C$ 490

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Mon 1/6

4:00 p.m.-11:05 p.m.

2 stops10h 05m

San Diego

Mon 8/6

5:10 p.m.-10:25 a.m.

2 stops14h 15m

C$ 497

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Wed 27/5

6:15 a.m.-11:16 a.m.

1 stop8h 01m

San Diego

Tue 2/6

2:30 p.m.-11:59 p.m.

1 stop6h 29m

C$ 509

BuffaloSan Diego

BUF - SAN

BUFSAN

Buffalo

Thu 28/5

12:40 p.m.-7:00 p.m.

1 stop9h 20m

San Diego

Tue 2/6

7:40 p.m.-7:50 a.m.

2 stops9h 10m

C$ 516

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?

In general, October is the cheapest month to fly from Buffalo to San Diego. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 478. If you are unable to visit San Diego during the month of October, then departing from Buffalo during the month November is also very affordable. Most momondo users find prices during this month for around C$ 501.

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 C$ 539 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 C$ 342 on momondo.

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

You could potentially save up to 56% 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 May 2026, prices for Buffalo to San Diego flights are approximately 18% 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

8h 30m

Direct flights

Sun

Airports in San Diego

1 airport
The fastest flight from Buffalo to San Diego takes 8h 30m
Direct flights go from Buffalo to San Diego on Sunday. There are no airlines offering direct flights.
There is 1 airport in San Diego. From Buffalo there are direct flights to San Diego (SAN).
Search flight deals

Frequently asked questions about flying from Buffalo to San Diego

  • How far is Buffalo to San Diego by plane?

    The straight-line distance from Buffalo to San Diego is 3511.1 km. 8h 30m is a normal flight duration for this route.

  • 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 were last updated today.

  • 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?

    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 Buffalo Airport to San Diego Airport.

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

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted 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
SouthwestPriceFrom C$ 403Free CancellationRating
7.9
4,301 reviews
Search Southwest flights

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Coronado
Borrego Springs
Chula Vista

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?

Yes. All flights to San Diego from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Buffalo.

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

If you are not ready to book a flight from Buffalo to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

An easier way to manage your San Diego 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/6
Sat 13/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States