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Cheap flights from San Diego to Buffalo from C$ 151

SAN — BUF
17 Oct — 24 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Diego to Buffalo

Enter your travel dates to find the best prices.

Cheapest flights from San Diego to Buffalo

Mon 26/1010:40 p.m. -
1 stop8h 45m
Wed 4/116:55 p.m. -
1 stop7h 30m
Deal found 14/9C$ 321
Sat 10/109:20 p.m. -
1 stop9h 35m
Sat 17/105:45 p.m. -
1 stop7h 56m
Deal found 15/9C$ 331
Sat 10/1010:30 p.m. -
1 stop7h 59m
Sat 24/1010:46 a.m. -
2 stops9h 19m
Deal found 14/9C$ 337
Thu 15/105:05 p.m. -
1 stop11h 45m
Thu 22/107:35 p.m. -
1 stop7h 15m
Deal found 14/9C$ 349
Sat 10/109:44 p.m. -
1 stop10h 04m
Tue 27/106:55 a.m. -
1 stop9h 01m
Deal found 14/9C$ 368
Tue 13/108:25 p.m. -
1 stop11h 23m
Tue 27/106:55 a.m. -
1 stop9h 01m
Deal found 14/9C$ 382
Thu 19/116:35 a.m. -
1 stop8h 35m
Thu 26/111:35 p.m. -
1 stop7h 40m
Deal found 14/9C$ 407
Wed 7/101:18 p.m. -
1 stop7h 41m
Mon 26/103:52 p.m. -
1 stop10h 54m
Deal found 14/9C$ 414
Fri 16/109:50 p.m. -
1 stop7h 45m
Sun 1/115:30 p.m. -
1 stop8h 45m
Deal found 16/9C$ 431
Fri 16/1010:05 p.m. -
1 stop9h 33m
Sun 8/113:59 p.m. -
1 stop10h 25m
Deal found 16/9C$ 435

Find flight deals from San Diego to Buffalo

Round-trip from

C$ 321

One-way from

C$ 151

Popular in

March

Cheapest in

February

Average price

C$ 621
Southwest
  • Southwest
  • 26/10-4/11
  • 2 total stops
  • 16h 15m total
  • San Diego to Buffalo
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Southwest
  • Southwest
  • 28/10-31/12
  • 1 total stop
  • 8h 45m total
  • San Diego to Buffalo
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from San Diego to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Wed 4/11

8:05 p.m.-8:25 a.m.

2 stops9h 20m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 159

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Wed 28/10

10:40 p.m.-12:00 p.m.

2 stops10h 20m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 159

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Fri 9/10

5:05 p.m.-8:15 a.m.

1 stop12h 10m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 198

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Tue 27/10

1:18 p.m.-11:59 p.m.

1 stop7h 41m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 208

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Sun 15/11

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

1 stop7h 10m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 229
Quickest round-trip

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Mon 18/1

6:30 a.m.-3:55 p.m.

1 stop6h 25m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 229

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Sun 7/2

8:20 a.m.-8:25 p.m.

2 stops9h 05m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 236

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Sat 21/11

9:25 p.m.-10:25 a.m.

2 stops10h 00m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 286

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Sun 29/11

10:40 p.m.-10:05 a.m.

1 stop8h 25m

Buffalo

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 396

San DiegoBuffalo

SAN San Diego - BUF Buffalo

SANBUF

San Diego

Fri 30/10

12:38 p.m.-11:59 p.m.

1 stop8h 21m

Buffalo

Tue 3/11

6:15 a.m.-10:20 a.m.

1 stop7h 05m

C$ 414

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from San Diego to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Diego with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from San Diego to Buffalo

How far ahead should I book a flight from San Diego to Buffalo?

The best time to book flights from San Diego to Buffalo is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Buffalo?

Currently, February is the cheapest month in which you can book a flight from San Diego to Buffalo (average of C$ 466). Flying from San Diego to Buffalo in March is currently the most expensive (average of C$ 959). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from San Diego to Buffalo?

Airfare is below average for this route at the moment.

San Diego to Buffalo flights typically cost between C$ 460 and C$ 900 in October.
The cheapest round-trip price found within the last 5 days was C$ 321 on Southwest (26 Oct-4 Nov).

Related info for your journey

  • How long is the flight from San Diego to Buffalo?

    Airlines like Delta and Southwest fly from San Diego to Buffalo in about 7h 45m. The time it takes to get you to your destination can typically vary by up to 36m. San Diego and Buffalo are separated by a distance of 3526 km. This flight may include one or multiple stops.

  • Can I find deals for flights from San Diego to Buffalo that include hotel bookings?

    Yes. In addition to deals on San Diego to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Buffalo.

  • Can I find deals for business class flights from San Diego to Buffalo?

    Yes. Cheapflights offers flight deals from San Diego to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Buffalo?

    Currently, February is the cheapest month in which you can book a flight from San Diego to Buffalo (average of C$ 466). Flying from San Diego to Buffalo in March is currently the most expensive (average of C$ 959). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Cheektowaga
Amherst
Williamsville

Browse thousands of different options on Cheapflights for your next trip

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego to Buffalo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Diego to Buffalo?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Diego to Buffalo.

Can Cheapflights find flights from San Diego to Buffalo with no change fees?

Need flexible booking options for your flight to Buffalo from San Diego? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Diego to Buffalo become cheaper?

Yes! Start tracking prices for San Diego to Buffalo flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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