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$137+ Cheap flights from San Diego to Buffalo (SAN - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Buffalo are usually found in March or January, booked 62 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from San Diego to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$291
(JetBlue)

One-way from

$137
(CheapOair)

Popular in

June

Cheapest in

March

Average price

$547
From San Diego to Buffalo
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One-way flight from San Diego to Buffalo
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Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Diego to Buffalo

Cheapest flights from San Diego to Buffalo
Explore the most affordable flight options available from San Diego to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This JetBlue deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:40 pmSAN - BUF
1 stop9h 23mJetBlue
Mon 9/87:00 amBUF - SAN
1 stop8h 42mJetBlue
Deal found 6/10$291
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:23 pmSAN - BUF
1 stop7h 11mAmerican Airlines
Mon 8/256:00 amBUF - SAN
1 stop8h 20mAmerican Airlines
Deal found 6/12$297
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:52 pmSAN - BUF
1 stop7h 04mUnited Airlines
Thu 9/117:05 amBUF - SAN
2 stops9h 35mUnited Airlines
Deal found 6/11$302
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:05 amSAN - BUF
2 stops11h 25mSouthwest
Tue 10/216:00 amBUF - SAN
2 stops8h 15mSouthwest
Deal found 6/10$307
This Booking.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/106:25 amSAN - BUF
1 stop27h 51mFrontier
Fri 8/152:11 pmBUF - SAN
1 stop23h 59mFrontier
Deal found 6/11$316
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:15 pmSAN - BUF
1 stop7h 11mDelta
Sun 9/213:30 pmBUF - SAN
1 stop10h 29mDelta
Deal found 6/11$332
This Sun Country Air deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/265:55 pmSAN - BUF
1 stop13h 49mSun Country Air
Fri 8/111:35 amBUF - SAN
1 stop7h 50mSun Country Air
Deal found 6/10$375
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/38:08 amSAN - BUF
2 stops23h 24mMultiple Airlines
Sun 7/611:41 amBUF - SAN
2 stops22h 32mMultiple Airlines
Deal found 6/10$386
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/265:30 pmSAN - BUF
2 stops14h 34mAlaska Airlines
Sat 8/302:34 pmBUF - SAN
2 stops22h 25mAlaska Airlines
Deal found 6/12$457

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Buffalo 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Diego to Buffalo that are best for you.

Fly from

San Diego

Fly to

Buffalo

Route

Depart

Return

Price

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Thu 9/4

8:40 pm-9:03 am

1 stop9h 23m

Buffalo

Mon 9/8

7:00 am-12:42 pm

1 stop8h 42m

$291

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 8/20

12:23 pm-10:34 pm

1 stop7h 11m

Buffalo

Mon 8/25

6:00 am-11:20 am

1 stop8h 20m

$297

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Mon 9/8

12:52 pm-10:56 pm

1 stop7h 04m

Buffalo

Thu 9/11

7:05 am-1:40 pm

2 stops9h 35m

$302

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 10/7

7:05 am-9:30 pm

2 stops11h 25m

Buffalo

Tue 10/21

6:00 am-11:15 am

2 stops8h 15m

$307

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Sun 8/10

6:25 am-1:16 pm

1 stop27h 51m

Buffalo

Fri 8/15

2:11 pm-11:10 am

1 stop23h 59m

$316

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 9/16

10:15 pm-8:26 am

1 stop7h 11m

Buffalo

Sun 9/21

3:30 pm-10:59 pm

1 stop10h 29m

$332

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Sat 7/26

5:55 pm-10:44 am

1 stop13h 49m

Buffalo

Fri 8/1

11:35 am-4:25 pm

1 stop7h 50m

$375

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Thu 7/3

8:08 am-10:32 am

2 stops23h 24m

Buffalo

Sun 7/6

11:41 am-7:13 am

2 stops22h 32m

$386

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 8/26

5:30 pm-11:04 am

2 stops14h 34m

Buffalo

Sat 8/30

2:34 pm-9:59 am

2 stops22h 25m

$457

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Sat 10/4

6:25 am-12:43 pm

1 stop27h 18m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
1
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Buffalo. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Buffalo, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San Diego to Buffalo (average of $256). Flying from San Diego to Buffalo in December is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from SAN to BUF?

Find hourly flight availability from San Diego to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from San Diego to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight in the morning.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Diego to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Diego to Buffalo round-trip?

    Currently priced at $291, JetBlue will fly you from San Diego to Buffalo and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $297 and $302, respectively. JetBlue is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Diego to Buffalo one-way?

    $137 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Sun Country Air, with prices starting from $149 and $150, respectively.

  • 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, January is the cheapest month in which you can book a flight from San Diego to Buffalo (average of $256). Flying from San Diego to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Williamsville
Amherst
Orchard Park
Batavia
Eden
Cheektowaga
West Seneca

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from San Diego to Buffalo

Discover the top 6 airlines that operate flights from San Diego to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$218Average$257FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$251Average$307FlexibilityNo cancel feeOn-time62%
DeltaCheapest$306Average$439FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$330Average$482FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$482FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$358Average$491FlexibilityNo cancel feeOn-time69%

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