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$69+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$221
(Priceline)

One-way from

$69
(Priceline)

Popular in

June

Cheapest in

March

Average price

$481
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. 8% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:35 amSAN - BUF
1 stop6h 27mFrontier
Mon 10/64:57 pmBUF - SAN
1 stop9h 53mFrontier
Deal found 7/1$221
This JetBlue deal was found by Cheapflights users on 7/3. 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.
Wed 8/209:00 pmSAN - BUF
1 stop9h 04mJetBlue
Mon 8/259:45 amBUF - SAN
1 stop12h 12mJetBlue
Deal found 7/3$291
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Tue 9/26:19 amSAN - BUF
1 stop12h 33mAmerican Airlines
Wed 9/107:35 amBUF - SAN
1 stop14h 52mAmerican Airlines
Deal found 7/1$303
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:25 amSAN - BUF
1 stop6h 52mMultiple Airlines
Mon 7/2811:41 amBUF - SAN
1 stop7h 44mMultiple Airlines
Deal found 7/2$304
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 8/2010:30 pmSAN - BUF
1 stop8h 23mUnited Airlines
Sat 8/237:05 amBUF - SAN
2 stops8h 52mUnited Airlines
Deal found 7/1$350
This Southwest deal was found by Cheapflights users on 7/1. 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.
Wed 9/179:10 pmSAN - BUF
1 stop7h 45mSouthwest
Sun 9/215:45 amBUF - SAN
1 stop8h 35mSouthwest
Deal found 7/1$366
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:55 pmSAN - BUF
1 stop13h 31mSun Country Air
Mon 7/2811:41 amBUF - SAN
1 stop7h 44mSun Country Air
Deal found 7/3$368

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 July 3, 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

Fri 10/3

6:35 am-4:02 pm

1 stop6h 27m

Buffalo

Mon 10/6

4:57 pm-11:50 pm

1 stop9h 53m

$221

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 8/20

9:00 pm-9:04 am

1 stop9h 04m

Buffalo

Mon 8/25

9:45 am-6:57 pm

1 stop12h 12m

$291

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 9/2

6:19 am-9:52 pm

1 stop12h 33m

Buffalo

Wed 9/10

7:35 am-7:27 pm

1 stop14h 52m

$303

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 7/23

6:25 am-4:17 pm

1 stop6h 52m

Buffalo

Mon 7/28

11:41 am-4:25 pm

1 stop7h 44m

$304

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 8/20

10:30 pm-9:53 am

1 stop8h 23m

Buffalo

Sat 8/23

7:05 am-12:57 pm

2 stops8h 52m

$350

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 9/17

9:10 pm-7:55 am

1 stop7h 45m

Buffalo

Sun 9/21

5:45 am-11:20 am

1 stop8h 35m

$366

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 7/23

5:55 pm-10:26 am

1 stop13h 31m

Buffalo

Mon 7/28

11:41 am-4:25 pm

1 stop7h 44m

$368

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 7/23

6:15 am-11:19 pm

2 stops14h 04m

Buffalo

Tue 7/29

7:24 pm-11:29 pm

1 stop7h 05m

$420

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Wed 8/6

6:25 am-4:17 pm

1 stop6h 52m

$69

San DiegoBuffalo

SAN - BUF

SANBUF

San Diego

Tue 8/5

9:00 pm-10:08 am

1 stop10h 08m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 15 results
1
2

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 27, 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 July 3, 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.

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 July 3, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from San Diego to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.3
Good
2,916 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 $221, Frontier will fly you from San Diego to Buffalo and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and American Airlines - these airlines can fly you to your destination from $291 and $303, respectively. Frontier is 50% 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?

    $69 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and American Airlines, with prices starting from $156 and $157, 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
Orchard Park
Batavia
Eden
Amherst
West Seneca

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$218Average$290FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$259Average$307FlexibilityNo cancel feeOn-time62%
DeltaCheapest$306Average$439FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$330Average$436FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$487FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$346Average$458FlexibilityNo cancel feeOn-time69%

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