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Cheap flights from Seattle to Buffalo (SEA - BUF) from $119

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — BUF
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Buffalo are usually found in January or October, booked 47 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Seattle to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 May 30, 2024.

Popular in

December

Cheapest in

January

Round-trip from

$256

One-way from

$128
High demand for flights, 31% potential price rise
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Best time to find cheap flights, 37% potential price drop
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From Seattle/Tacoma Intl to Buffalo
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One-way flight from Seattle/Tacoma Intl to Buffalo
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What is the cheapest day to fly round-trip from Seattle to Buffalo?

Friday flights are found to be more expensive to fly from Seattle to Buffalo. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buffalo.

How far in advance should I book a flight from Seattle to Buffalo?

Travelers have found it’s best to book a flight 48 days in advance to save up to 156% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 48 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Buffalo 1-2 weeks in advance for as low as $528, or $813 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Buffalo?

The best pricing can be found in the month of January. Prices to Buffalo from Seattle average $514. You can even find prices in January for less than $514, as users have found deals to Buffalo from as low as $241. The month of December appears to be one of the more expensive times to travel to Buffalo from Seattle. Flying in the targeted month can save you up to 44%.

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

One of the essential ways to save on airfare from Seattle to Buffalo is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 31% on airfare.

Cheap United Airlines flights from Seattle to Buffalo

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Buffalo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Find some of the cheapest United Airlines flights traveling from Seattle to Buffalo. Make sure to double check the flight details before booking.
Mon 8/1911:59 pmSEA - BUF
1 stop7h 07mUnited Airlines
Thu 8/226:00 pmBUF - SEA
1 stop8h 59mUnited Airlines
Deal found 5/29$356
Mon 8/1910:59 pmSEA - BUF
2 stops12h 00mUnited Airlines
Tue 8/277:00 amBUF - SEA
2 stops9h 41mUnited Airlines
Deal found 5/30$366
Wed 8/2111:59 pmSEA - BUF
1 stop7h 07mUnited Airlines
Wed 8/286:00 pmBUF - SEA
1 stop7h 22mUnited Airlines
Deal found 5/30$396
Tue 8/137:00 amSEA - BUF
2 stops13h 36mUnited Airlines
Wed 8/216:00 pmBUF - SEA
1 stop7h 22mUnited Airlines
Deal found 5/30$401
Tue 8/137:00 amSEA - BUF
2 stops13h 36mUnited Airlines
Tue 8/207:00 amBUF - SEA
2 stops14h 39mUnited Airlines
Deal found 5/30$406
Fri 8/2310:50 pmSEA - BUF
1 stop7h 47mUnited Airlines
Sat 8/313:00 pmBUF - SEA
1 stop8h 14mUnited Airlines
Deal found 5/30$436
Tue 8/610:30 pmSEA - BUF
1 stop8h 16mUnited Airlines
Tue 8/1310:28 amBUF - SEA
2 stops13h 41mUnited Airlines
Deal found 5/30$441
Tue 8/1311:20 pmSEA - BUF
1 stop7h 26mUnited Airlines
Thu 8/226:00 pmBUF - SEA
1 stop8h 59mUnited Airlines
Deal found 5/30$446
Fri 8/1612:36 pmSEA - BUF
1 stop8h 20mUnited Airlines
Thu 8/226:00 pmBUF - SEA
1 stop8h 59mUnited Airlines
Deal found 5/30$447

Cheap Sun Country Air flights from Seattle to Buffalo

Explore cheap flight options specifically provided by Sun Country Air for the route between Seattle and Buffalo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Some of the lowest-priced Sun Country Air flights we've found at this time heading from Seattle to Buffalo. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 7/45:55 pmSEA - BUF
1 stop16h 05mSun Country Air
Mon 7/152:06 pmBUF - SEA
1 stop11h 47mSun Country Air
Deal found 5/30$289
Thu 7/45:55 pmSEA - BUF
1 stop16h 05mSun Country Air
Thu 7/1812:00 pmBUF - SEA
1 stop13h 53mSun Country Air
Deal found 5/30$324
Wed 7/1011:59 pmSEA - BUF
1 stop8h 02mSun Country Air
Sun 7/143:26 pmBUF - SEA
1 stop19h 46mSun Country Air
Deal found 5/29$335
Thu 8/1511:59 pmSEA - BUF
1 stop10h 01mSun Country Air
Thu 8/2211:35 amBUF - SEA
1 stop8h 51mSun Country Air
Deal found 5/30$385
Wed 7/176:00 pmSEA - BUF
1 stop14h 01mSun Country Air
Sun 7/213:00 pmBUF - SEA
1 stop10h 47mSun Country Air
Deal found 5/29$397

Cheap Seattle to Buffalo flights in May & June 2024

Find cheap flight options from Seattle to Buffalo specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
These are some of the most attractive deals on flights from Seattle to Buffalo in 2024. Check back soon for alternative fares.
Fri 5/319:45 amSEA - BUF
1 stop29h 17mFrontier
Sat 6/810:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/30$198
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Mon 6/105:52 pmBUF - SEA
1 stop17h 47mFrontier
Deal found 5/30$202
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/29$216
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/30$217
Tue 6/119:41 amSEA - BUF
1 stop29h 11mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/29$226
Wed 6/57:54 amSEA - BUF
1 stop6h 58mFrontier
Wed 6/126:52 pmBUF - SEA
1 stop18h 34mFrontier
Deal found 5/29$263
Thu 6/611:28 amSEA - BUF
1 stop26h 57mMultiple Airlines
Thu 6/1311:47 amBUF - SEA
1 stop14h 07mMultiple Airlines
Deal found 5/30$292
Sun 6/910:12 amSEA - BUF
1 stop27h 38mFrontier
Fri 6/146:15 pmBUF - SEA
1 stop30h 21mFrontier
Deal found 5/29$304
Sat 6/1511:28 amSEA - BUF
1 stop7h 24mMultiple Airlines
Sun 6/1612:54 pmBUF - SEA
1 stop13h 00mMultiple Airlines
Deal found 5/29$362

Seattle to Buffalo 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Buffalo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from Seattle to Buffalo in 2024. Check back soon for alternative fares.
Fri 5/319:45 amSEA - BUF
1 stop29h 17mFrontier
Sat 6/810:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/30$198
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Mon 6/105:52 pmBUF - SEA
1 stop17h 47mFrontier
Deal found 5/30$202
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/29$216
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/30$217
Tue 6/119:41 amSEA - BUF
1 stop29h 11mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/29$226
Thu 9/59:37 amSEA - BUF
1 stop29h 09mFrontier
Sat 9/76:46 pmBUF - SEA
1 stop16h 51mFrontier
Deal found 5/29$246
Tue 9/1011:59 pmSEA - BUF
1 stop7h 35mAmerican Airlines
Thu 9/121:51 pmBUF - SEA
1 stop10h 13mAmerican Airlines
Deal found 5/29$255
Wed 8/283:15 pmSEA - BUF
1 stop6h 05mDelta
Thu 9/55:49 pmBUF - SEA
1 stop7h 36mDelta
Deal found 5/30$256
Thu 9/511:59 pmSEA - BUF
1 stop7h 35mAmerican Airlines
Sat 9/711:24 amBUF - SEA
2 stops11h 06mAmerican Airlines
Deal found 5/29$261

Seattle to Buffalo flights leaving soon

Find last-minute flight options from Seattle to Buffalo for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Have a look at some of the last-minute flights available departing from Seattle to Buffalo. Users should examine the flight details to ensure there are no surprises.
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Mon 6/105:52 pmBUF - SEA
1 stop17h 47mFrontier
Deal found 5/30$202
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/29$216
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Sat 6/1510:54 pmBUF - SEA
1 stop13h 16mFrontier
Deal found 5/30$217
Wed 6/57:54 amSEA - BUF
1 stop6h 58mFrontier
Wed 6/126:52 pmBUF - SEA
1 stop18h 34mFrontier
Deal found 5/29$263
Thu 6/611:28 amSEA - BUF
1 stop26h 57mMultiple Airlines
Thu 6/1311:47 amBUF - SEA
1 stop14h 07mMultiple Airlines
Deal found 5/30$292
Sun 6/910:12 amSEA - BUF
1 stop27h 38mFrontier
Fri 6/146:15 pmBUF - SEA
1 stop30h 21mFrontier
Deal found 5/29$304
Wed 6/511:59 pmSEA - BUF
2 stops10h 06mAmerican Airlines
Wed 6/124:36 pmBUF - SEA
1 stop8h 21mAmerican Airlines
Deal found 5/29$420
Thu 6/610:52 pmSEA - BUF
2 stops10h 06mAmerican Airlines
Sat 6/155:37 pmBUF - SEA
1 stop10h 10mAmerican Airlines
Deal found 5/29$450
Sun 6/910:52 pmSEA - BUF
2 stops10h 06mAmerican Airlines
Fri 6/144:36 pmBUF - SEA
1 stop8h 21mAmerican Airlines
Deal found 5/29$480

One-way flights to Buffalo from Seattle

Search for one-way flight options from Seattle to Buffalo. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the best available options we've come across on one-way flights from Seattle to Buffalo. Users can also find round-trip Seattle to Buffalo flights by using the search form above.
Thu 6/611:28 amSEA - BUF
1 stop26h 57mFrontier
Deal found 5/29$119
Tue 10/811:59 pmSEA - BUF
1 stop9h 00mJetBlue
Deal found 5/29$120
Mon 9/3010:10 pmSEA - BUF
1 stop9h 28mAmerican Airlines
Deal found 5/29$127
Sat 11/1611:15 pmSEA - BUF
1 stop6h 36mDelta
Deal found 5/30$128
Tue 10/86:45 amSEA - BUF
2 stops11h 11mUnited Airlines
Deal found 5/29$133
Thu 7/45:55 pmSEA - BUF
1 stop16h 05mSun Country Air
Deal found 5/29$145
Wed 6/197:59 amSEA - BUF
1 stop6h 53mFrontier
Deal found 5/30$147
Wed 7/105:40 pmSEA - BUF
1 stop14h 21mSun Country Air
Deal found 5/29$148
Fri 6/73:34 pmSEA - BUF
1 stop27h 18mFrontier
Deal found 5/29$149

Find flights from Seattle to Buffalo within your budget

Customize your flight search to find flights from Seattle 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$226 - $361

Route

Depart

Return

Price

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Tue 6/11

1 stop29h 11m

Buffalo

Sat 6/15

1 stop13h 16m

$226

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Thu 9/5

1 stop29h 09m

Buffalo

Sat 9/7

1 stop16h 51m

$246

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Tue 9/10

1 stop7h 35m

Buffalo

Thu 9/12

1 stop10h 13m

$255

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Wed 8/28

1 stop6h 05m

Buffalo

Thu 9/5

1 stop7h 36m

$256

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Fri 9/6

1 stop9h 00m

Buffalo

Sat 9/14

1 stop9h 46m

$272

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Thu 7/4

1 stop16h 05m

Buffalo

Mon 7/15

1 stop11h 47m

$289

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Thu 8/15

1 stop10h 01m

Buffalo

Mon 8/19

1 stop18h 21m

$303

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Mon 8/19

1 stop7h 07m

Buffalo

Thu 8/22

1 stop8h 59m

$356

Seattle/Tacoma IntlBuffalo

SEA - BUF

SEABUF

Seattle/Tacoma Intl

Mon 8/19

2 stops12h 57m

Buffalo

Mon 8/26

1 stop8h 14m

$361

Flights are sorted by cheapest first

Deals found on 5/29

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Buffalo. Price data was last updated on May 24, 2024.
The best time to book flights from Seattle to Buffalo is 47 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.
Search Deals

What is the cheapest day to fly from Seattle to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Buffalo. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Buffalo flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Seattle 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.

Temperature and rainfall in Buffalo by month

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

BUF

Temperature

24.8 - 71.6 °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 May 30, 2024.
Get a feel of what it's like to fly with United Airlines, Sun Country Air and American Airlines from Seattle to Buffalo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Alaska Airlines
8.1
Very good
9,192 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Delta
8.0
Very good
10,457 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

JetBlue
7.6
Good
4,365 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

WestJet
7.5
Good
2,869 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

United Airlines
7.4
Good
10,777 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Food

7.3

Entertainment

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Related info for your journey

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

  • Can I find flights from Seattle to Buffalo for under $300 on Cheapflights?

    Yes, there are multiple flights from Seattle to Buffalo for under $300. The cheapest flight booked recently is on Frontier for just $226, but on average you can expect to pay $290.

  • Are there last-minute flights available from Seattle to Buffalo for under $300?

    There are currently 20+ open flights from Seattle to Buffalo within the next 7 days for less than $300.

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

    Our cheapest airline available from Seattle to Buffalo is Frontier. Our recent data shows that you can find tickets from as low as $226 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $255 and $256 round-trip. Frontier is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $119 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 $120 and $127, respectively.

  • What does SEA to BUF mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Buffalo Airport (BUF). Codes like Buffalo Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Seattle to Buffalo that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Buffalo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Buffalo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Buffalo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Seattle to Buffalo?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • Can I find deals for flights from Seattle to Buffalo that allow pets onboard?

    Many airlines flying from Seattle to Buffalo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Buffalo?

    Yes, you can often find last-minute deals on Seattle to Buffalo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Buffalo flight deals updated?

    The Seattle to Buffalo flight deals you see on this page were last updated on 5/30.

  • What are the most popular airlines that fly from Seattle to Buffalo?

    Before booking your flight from Seattle to Buffalo check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Buffalo (average of $256). Flying from Seattle to Buffalo in July is currently the most expensive (average of $359). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from Seattle to Buffalo

Discover the top 6 airlines that operate flights from Seattle 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$154Average$350FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapest$244Average$378FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$256Average$517FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$284Average$497FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$304Average$541FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$430Average$703FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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Search flights from Seattle to Buffalo by cabin class

Find flights from Seattle to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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