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$125+ Cheap flights from Buffalo to Seattle (BUF - SEA)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SEA
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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The best prices from Buffalo to Seattle/Tacoma Intl are usually found in January or February, booked 24 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Buffalo to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Seattle (SEA). 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 October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

January

Round-trip from

$346
(Delta)

One-way from

$125
(JetBlue)
Provider with most accurate pricing for Buffalo-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Seattle/Tacoma Intl flights.
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High demand for flights, 24% potential price rise
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Best time to find cheap flights, 33% potential price drop
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From Buffalo to Seattle/Tacoma Intl
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One-way flight from Buffalo to Seattle/Tacoma Intl
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Find flight deals from Buffalo to Seattle

Cheapest flights from Buffalo to Seattle
Explore the most affordable flight options available from Buffalo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Delta deal was found by Cheapflights users on 10/31. 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.
Sat 11/239:07 amBUF - SEA
1 stop8h 38mDelta
Mon 11/2511:50 amSEA - BUF
1 stop9h 19mDelta
Deal found 10/31$346
This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/63:15 pmBUF - SEA
2 stops32h 54mFrontier
Sat 11/99:19 amSEA - BUF
2 stops22h 10mFrontier
Deal found 10/30$403
This American Airlines deal was found by Cheapflights users on 10/31. 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 12/178:09 amBUF - SEA
1 stop7h 34mAmerican Airlines
Thu 1/910:18 pmSEA - BUF
2 stops10h 39mAmerican Airlines
Deal found 10/31$421
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/276:00 amBUF - SEA
1 stop8h 35mUnited Airlines
Wed 12/47:00 amSEA - BUF
1 stop6h 44mUnited Airlines
Deal found 10/30$446
This Southwest deal was found by Cheapflights users on 10/31. 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.
Thu 12/121:35 pmBUF - SEA
2 stops12h 20mSouthwest
Sun 12/155:00 amSEA - BUF
2 stops11h 45mSouthwest
Deal found 10/31$466
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 12/83:00 pmBUF - SEA
2 stops18h 03mAlaska Airlines
Fri 12/135:59 pmSEA - BUF
2 stops26h 25mAlaska Airlines
Deal found 10/30$526

Find flights from Buffalo to Seattle within your budget

Customize your flight search to find flights from Buffalo to Seattle 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Thu 1/30

8:09 am-2:09 pm

1 stop9h 00m

$125

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Wed 11/27

12:21 pm-8:40 pm

1 stop11h 19m

$159

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Thu 11/28

6:25 am-10:56 am

1 stop7h 31m

$173

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Thu 12/5

5:14 pm-11:15 pm

1 stop9h 01m

$208

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Tue 12/31

6:05 am-11:32 am

1 stop8h 27m

$223

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Fri 12/20

3:25 pm-12:50 am

2 stops12h 25m

$283

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Thu 1/2

3:37 pm-10:00 pm

1 stop9h 23m

$328

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Sat 11/23

9:07 am-2:45 pm

1 stop8h 38m

Seattle/Tacoma Intl

Mon 11/25

11:50 am-12:09 am

1 stop9h 19m

$346

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Tue 12/17

8:09 am-12:43 pm

1 stop7h 34m

Seattle/Tacoma Intl

Thu 1/9

10:18 pm-11:57 am

2 stops10h 39m

$421

BuffaloSeattle

BUF - SEA

BUFSEA

Buffalo

Tue 1/7

1:30 pm-10:40 pm

2 stops12h 10m

Seattle/Tacoma Intl

Sat 1/11

6:30 am-9:30 pm

2 stops12h 00m

$426

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 12 results
1
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Compare providers for flights from Buffalo to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Seattle in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
Justfly.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
Booking.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 starCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Seattle

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

Travel insights for flights from Buffalo to Seattle

Get recent, data-driven insights about flights from Buffalo to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Seattle. Price data was last updated on October 25, 2024.

The best time to book flights from Buffalo to Seattle is 24 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.

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

Currently, January is the cheapest month in which you can book a flight from Buffalo to Seattle (average of $238). Flying from Buffalo to Seattle in July is currently the most expensive (average of $411). 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 BUF to SEA?

Find hourly flight availability from Buffalo to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from Buffalo to Seattle by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Seattle. Price data was last updated on October 27, 2024.

Travelers seeking maximum savings on their Buffalo to Seattle flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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Rainfall in Seattle by month

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

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

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

If weather is an important factor for your trip to Seattle, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated October 31, 2024.
Read reviews from past customers who have flown American Airlines, United Airlines and Alaska Airlines from Buffalo to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,420 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,514 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Seattle. 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 Buffalo to Seattle for under $400 on Cheapflights?

    Yes, there are multiple flights from Buffalo to Seattle for under $400. The cheapest flight booked recently is on Delta for just $346, but on average you can expect to pay $430.

  • Are there last-minute flights available from Buffalo to Seattle for under $500?

    There are currently 6+ open flights from Buffalo to Seattle within the next 7 days for less than $500.

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

    Cheapflights users have booked flights from Buffalo to Seattle round-trip from $346. Other airlines that can offer you cheap pricing are American Airlines, from $421, and Southwest, from $426. Delta is currently priced 24% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $125. Frontier flights start at $159 while deals on Delta start at $173 one-way.

  • What does BUF to SEA mean?

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

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

    The amount of baggage you can bring on your Buffalo to Seattle 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 Buffalo to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Buffalo to Seattle 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 Buffalo to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Seattle 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 Buffalo to Seattle that allow pets onboard?

    Many airlines flying from Buffalo to Seattle 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 Buffalo to Seattle?

    Yes, you can often find last-minute deals on Buffalo to Seattle 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 Buffalo to Seattle flight deals updated?

    The Buffalo to Seattle flight deals you see on this page were last updated on 10/31.

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

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Seattle (average of $238). Flying from Buffalo to Seattle in July is currently the most expensive (average of $411). 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

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Alternative routes for Buffalo to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Buffalo to Seattle

Discover the top 8 airlines that operate flights from Buffalo to Seattle. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$196Average$312FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$239Average$374FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$254Average$489FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$495FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$291Average$523FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$303Average$375FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$356Average$526FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$499Average$651FlexibilityNo cancel feeOn-time75%
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