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$288+ Cheap flights from Burlington to Seattle (BTV - 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — SEA
Jul 5 — Jul 121
Sun 7/5
Sun 7/12
1 adult, Economy
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Cheap flight deals from Burlington to Seattle

Cheapest flights from Burlington to Seattle
Explore the most affordable flight options available from Burlington to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.

This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:15 pm
BTV
-
SEA
1 stop9h 55m
Delta
Thu 9/2411:20 am
SEA
-
BTV
1 stop9h 03m
Delta
Deal found 6/1$369
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:47 pm
BTV
-
SEA
1 stop8h 58m
United Airlines
Sat 9/511:04 pm
SEA
-
BTV
2 stops10h 41m
United Airlines
Deal found 6/2$374
This Delta deal was found by Cheapflights users on 6/4. 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 9/224:15 pm
BTV
-
SEA
1 stop9h 55m
Delta
Tue 9/2911:50 am
SEA
-
BTV
1 stop9h 05m
Delta
Deal found 6/4$379
This United Airlines deal was found by Cheapflights users on 5/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:20 am
BTV
-
SEA
1 stop8h 07m
United Airlines
Sat 10/1010:58 pm
SEA
-
BTV
1 stop7h 33m
United Airlines
Deal found 5/31$391
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:44 pm
BTV
-
SEA
1 stop8h 21m
Delta
Wed 9/911:53 pm
SEA
-
BTV
1 stop9h 50m
Delta
Deal found 6/1$399
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Fri 8/214:07 pm
BTV
-
SEA
1 stop9h 57m
United Airlines
Mon 8/3111:00 pm
SEA
-
BTV
1 stop9h 03m
United Airlines
Deal found 6/1$409
This Delta deal was found by Cheapflights users on 6/4. 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 9/224:15 pm
BTV
-
SEA
1 stop9h 55m
Delta
Mon 10/511:59 pm
SEA
-
BTV
1 stop8h 53m
Delta
Deal found 6/4$419
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 9/56:00 am
BTV
-
SEA
1 stop8h 32m
United Airlines
Wed 9/98:40 am
SEA
-
BTV
2 stops11h 17m
United Airlines
Deal found 6/4$421
This United Airlines deal was found by Cheapflights users on 6/4. 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 8/244:47 pm
BTV
-
SEA
1 stop8h 58m
United Airlines
Sat 8/2910:58 pm
SEA
-
BTV
1 stop7h 21m
United Airlines
Deal found 6/4$434
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:57 pm
BTV
-
SEA
1 stop9h 01m
United Airlines
Tue 7/711:00 pm
SEA
-
BTV
1 stop7h 31m
United Airlines
Deal found 6/2$443
This American Airlines deal was found by Cheapflights users on 6/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:00 pm
BTV
-
SEA
1 stop10h 58m
American Airlines
Sat 9/126:40 am
SEA
-
BTV
1 stop8h 10m
American Airlines
Deal found 6/3$444
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 9/56:00 am
BTV
-
SEA
1 stop8h 32m
United Airlines
Tue 9/811:00 pm
SEA
-
BTV
1 stop9h 03m
United Airlines
Deal found 6/4$454

Find flight deals from Burlington to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) 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 June 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(Delta)

One-way from

$288
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$558
Provider with most accurate pricing for Burlington-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Burlington-Seattle/Tacoma Intl flights.
Search Deals
From Burlington to Seattle/Tacoma Intl
Search Deals
One-way flight from Burlington to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Burlington 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 2,558,603 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Burlington to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Sat 9/5

6:00 am-11:32 am

1 stop8h 32m

Seattle/Tacoma Intl

Wed 9/9

8:40 am-10:57 pm

2 stops11h 17m

$421

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Wed 7/1

6:00 am-11:38 am

1 stop8h 38m

Seattle/Tacoma Intl

Wed 7/8

11:20 pm-10:19 am

1 stop7h 59m

$444

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Sat 9/5

6:00 am-11:32 am

1 stop8h 32m

Seattle/Tacoma Intl

Tue 9/8

11:00 pm-12:45 pm

2 stops10h 45m

$464
Quickest round-trip

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Wed 7/1

6:00 am-11:38 am

1 stop8h 38m

Seattle/Tacoma Intl

Tue 7/7

11:00 pm-9:31 am

1 stop7h 31m

$468

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Thu 6/25

4:57 pm-10:56 pm

1 stop8h 59m

Seattle/Tacoma Intl

Mon 6/29

11:00 pm-9:31 am

1 stop7h 31m

$479

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Fri 9/4

4:07 pm-11:04 pm

1 stop9h 57m

Seattle/Tacoma Intl

Tue 9/8

11:00 pm-11:03 am

1 stop9h 03m

$513

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Sat 8/22

4:47 pm-10:45 pm

1 stop8h 58m

Seattle/Tacoma Intl

Mon 8/31

11:00 pm-2:01 pm

2 stops12h 01m

$524

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Thu 10/1

6:20 am-7:14 pm

2 stops15h 54m

Seattle/Tacoma Intl

Sat 10/10

8:40 pm-11:15 am

2 stops11h 35m

$569
Cheapest one-way
Quickest one-way

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Tue 8/18

6:00 am-11:32 am

1 stop8h 32m

$288

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Tue 9/1

6:00 am-2:24 pm

2 stops11h 24m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Burlington 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 Burlington to Seattle in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Burlington-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Burlington-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Burlington-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Burlington-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 Burlington-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 Burlington to Seattle

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

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

To ensure you get the cheapest price possible for a flight from Burlington to Seattle, you should look to book at least 56 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 Burlington to Seattle?

Currently, January is the cheapest month in which you can book a flight from Burlington to Seattle (average of $387). Flying from Burlington to Seattle in March is currently the most expensive (average of $718). 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 Burlington to Seattle?

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 June 5, 2026.
Read through reviews of airlines operating flights from Burlington to Seattle, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.9
Good
8,400 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
9,779 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,651 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

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

  • How long is the flight from Burlington to Seattle?

    There are many flights that can get you from Burlington to Seattle in 8h 32m. Fly via United Airlines to get the fastest option. There are 2329 mi between Burlington and Seattle.

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

    Cheapflights users have booked flights from Burlington to Seattle round-trip from $308. Other airlines that can offer you cheap pricing are Delta, from $308, and United Airlines, from $328. American Airlines is currently priced 41% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Sun Country Air. According to our data, you can fly for as low as $184. Users have also found prices from $237 and $237 on United Airlines and Delta, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Burlington 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.

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

    Currently, January is the cheapest month in which you can book a flight from Burlington to Seattle (average of $387). Flying from Burlington to Seattle in March is currently the most expensive (average of $718). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Burlington to Seattle

Discover the top 3 airlines that operate flights from Burlington 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 2,558,603 searches. Data last updated June 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$308Average$515FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$536FlexibilityNo cancel feeOn-time69%

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