What is the cheapest airline that flies from Burlington to Seattle/Tacoma Intl?

Sun Country Air and American Airlines are the most popular carriers operating from Burlington to Seattle/Tacoma Intl

What airlines fly to Seattle?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Seattle from Burlington, Vermont according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Burlington Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Burlington Airport to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from Burlington Airport to Seattle/Tacoma Intl Airport?

There are 3 operators available for flights from Burlington Airport to Seattle/Tacoma Intl Airport as of January 2026.

How old do you have to be to fly from Burlington Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Burlington Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$158 Cheap Flights from Burlington to Seattle in 2026

Q: What is the typical price of a round-trip flight between Burlington, Vermont and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $362 to $503. The lowest price recently found on this route was $329.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Burlington, Vermont to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:48 pm - 10:42 pm

BTV

SEA

8h 54m

1 stop

11:00 pm - 9:53 am

SEA

BTV

7h 53m

1 stop

$329United Airlines

Tue, May 12 - Mon, May 18

4:57 pm - 9:49 pm

BTV

SEA

7h 52m

1 stop

6:00 am - 11:59 pm

SEA

BTV

14h 59m

2 stops

$334Delta

Wed, Feb 11 - Tue, Feb 17

6:00 am - 11:48 am

BTV

SEA

8h 48m

1 stop

11:00 pm - 9:53 am

SEA

BTV

7h 53m

1 stop

$338United Airlines

Thu, Apr 23 - Thu, May 7

4:33 pm - 11:53 pm

BTV

SEA

10h 20m

2 stops

11:59 pm - 3:53 pm

SEA

BTV

12h 54m

2 stops

$340Delta

Mon, Apr 27 - Mon, May 4

10:46 am - 8:53 pm

BTV

SEA

13h 07m

2 stops

11:00 pm - 9:53 am

SEA

BTV

7h 53m

1 stop

$343United Airlines

Thu, Apr 23 - Thu, May 7

1:25 pm - 10:22 pm

BTV

SEA

11h 57m

1 stop

1:30 pm - 11:18 pm

SEA

BTV

6h 48m

1 stop

$349Delta

Thu, Feb 12 - Tue, Feb 17

1:25 pm - 10:22 pm

BTV

SEA

11h 57m

1 stop

6:00 am - 3:52 pm

SEA

BTV

6h 52m

1 stop

$354Delta

Tue, Mar 3 - Tue, Mar 10

6:00 am - 5:45 pm

BTV

SEA

14h 45m

2 stops

10:57 pm - 10:35 am

SEA

BTV

8h 38m

1 stop

$359American Airlines

Sat, Feb 7 - Sat, Feb 14

6:00 am - 3:34 pm

BTV

SEA

12h 34m

2 stops

6:12 am - 4:34 pm

SEA

BTV

7h 22m

1 stop

$364American Airlines

Wed, Jan 28 - Wed, Feb 11

1:28 pm - 9:49 pm

BTV

SEA

11h 21m

2 stops

6:00 am - 11:59 pm

SEA

BTV

14h 59m

2 stops

$365Delta

Wed, Feb 11 - Tue, Feb 17

United Airlines flights from Burlington, Vermont to Seattle

Our best United Airlines deals on Burlington, Vermont to Seattle flight tickets

United Airlines

May 12

BTV4:48 pmBurlington

8h 54m

1 stop

SEA10:42 pmSeattle/Tacoma Intl

May 18

SEA11:00 pmSeattle/Tacoma Intl

7h 53m

1 stop

BTV9:53 amBurlington

$329

United Airlines

Apr 23

BTV6:00 amBurlington

8h 48m

1 stop

SEA11:48 amSeattle/Tacoma Intl

May 7

SEA11:00 pmSeattle/Tacoma Intl

7h 53m

1 stop

BTV9:53 amBurlington

$338

United Airlines

Apr 23

BTV10:46 amBurlington

13h 07m

2 stops

SEA8:53 pmSeattle/Tacoma Intl

May 7

SEA11:00 pmSeattle/Tacoma Intl

7h 53m

1 stop

BTV9:53 amBurlington

$343

Delta flights from Burlington, Vermont to Seattle

Our best Delta deals on Burlington, Vermont to Seattle flight tickets

Delta

Feb 11

BTV4:57 pmBurlington

7h 52m

1 stop

SEA9:49 pmSeattle/Tacoma Intl

Feb 17

SEA6:00 amSeattle/Tacoma Intl

14h 59m

2 stops

BTV11:59 pmBurlington

$334

Delta

Apr 27

BTV4:33 pmBurlington

10h 20m

2 stops

SEA11:53 pmSeattle/Tacoma Intl

May 4

SEA11:59 pmSeattle/Tacoma Intl

12h 54m

2 stops

BTV3:53 pmBurlington

$340

Delta

Feb 12

BTV1:25 pmBurlington

11h 57m

1 stop

SEA10:22 pmSeattle/Tacoma Intl

Feb 17

SEA1:30 pmSeattle/Tacoma Intl

6h 48m

1 stop

BTV11:18 pmBurlington

$349

momondo Fare Finder

Use the filters below to find and compare flights from Burlington, Vermont to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Tue 5/12

4:48 pm-10:42 pm

1 stop8h 54m

Seattle/Tacoma Intl

Mon 5/18

11:00 pm-9:53 am

1 stop7h 53m

$329

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Wed 2/11

4:57 pm-9:49 pm

1 stop7h 52m

Seattle/Tacoma Intl

Tue 2/17

6:00 am-11:59 pm

2 stops14h 59m

$334

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Thu 4/23

6:00 am-11:48 am

1 stop8h 48m

Seattle/Tacoma Intl

Thu 5/7

11:00 pm-9:53 am

1 stop7h 53m

$338

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Mon 4/27

4:33 pm-11:53 pm

2 stops10h 20m

Seattle/Tacoma Intl

Mon 5/4

11:59 pm-3:53 pm

2 stops12h 54m

$340

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Thu 4/23

10:46 am-8:53 pm

2 stops13h 07m

Seattle/Tacoma Intl

Thu 5/7

11:00 pm-9:53 am

1 stop7h 53m

$343

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Thu 2/12

1:25 pm-10:22 pm

1 stop11h 57m

Seattle/Tacoma Intl

Tue 2/17

1:30 pm-11:18 pm

1 stop6h 48m

$349

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Tue 3/3

1:25 pm-10:22 pm

1 stop11h 57m

Seattle/Tacoma Intl

Tue 3/10

6:00 am-3:52 pm

1 stop6h 52m

$354

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Sat 2/7

6:00 am-5:45 pm

2 stops14h 45m

Seattle/Tacoma Intl

Sat 2/14

10:57 pm-10:35 am

1 stop8h 38m

$359

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Wed 1/28

6:00 am-3:34 pm

2 stops12h 34m

Seattle/Tacoma Intl

Wed 2/11

6:12 am-4:34 pm

1 stop7h 22m

$364

BurlingtonSeattle

BTV - SEA

BTVSEA

Burlington

Wed 2/11

1:28 pm-9:49 pm

2 stops11h 21m

Seattle/Tacoma Intl

Tue 2/17

6:00 am-11:59 pm

2 stops14h 59m

$365

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Burlington, Vermont to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Burlington, Vermont and Seattle?

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Burlington, Vermont to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $411. If you don’t want to visit Seattle in October, then you should wait until January to fly from Burlington, Vermont, when ticket prices are also cheap, with an average price of $426.

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

You are more likely to see cheaper flights to Seattle from Burlington, Vermont when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $534 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Burlington, Vermont for as low as $426 on momondo.

How have Burlington, Vermont to Seattle flight prices changed over time?

As of January 2026, prices for Burlington, Vermont to Seattle flights are approximately 144% more expensive when compared to flights at the same time last year.

When to book flights from Burlington, Vermont to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Burlington, Vermont to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Burlington, Vermont to Seattle (BTV to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Burlington, Vermont to Seattle

Fastest flight time	8h 05m
Direct flights	None

The fastest flight from Burlington, Vermont to Seattle takes 8h 05m

There are no direct flights from Burlington, Vermont to Seattle. There are no popular flight routes from Burlington, Vermont to Seattle.

Search flight deals

How far is Burlington to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 2324.7 mi away from Burlington. By plane, this route typically takes 8h 05m.
When did momondo last update prices for flights from Burlington Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Burlington Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Burlington Airport to Seattle/Tacoma Intl Airport?
There are 3 operators available for flights from Burlington Airport to Seattle/Tacoma Intl Airport as of January 2026.
How old do you have to be to fly from Burlington Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Burlington Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Burlington, Vermont to Seattle?
Based on momondo bookings for flights between Burlington, Vermont and Seattle, the leading airline is United Airlines, making up 55% of the total bookings. Other popular airlines include American Airlines with 30% and Delta with 15%.

Best airlines flying from Burlington, Vermont to Seattle

Compare and see reviews for airlines that fly from Burlington, Vermont to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 8,039 reviews	Search Delta flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,114 reviews	Search American Airlines flights
United Airlines	PriceFrom $310	Free Cancellation	Rating 7.4 9,149 reviews	Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Redmond

Tukwila

Federal Way

Cle Elum

Lakewood

Fife

Westport

Kirkland

Centralia

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Burlington to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Burlington.

Can I find flights from Burlington to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Burlington with this policy.

How can momondo help me find flights from Burlington to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Burlington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Burlington to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Burlington and alert you when they change.