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

Sun Country Air, Delta, and United Airlines are the most popular carriers operating from Hartford Bradley Intl to Seattle/Tacoma Intl

Which layover airport has the shortest connection time from Hartford to Seattle?

Washington, D.C. (IAD) has the shortest average layover time for this route: 0h 55m.

Which layover airport offers the lowest fares from Hartford to Seattle?

Flights via Minneapolis (MSP) offer the lowest average round-trip price of $470.

Which layover airport has the shortest travel time from Hartford to Seattle?

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 5h 28m.

What airlines fly to Seattle?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Seattle from Hartford according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Hartford and Seattle?

Charlotte (CLT) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

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

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

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

As of July 2025, there are 6 operators available to choose from for flights from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport.

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

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$152 Cheap Flights from Hartford to Seattle in 2025

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Find the cheapest flights from Hartford to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

7:35 pm - 8:38 pmBDL-SEA

28h 03m1 stop

11:55 pm - 10:52 amSEA-BDL

7h 57m1 stop

$310Sun Country Air

Find Deal

Fri, Aug 29 - Sun, Aug 31

5:44 pm - 11:41 pmBDL-SEA

8h 57m1 stop

10:35 am - 11:49 pmSEA-BDL

10h 14m1 stop

$317American Airlines

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Wed, Aug 20 - Wed, Aug 27

4:15 pm - 11:45 pmBDL-SEA

10h 30m2 stops

6:55 am - 9:15 pmSEA-BDL

11h 20m2 stops

$327Southwest

Find Deal

Tue, Oct 21 - Wed, Oct 29

6:54 pm - 11:43 pmBDL-SEA

7h 49m1 stop

11:40 pm - 10:33 amSEA-BDL

7h 53m1 stop

$333Delta

Find Deal

Fri, Sep 12 - Sun, Sep 14

1:00 pm - 8:19 pmBDL-SEA

10h 19m1 stop

11:11 pm - 8:40 amSEA-BDL

6h 29m1 stop

$372Delta

Find Deal

Sun, Aug 31 - Wed, Oct 1

6:10 am - 11:31 amBDL-SEA

8h 21m1 stop

5:00 am - 5:32 pmSEA-BDL

9h 32m2 stops

$388United Airlines

Find Deal

Mon, Sep 1 - Tue, Sep 30

4:50 pm - 10:50 pmBDL-SEA

9h 00m1 stop

3:27 pm - 9:16 pmSEA-BDL

26h 49m2 stops

$391

Find Deal

Fri, Aug 15 - Wed, Sep 24

3:30 pm - 10:59 pmBDL-SEA

10h 29m1 stop

10:55 pm - 9:36 amSEA-BDL

7h 41m1 stop

$417United Airlines

Find Deal

Wed, Aug 20 - Wed, Aug 27

6:45 am - 10:50 pmBDL-SEA

19h 05m2 stops

3:27 pm - 9:16 pmSEA-BDL

26h 49m2 stops

$429

Find Deal

Fri, Aug 15 - Wed, Sep 24

11:50 am - 10:05 pmBDL-SEA

13h 15m2 stops

9:10 am - 9:15 pmSEA-BDL

9h 05m1 stop

$453Southwest

Find Deal

Sat, Oct 11 - Tue, Oct 14

Delta flights from Hartford to Seattle

Our best Delta deals on Hartford to Seattle flight tickets

Delta

Sep 12

BDL6:54 pmHartford Bradley Intl

7h 49m

1 stop

SEA11:43 pmSeattle/Tacoma Intl

Sep 14

SEA11:40 pmSeattle/Tacoma Intl

7h 53m

1 stop

BDL10:33 amHartford Bradley Intl

$333

Find similar

Delta

Aug 31

BDL1:00 pmHartford Bradley Intl

10h 19m

1 stop

SEA8:19 pmSeattle/Tacoma Intl

Oct 1

SEA11:11 pmSeattle/Tacoma Intl

6h 29m

1 stop

BDL8:40 amHartford Bradley Intl

$372

Find similar

Delta

Sep 2

BDL6:00 amHartford Bradley Intl

16h 50m

2 stops

SEA7:50 pmSeattle/Tacoma Intl

Sep 30

SEA6:00 amSeattle/Tacoma Intl

8h 59m

1 stop

BDL5:59 pmHartford Bradley Intl

$385

Find similar

American Airlines flights from Hartford to Seattle

Our best American Airlines deals on Hartford to Seattle flight tickets

American Airlines

Aug 20

BDL5:44 pmHartford Bradley Intl

8h 57m

1 stop

SEA11:41 pmSeattle/Tacoma Intl

Aug 27

SEA10:35 amSeattle/Tacoma Intl

10h 14m

1 stop

BDL11:49 pmHartford Bradley Intl

$317

Find similar

American Airlines

Aug 20

BDL5:44 pmHartford Bradley Intl

8h 57m

1 stop

SEA11:41 pmSeattle/Tacoma Intl

Sep 10

SEA6:05 amSeattle/Tacoma Intl

9h 43m

2 stops

BDL6:48 pmHartford Bradley Intl

$322

Find similar

American Airlines

Sep 5

BDL2:11 pmHartford Bradley Intl

8h 48m

1 stop

SEA7:59 pmSeattle/Tacoma Intl

Sep 8

SEA11:38 pmSeattle/Tacoma Intl

8h 14m

1 stop

BDL10:52 amHartford Bradley Intl

$325

Find similar

How to get the cheapest flight ticket from Hartford 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

Layovers

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Hartford to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $487. If you don’t want to visit Seattle in January, then you should wait until September to fly from Hartford, when ticket prices are also cheap, with an average price of $503.

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

You are more likely to see cheaper flights to Seattle from Hartford when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $559 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Hartford for as low as $460 on momondo.

How have Hartford to Seattle flight prices changed over time?

As of July 2025, prices for Hartford to Seattle flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Hartford to Seattle

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

Estimated round-trip price

Cheap Hartford to Seattle (BDL to SEA) flight deals and tips

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

Best Price Found	$152
Fastest flight time	7h 49m
Direct flights	None
Airports in Seattle	1 airport

The best one-way flight to Seattle from Hartford in the past 72 hours is $152. The best round-trip flight deal from Hartford to Seattle found on momondo in the last 72 hours is $310.

The fastest flight from Hartford to Seattle takes 7h 49m

There are no direct flights from Hartford to Seattle. Popular non-direct route for this connection is Hartford Bradley Intl Airport - Seattle/Tacoma Intl Airport.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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How far is Hartford Bradley Intl to Seattle/Tacoma Intl by plane?
There are 2428.3 mi between Hartford Bradley Intl and Seattle/Tacoma Intl. Typically, this will take 7h 49m by plane in normal conditions.
When did momondo last update prices for flights from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport?
As of July 2025, there are 6 operators available to choose from for flights from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Hartford Bradley Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Hartford to Seattle?
momondo data reveals that the most frequently booked airline on the route from Hartford to Seattle is American Airlines, representing 41% of all bookings. The subsequent popular airlines are Delta at 26%, United Airlines at 17%, and Southwest at 11%.

Best airlines flying from Hartford to Seattle

Compare and see reviews for airlines that fly from Hartford to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $340	Free Cancellation	Rating 8.0 7,971 reviews	Search Delta flights
American Airlines	PriceFrom $355	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Sun Country Air	PriceFrom $365	Free Cancellation	Rating 6.9 332 reviews	Search Sun Country Air flights
United Airlines	PriceFrom $413	Free Cancellation	Rating 7.4 8,893 reviews	Search United Airlines flights
Southwest	PriceFrom $416	Free Cancellation	Rating 8.0 4,237 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $580	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights

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Olympia

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Kent

Federal Way

Lynnwood

Puyallup

Marysville

Tukwila

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Lakewood

Fife

Centralia

Shoreline

Cle Elum

Westport

Redmond

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hartford to Seattle for you.

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

Yes. All flights to Seattle from Hartford on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

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Cheap flights from Hartford to Seattle from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hartford to Seattle departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Hartford to Seattle

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Delta flights from Hartford to Seattle

Our best Delta deals on Hartford to Seattle flight tickets

American Airlines flights from Hartford to Seattle

Our best American Airlines deals on Hartford to Seattle flight tickets

See travel insights to Seattle from

How to get the cheapest flight ticket from Hartford 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

What is the cheapest month to fly to Seattle?

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

How have Hartford to Seattle flight prices changed over time?

As of July 2025, prices for Hartford to Seattle flights are approximately 21% cheaper when compared to flights at the same time last year.

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

Sun Country Air, Delta, and United Airlines are the most popular carriers operating from Hartford Bradley Intl to Seattle/Tacoma Intl

What airlines fly to Seattle?

Which airport is the most popular layover for flights between Hartford and Seattle?

Charlotte (CLT) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Hartford to Seattle?

Flights via Minneapolis (MSP) offer the lowest average round-trip price of $470.

Which layover airport has the shortest travel time from Hartford to Seattle?

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 5h 28m.

Which layover airport has the shortest connection time from Hartford to Seattle?

Washington, D.C. (IAD) has the shortest average layover time for this route: 0h 55m.

When to book flights from Hartford to Seattle

Cheap Hartford to Seattle (BDL to SEA) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

How far is Hartford Bradley Intl to Seattle/Tacoma Intl by plane?

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

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

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

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

What is the most popular airline from Hartford to Seattle?

Best airlines flying from Hartford to Seattle

Compare and see reviews for airlines that fly from Hartford to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington