How long is the flight from Hartford to Seattle?

Departing from Hartford to Seattle will take you 8h 35m. Hartford and Seattle are separated by a distance of 2423 mi. This flight may include one or multiple stops.

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

According to our current data, Delta ($324), American Airlines ($338), and Sun Country Air ($365) offers the cheapest pricing from Hartford to Seattle. You may be able to fly from Hartford to Seattle for 40% less than the average price by searching for these airlines.

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.

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).

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

The most popular airlines flying from Hartford to Seattle are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

Where are the most common layover locations when flying from Hartford to Seattle?

Hartford to Seattle flights have a layover in Chicago most of the time. Chicago is followed by Minneapolis in terms of the most popular layover location on flights from Hartford to Seattle.

Where are the least popular layover locations for Hartford to Seattle flights?

Hartford to Seattle flights have a layover in Detroit the least frequently. Charlotte sees the next fewest layovers on Hartford to Seattle flights.

What are some popular things to do or see while on a layover in Chicago?

Chicago travelers tend to visit Magnificent Mile, River North, and Grant Park more than anywhere else. Magnificent Mile, River North, and Grant Park can be visited by traveling about 15.5 mi, 15.0 mi, and 16.2 mi respectively from Chicago O'Hare Intl. Those landing in Chicago looking to spend some time exploring during their layover can rent a car for about $57 per day.

What are some popular points of interest to see during a layover in Minneapolis?

Minneapolis Armory, Orpheum Theatre, and State Theatre are the most popular attractions in Minneapolis if you're in need of something to do during your layover. Minneapolis Armory, Orpheum Theatre, and State Theatre can be visited by traveling about 7.0 mi, 7.3 mi, and 7.3 mi respectively from Minneapolis St Paul. Those looking to explore during their layover in Minneapolis can rent a car from Minneapolis St Paul for about $55 per day.

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

Most trusted provider : When it comes to deals on Hartford-Seattle flights, Cheapflights users trust eDreams the most. eDreams 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 Hartford-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Hartford to Seattle?

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

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

Yes. Cheapflights offers flight deals from Hartford 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.

$99+ Flights from Hartford to Seattle

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Hartford Bradley Intl to Seattle/Tacoma Intl are usually found in September or October, booked 90 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Find flight deals from Hartford to Seattle

Cheapest flights from Hartford to Seattle
Explore the most affordable flight options available from Hartford to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Thu 12/41:33 pmBDL - SEA

2 stops22h 13mMultiple Airlines

Mon 12/811:01 amSEA - BDL

1 stop30h 05mMultiple Airlines

Deal found 10/26

$368

Wed 11/198:05 amBDL - SEA

2 stops30h 51mMultiple Airlines

Fri 11/216:29 pmSEA - BDL

1 stop22h 28mMultiple Airlines

Deal found 10/26

$378

Thu 12/186:00 amBDL - SEA

1 stop31h 11mMultiple Airlines

Wed 12/312:46 pmSEA - BDL

2 stops17h 24mMultiple Airlines

Deal found 10/27

$390

Mon 12/157:00 amBDL - SEA

2 stops12h 36mMultiple Airlines

Mon 12/296:33 pmSEA - BDL

1 stop32h 27mMultiple Airlines

Deal found 10/27

$393

Sun 12/142:03 pmBDL - SEA

2 stops24h 50mMultiple Airlines

Mon 12/296:33 pmSEA - BDL

1 stop32h 27mMultiple Airlines

Deal found 10/27

$394

Mon 11/107:00 amBDL - SEA

2 stops15h 37mMultiple Airlines

Fri 11/148:22 pmSEA - BDL

1 stop20h 35mMultiple Airlines

Deal found 10/26

$399

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Thu 12/46:00 amSEA - BDL

1 stop8h 55mDelta

Deal found 10/28

$400

Thu 12/186:00 amBDL - SEA

1 stop31h 11mMultiple Airlines

Sun 1/41:25 pmSEA - BDL

2 stops51h 32mMultiple Airlines

Deal found 10/27

$404

Mon 11/245:30 amBDL - SEA

1 stop8h 16mDelta

Sat 12/61:47 pmSEA - BDL

1 stop7h 09mDelta

Deal found 10/26

$410

Mon 12/157:00 amBDL - SEA

2 stops12h 36mMultiple Airlines

Wed 12/312:46 pmSEA - BDL

1 stop28h 55mMultiple Airlines

Deal found 10/27

$422

Sun 12/142:03 pmBDL - SEA

2 stops24h 50mMultiple Airlines

Wed 12/312:46 pmSEA - BDL

1 stop28h 55mMultiple Airlines

Deal found 10/27

$423

Best flights from Hartford to Seattle
Discover carefully curated flight deals from Hartford to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2025.

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Thu 12/46:00 amSEA - BDL

1 stop8h 55mDelta

Deal found 10/28

$400

Tue 12/166:10 amBDL - SEA

1 stop8h 35mUnited Airlines

Tue 12/3011:15 pmSEA - BDL

1 stop7h 40mUnited Airlines

Deal found 10/26

$437

Wed 2/255:30 amBDL - SEA

1 stop10h 45mSouthwest

Sat 2/286:50 amSEA - BDL

1 stop6h 50mSouthwest

Deal found 10/27

$442

Thu 12/185:23 amBDL - SEA

1 stop8h 17mDelta

Tue 1/2711:10 pmSEA - BDL

1 stop9h 59mDelta

Deal found 10/26

$437

Tue 2/246:00 amBDL - SEA

2 stops14h 50mSouthwest

Tue 3/36:45 amSEA - BDL

1 stop6h 35mSouthwest

Deal found 10/27

$442

Wed 12/176:09 amBDL - SEA

1 stop7h 45mDelta

Wed 12/3111:45 amSEA - BDL

1 stop7h 11mDelta

Deal found 10/27

$437

Thu 12/43:40 pmBDL - SEA

2 stops10h 15mSouthwest

Mon 12/89:35 amSEA - BDL

2 stops8h 50mSouthwest

Deal found 10/26

$447

Tue 3/35:40 amBDL - SEA

1 stop8h 05mDelta

Wed 3/41:30 pmSEA - BDL

1 stop7h 09mDelta

Deal found 10/26

$447

Tue 12/1612:10 pmBDL - SEA

2 stops13h 20mSouthwest

Tue 12/306:45 amSEA - BDL

2 stops14h 25mSouthwest

Deal found 10/26

$453

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Mon 12/111:10 pmSEA - BDL

1 stop6h 38mDelta

Deal found 10/28

$470

Mon 12/225:30 pmBDL - SEA

2 stops10h 55mSouthwest

Wed 12/319:35 amSEA - BDL

2 stops8h 50mSouthwest

Deal found 10/26

$473

Tue 2/245:30 amBDL - SEA

1 stop10h 45mSouthwest

Fri 2/276:25 pmSEA - BDL

2 stops10h 30mSouthwest

Deal found 10/28

$477

Last-minute flights from Hartford to Seattle
Discover last-minute flight deals from Hartford to Seattle. Data last updated October 28, 2025 and is based on user searches.

Sat 11/88:10 amBDL - SEA

1 stop27h 08mMultiple Airlines

Sat 11/1512:58 pmSEA - BDL

2 stops17h 44mMultiple Airlines

Deal found 10/26

$494

Mon 11/107:00 amBDL - SEA

2 stops15h 37mMultiple Airlines

Fri 11/148:22 pmSEA - BDL

1 stop20h 35mMultiple Airlines

Deal found 10/26

$399

Wed 11/198:05 amBDL - SEA

2 stops30h 51mMultiple Airlines

Fri 11/216:29 pmSEA - BDL

1 stop22h 28mMultiple Airlines

Deal found 10/26

$378

Sat 11/226:21 pmBDL - SEA

1 stop9h 37mAmerican Airlines

Tue 11/251:53 pmSEA - BDL

1 stop7h 34mAmerican Airlines

Deal found 10/26

$473

Mon 11/245:30 amBDL - SEA

1 stop8h 16mDelta

Sat 12/61:47 pmSEA - BDL

1 stop7h 09mDelta

Deal found 10/26

$410

Mon 11/2412:45 pmBDL - SEA

1 stop10h 54mAmerican Airlines

Fri 12/512:38 amSEA - BDL

1 stop7h 56mAmerican Airlines

Deal found 10/26

$450

Mon 11/246:10 amBDL - SEA

1 stop8h 18mUnited Airlines

Sat 12/69:25 amSEA - BDL

2 stops11h 05mUnited Airlines

Deal found 10/26

$455

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Thu 12/46:00 amSEA - BDL

1 stop8h 55mDelta

Deal found 10/28

$400

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Mon 12/111:10 pmSEA - BDL

1 stop6h 38mDelta

Deal found 10/28

$470

Thu 11/2710:10 amBDL - SEA

2 stops10h 05mSouthwest

Thu 12/46:35 amSEA - BDL

1 stop7h 10mSouthwest

Deal found 10/28

$493

One-way flights from Hartford to Seattle
Search for one-way flight options from Hartford to Seattle. Find affordable one-way fares based on user searches. Data last updated October 28, 2025.

Fri 11/147:36 pmBDL - SEA

2 stops19h 37mFrontier

Deal found 10/26

$99

Tue 11/1812:53 pmBDL - SEA

3 stops50h 03mMultiple Airlines

Deal found 10/27

$157

Fri 11/146:36 pmBDL - SEA

3 stops26h 56mMultiple Airlines

Deal found 10/27

$159

Wed 12/37:00 amBDL - SEA

3 stops30h 06mMultiple Airlines

Deal found 10/27

$174

Wed 11/126:00 amBDL - SEA

3 stops29h 18mMultiple Airlines

Deal found 10/28

$177

Sun 12/2112:05 pmBDL - SEA

2 stops25h 06mFrontier

Deal found 10/25

$180

Thu 11/2712:10 pmBDL - SEA

1 stop8h 59mDelta

Deal found 10/28

$182

Tue 11/258:27 pmBDL - SEA

2 stops45h 10mFrontier

Deal found 10/27

$188

Thu 12/186:00 amBDL - SEA

1 stop31h 11mMultiple Airlines

Deal found 10/25

$199

Cheap flight deals from Hartford to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$368 (Kiwi.com)
One-way from	$99 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$470

Provider with most accurate pricing for Hartford Bradley Intl-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Hartford Bradley Intl-Seattle/Tacoma Intl flights.

Search Deals

From Hartford Bradley Intl to Seattle/Tacoma Intl

Search Deals

One-way flight from Hartford Bradley Intl to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Thu 11/27

12:10 pm-6:09 pm

1 stop8h 59m

Seattle/Tacoma Intl

Thu 12/4

6:00 am-5:55 pm

1 stop8h 55m

$400

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Tue 12/16

6:10 am-11:45 am

1 stop8h 35m

Seattle/Tacoma Intl

Tue 12/30

11:15 pm-9:55 am

1 stop7h 40m

$437

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Thu 12/18

5:23 am-10:40 am

1 stop8h 17m

Seattle/Tacoma Intl

Tue 1/27

11:10 pm-12:09 pm

1 stop9h 59m

$437

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Wed 12/17

6:09 am-10:54 am

1 stop7h 45m

Seattle/Tacoma Intl

Wed 12/31

11:45 am-9:56 pm

1 stop7h 11m

$437

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Wed 2/25

5:30 am-1:15 pm

1 stop10h 45m

Seattle/Tacoma Intl

Sat 2/28

6:50 am-4:40 pm

1 stop6h 50m

$442

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Tue 2/24

6:00 am-5:50 pm

2 stops14h 50m

Seattle/Tacoma Intl

Tue 3/3

6:45 am-4:20 pm

1 stop6h 35m

$442

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Thu 12/4

3:40 pm-10:55 pm

2 stops10h 15m

Seattle/Tacoma Intl

Mon 12/8

9:35 am-9:25 pm

2 stops8h 50m

$447

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Tue 3/3

5:40 am-10:45 am

1 stop8h 05m

Seattle/Tacoma Intl

Wed 3/4

1:30 pm-11:39 pm

1 stop7h 09m

$447

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Tue 12/16

12:10 pm-10:30 pm

2 stops13h 20m

Seattle/Tacoma Intl

Tue 12/30

6:45 am-12:10 am

2 stops14h 25m

$453

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

Thu 11/27

12:10 pm-6:09 pm

1 stop8h 59m

Seattle/Tacoma Intl

Mon 12/1

11:10 pm-8:48 am

1 stop6h 38m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 21 results

Compare providers for flights from Hartford to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hartford to Seattle in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust 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 Hartford-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hartford-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hartford-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Hartford-Seattle flights, Cheapflights users trust eDreams the most. eDreams 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 Hartford-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 Hartford to Seattle

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

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

The best time to book flights from Hartford to Seattle is 90 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.

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

Currently, November is the cheapest month in which you can book a flight from Hartford to Seattle (average of $196). Flying from Hartford to Seattle in April is currently the most expensive (average of $340). 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 BDL to SEA?

When flying from Hartford to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 11% versus a flight at noon.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Hartford to Seattle, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,235 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

7.9

Good

7,995 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

United Airlines

7.4

Good

8,996 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

11,033 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Sun Country Air

6.9

Okay

335 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

How long is the flight from Hartford to Seattle?
Departing from Hartford to Seattle will take you 8h 35m. Hartford and Seattle are separated by a distance of 2423 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Hartford to Seattle round-trip?
According to our current data, Delta ($324), American Airlines ($338), and Sun Country Air ($365) offers the cheapest pricing from Hartford to Seattle. You may be able to fly from Hartford to Seattle for 40% less than the average price by searching for these airlines.
Where are the most common layover locations when flying from Hartford to Seattle?
Hartford to Seattle flights have a layover in Chicago most of the time. Chicago is followed by Minneapolis in terms of the most popular layover location on flights from Hartford to Seattle.
What are some popular things to do or see while on a layover in Chicago?
Chicago travelers tend to visit Magnificent Mile, River North, and Grant Park more than anywhere else. Magnificent Mile, River North, and Grant Park can be visited by traveling about 15.5 mi, 15.0 mi, and 16.2 mi respectively from Chicago O'Hare Intl. Those landing in Chicago looking to spend some time exploring during their layover can rent a car for about $57 per day.
What are some popular points of interest to see during a layover in Minneapolis?
Minneapolis Armory, Orpheum Theatre, and State Theatre are the most popular attractions in Minneapolis if you're in need of something to do during your layover. Minneapolis Armory, Orpheum Theatre, and State Theatre can be visited by traveling about 7.0 mi, 7.3 mi, and 7.3 mi respectively from Minneapolis St Paul. Those looking to explore during their layover in Minneapolis can rent a car from Minneapolis St Paul for about $55 per day.
Where are the least popular layover locations for Hartford to Seattle flights?
Hartford to Seattle flights have a layover in Detroit the least frequently. Charlotte sees the next fewest layovers on Hartford to Seattle flights.
Can I find deals for flights from Hartford to Seattle that include hotel bookings?
Yes. In addition to deals on Hartford to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hartford to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hartford to Seattle.
Can I find deals for business class flights from Hartford to Seattle?
Yes. Cheapflights offers flight deals from Hartford 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 Hartford to Seattle?
Currently, November is the cheapest month in which you can book a flight from Hartford to Seattle (average of $196). Flying from Hartford to Seattle in April is currently the most expensive (average of $340). 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.

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Other flights to Seattle

Top 6 airlines flying from Hartford to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$324	Average$540	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$338	Average$550	FlexibilityNo cancel fee	On-time71%
Sun Country Air	Cheapest$365	Average$422	FlexibilityNo cancel fee	On-time83%
United Airlines	Cheapest$383	Average$580	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$388	Average$597	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$580	Average$711	FlexibilityNo cancel fee	On-time75%

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$99+ Cheap flights from Hartford to Seattle (BDL - 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hartford to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Hartford Bradley Intl to Seattle/Tacoma Intl are usually found in September or October, booked 90 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Find flight deals from Hartford to Seattle

Cheapest flights from Hartford to SeattleExplore the most affordable flight options available from Hartford to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Explore the most affordable flight options available from Hartford to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Cheap flight deals from Hartford to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Hartford 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 Hartford to Seattle in October.

Best time to book a flight from Hartford to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hartford with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hartford to Seattle

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

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

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

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Hartford to Seattle, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hartford 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 Hartford to Seattle?

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

Where are the most common layover locations when flying from Hartford to Seattle?

What are some popular things to do or see while on a layover in Chicago?

What are some popular points of interest to see during a layover in Minneapolis?

Where are the least popular layover locations for Hartford to Seattle flights?

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

How can I find direct flights from Hartford to Seattle?

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

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

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Alternative routes for Hartford to Seattle

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Top 6 airlines flying from Hartford to Seattle

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Cheapest flights from Hartford to Seattle
Explore the most affordable flight options available from Hartford to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.