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$145+ 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SEA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Hartford Bradley Intl to Seattle/Tacoma Intl are usually found in September or January, booked 60 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Hartford to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) 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 junio 12, 2025.

Round-trip from

$405
(Sun Country Air)

One-way from

$145
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$578
From Hartford Bradley Intl to Seattle/Tacoma Intl
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One-way flight from Hartford Bradley Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 5% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 12, 2025.

This Sun Country Air deal was found by Cheapflights users on 6/12. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/710:58 amBDL - SEA
1 stop24h 01mSun Country Air
dom. 7/1311:59 pmSEA - BDL
1 stop7h 04mSun Country Air
Deal found 6/12$405
This Southwest deal was found by Cheapflights users on 6/10. 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.
sáb. 8/99:30 amBDL - SEA
1 stop13h 25mSouthwest
mié. 8/135:35 amSEA - BDL
2 stops11h 25mSouthwest
Deal found 6/10$409
This American Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 8/2412:27 pmBDL - SEA
1 stop12h 11mAmerican Airlines
sáb. 8/306:10 amSEA - BDL
1 stop7h 44mAmerican Airlines
Deal found 6/11$411
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/226:20 amBDL - SEA
2 stops13h 05mSpirit Airlines
sáb. 7/265:30 pmSEA - BDL
2 stops26h 27mSpirit Airlines
Deal found 6/11$413
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 7/97:45 pmBDL - SEA
1 stop8h 11mUnited Airlines
mar. 7/1512:20 amSEA - BDL
1 stop9h 02mUnited Airlines
Deal found 6/11$417
This Delta deal was found by Cheapflights users on 6/11. 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.
mar. 7/296:57 pmBDL - SEA
1 stop7h 59mDelta
jue. 8/79:55 pmSEA - BDL
1 stop8h 02mDelta
Deal found 6/11$428
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/206:20 amBDL - SEA
2 stops13h 05mMultiple Airlines
sáb. 7/2611:59 pmSEA - BDL
1 stop7h 48mMultiple Airlines
Deal found 6/10$434
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 9/26:28 amBDL - SEA
1 stop11h 26mAlaska Airlines
mar. 9/912:59 amSEA - BDL
1 stop7h 35mAlaska Airlines
Deal found 6/10$527

Cheapflights Fare Finder

Customize your flight search to find flights from Hartford 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 junio 12, 2025.
Use the filters below to find and compare flights from Hartford to Seattle that are best for you.

Fly from

Hartford

Fly to

Seattle

Route

Depart

Return

Price

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

lun. 7/7

10:58 am-7:59 am

1 stop24h 01m

Seattle/Tacoma Intl

dom. 7/13

11:59 pm-10:03 am

1 stop7h 04m

$405

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

sáb. 8/9

9:30 am-7:55 pm

1 stop13h 25m

Seattle/Tacoma Intl

mié. 8/13

5:35 am-8:00 pm

2 stops11h 25m

$409

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

dom. 8/24

12:27 pm-9:38 pm

1 stop12h 11m

Seattle/Tacoma Intl

sáb. 8/30

6:10 am-4:54 pm

1 stop7h 44m

$411

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

mar. 7/22

6:20 am-4:25 pm

2 stops13h 05m

Seattle/Tacoma Intl

sáb. 7/26

5:30 pm-10:57 pm

2 stops26h 27m

$413

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

mié. 7/9

7:45 pm-12:56 am

1 stop8h 11m

Seattle/Tacoma Intl

mar. 7/15

12:20 am-12:22 pm

1 stop9h 02m

$417

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

mar. 7/29

6:57 pm-11:56 pm

1 stop7h 59m

Seattle/Tacoma Intl

jue. 8/7

9:55 pm-8:57 am

1 stop8h 02m

$428

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

dom. 7/20

6:20 am-4:25 pm

2 stops13h 05m

Seattle/Tacoma Intl

sáb. 7/26

11:59 pm-10:47 am

1 stop7h 48m

$434

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

mar. 9/2

6:28 am-2:54 pm

1 stop11h 26m

Seattle/Tacoma Intl

mar. 9/9

12:59 am-11:34 am

1 stop7h 35m

$527

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

sáb. 7/12

6:00 am-4:25 pm

2 stops13h 25m

$145

HartfordSeattle

BDL - SEA

BDLSEA

Hartford Bradley Intl

jue. 8/21

6:51 pm-11:54 pm

1 stop8h 03m

$163

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
1
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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?

Use this chart to determine the optimal time to book a round-trip flight from Hartford to Seattle. Price data was last updated on June 9, 2025.

The best time to book flights from Hartford to Seattle is 60 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, January is the cheapest month in which you can book a flight from Hartford to Seattle (average of $238). Flying from Hartford to Seattle in July is currently the most expensive (average of $391). 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?

Find hourly flight availability from Hartford 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 junio 12, 2025.

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 12% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Hartford to Seattle. Price data was last updated on December 16, 2024.

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

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 junio 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Hartford to Seattle. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    According to our current data, Sun Country Air ($405), Southwest ($409), and American Airlines ($411) offers the cheapest pricing from Hartford to Seattle. You may be able to fly from Hartford to Seattle for 27% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $145 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $163 and Sun Country Air from $177 one-way.

  • 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 Washington, D.C. in terms of the most popular layover location on flights from Hartford to Seattle. Minneapolis comes in third as the most popular layover location 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 $56 per day.

  • What are some popular points of interest to see during a layover in Washington, D.C.?

    White House, National Mall, and U.S. Capitol are the most popular attractions in Washington, D.C. if you're in need of something to do during your layover. White House, National Mall, and U.S. Capitol can be visited by traveling about 22.4 mi, 23.3 mi, and 24.0 mi respectively from Washington, D.C. Dulles Intl. Those looking to explore during their layover in Washington, D.C. can rent a car from Washington, D.C. Dulles Intl for about $60 per day.

  • What are points of interest worth seeing during a layover in Minneapolis?

    If you're on a layover in Minneapolis and looking for things to do, consider visiting Minneapolis Armory, Orpheum Theatre, or State Theatre. Those on a layover in Minneapolis interested in visiting Minneapolis Armory, Orpheum Theatre, or State Theatre can do so by traveling 7.0 mi, 7.3 mi, and 7.3 mi, respectively from Minneapolis St Paul. Those on a layover in Minneapolis in need of a rental car can book one at Minneapolis St Paul for about $64.

  • 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, January is the cheapest month in which you can book a flight from Hartford to Seattle (average of $238). Flying from Hartford to Seattle in July is currently the most expensive (average of $391). 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 Hartford?

Book flights to Hartford if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

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Alternative routes for Hartford to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Hartford to Seattle

Discover the top 6 airlines that operate flights from Hartford 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$308Average$425FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$346Average$544FlexibilityNo cancel feeOn-time71%
DeltaCheapest$354Average$541FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$379Average$571FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$426Average$575FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$451Average$711FlexibilityNo cancel feeOn-time75%

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