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$160+ Cheap flights from Connecticut to Seattle (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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SEA
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from Connecticut to Seattle

Cheapest flights from Connecticut to Seattle
Explore the most affordable flight options available from Connecticut to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This SmartFares deal was found by Cheapflights users on 7/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:55 am
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Wed 9/1612:30 pm
SEA
-
EWR
1 stop7h 59m
Alaska Airlines
Deal found 7/26$330
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 9/168:25 pm
EWR
-
SEA
Nonstop6h 11m
United Airlines
Sat 9/2610:48 pm
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 7/26$332
This SmartFares deal was found by Cheapflights users on 7/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:50 pm
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Fri 9/2512:30 pm
SEA
-
EWR
1 stop7h 59m
Alaska Airlines
Deal found 7/29$333
This SmartFares deal was found by Cheapflights users on 7/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:55 am
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Wed 9/2312:30 pm
SEA
-
EWR
1 stop7h 59m
Alaska Airlines
Deal found 7/27$336
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 10/39:30 am
EWR
-
SEA
Nonstop6h 05m
Alaska Airlines
Sat 10/1710:40 pm
SEA
-
EWR
Nonstop5h 19m
Alaska Airlines
Deal found 7/29$337
This JetBlue deal was found by Cheapflights users on 7/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:29 pm
JFK
-
SEA
Nonstop6h 15m
JetBlue
Tue 10/69:40 pm
SEA
-
JFK
Nonstop5h 21m
JetBlue
Deal found 7/28$337
This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:02 pm
EWR
-
SEA
1 stop8h 37m
Alaska Airlines
Wed 9/2310:04 am
SEA
-
EWR
1 stop10h 25m
Alaska Airlines
Deal found 7/27$338
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:45 pm
JFK
-
SEA
Nonstop6h 23m
JetBlue
Wed 9/239:40 pm
SEA
-
JFK
Nonstop5h 24m
JetBlue
Deal found 7/29$339
This Trip.com deal was found by Cheapflights users on 7/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:50 pm
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Fri 9/1110:04 am
SEA
-
EWR
1 stop10h 25m
Alaska Airlines
Deal found 7/26$341
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/165:02 pm
EWR
-
SEA
1 stop19h 18m
Alaska Airlines
Mon 9/2110:01 pm
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 7/27$342
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/228:25 pm
EWR
-
SEA
Nonstop6h 11m
United Airlines
Tue 9/298:30 am
SEA
-
EWR
1 stop8h 05m
United Airlines
Deal found 7/29$343
This Jetabroad deal was found by Cheapflights users on 7/30. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:30 pm
JFK
-
SEA
1 stop10h 07m
JetBlue
Tue 9/299:40 pm
SEA
-
JFK
Nonstop5h 24m
JetBlue
Deal found 7/30$343

Find flight deals from Connecticut to Seattle

Keep the following information in mind while searching for Connecticut to Seattle flight deals. Data was last updated August 1, 2026.

Round-trip from

$330
(SmartFares)

One-way from

$160
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$593
From Connecticut to Seattle/Tacoma Intl
Search Deals
One-way flight from Connecticut to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut 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 August 1, 2026.
Use the filters below to find and compare flights from Connecticut to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 9/22

3:40 pm-6:41 pm

Nonstop6h 01m

Seattle/Tacoma Intl

Sat 9/26

11:14 pm-9:57 am

1 stop7h 43m

$337

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sun 9/6

3:25 pm-11:05 pm

1 stop10h 40m

Seattle/Tacoma Intl

Tue 9/15

5:20 am-3:30 pm

1 stop7h 10m

$352

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 9/2

11:55 am-6:52 pm

1 stop9h 57m

Seattle/Tacoma Intl

Sat 9/12

6:51 pm-6:01 am

1 stop8h 10m

$357

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 8/26

9:45 am-6:10 pm

2 stops11h 25m

Seattle/Tacoma Intl

Wed 9/2

11:10 am-11:15 pm

2 stops9h 05m

$367

ProvidenceSeattle

PVD - SEA

PVDSEA

Providence-TFGreen

Wed 9/9

5:55 pm-11:40 pm

1 stop8h 45m

Seattle/Tacoma Intl

Wed 9/16

6:40 pm-8:45 am

2 stops11h 05m

$368

ProvidenceSeattle

PVD - SEA

PVDSEA

Providence-TFGreen

Sat 9/12

5:30 am-1:10 pm

2 stops10h 40m

Seattle/Tacoma Intl

Wed 9/16

10:30 pm-8:45 am

1 stop7h 15m

$368

ProvidenceSeattle

PVD - SEA

PVDSEA

Providence-TFGreen

Wed 9/9

3:00 pm-11:40 pm

2 stops11h 40m

Seattle/Tacoma Intl

Fri 9/11

5:15 am-3:15 pm

1 stop7h 00m

$369

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sun 9/6

5:29 pm-8:52 pm

Nonstop6h 23m

Seattle/Tacoma Intl

Sat 9/12

11:42 pm-11:29 am

1 stop8h 47m

$374

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Mon 10/12

6:00 pm-9:15 pm

Nonstop6h 15m

Seattle/Tacoma Intl

Wed 10/21

11:55 pm-11:00 am

1 stop8h 05m

$378

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Wed 9/23

3:15 pm-11:10 pm

2 stops10h 55m

Seattle/Tacoma Intl

Mon 9/28

11:00 pm-9:40 am

1 stop7h 40m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Connecticut to Seattle

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

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

Currently, October is the cheapest month in which you can book a flight from Connecticut to Seattle (average of $464). Flying from Connecticut to Seattle in July is currently the most expensive (average of $668). 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 Connecticut to Seattle?

Airfare is below average for this route at the moment.
Connecticut to Seattle flights typically cost between $475 and $743 in December.
The cheapest round-trip price found within the last 5 days was $391 on Southwest (Dec 8-Dec 11).

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

To ensure you get the cheapest price possible for a flight from Connecticut to Seattle, you should look to book at least 47 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.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Connecticut?

    For a flight from Connecticut to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Connecticut to Seattle?

    Airlines like United Airlines, Southwest, and Alaska Airlines fly from Connecticut to Seattle in about 6h 01m. The time it takes to get you to your destination can typically vary by up to 4h 39m. The distance between Connecticut and Seattle is about 2393 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $176. United Airlines flights start at $182 while deals on American Airlines start at $208 one-way.

  • What are the most popular routes from Connecticut to Seattle?

    While some choose either New York John F Kennedy Intl - Seattle/Tacoma Intl or New York LaGuardia - Seattle/Tacoma Intl, Newark - Seattle/Tacoma Intl is the most popular route from Connecticut to Seattle.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Connecticut 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 Connecticut to Seattle?

    Currently, October is the cheapest month in which you can book a flight from Connecticut to Seattle (average of $464). Flying from Connecticut to Seattle in July is currently the most expensive (average of $668). 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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Connecticut to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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O'Hare Intl to Portland flights
Honolulu to Seattle flights
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Kansas City to Seattle flights
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St. Louis to Seattle flights

Top 5 airlines flying from Connecticut to Seattle

Discover the top 5 airlines that operate flights from Connecticut 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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$191Average$495FlexibilityNo cancel feeOn-time83%
DeltaCheapest$278Average$572FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$328Average$572FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$342Average$585FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$423Average$657FlexibilityNo cancel feeOn-time63%

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