What airlines fly to Seattle?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Seattle from Connecticut according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Connecticut to Seattle/Tacoma Intl

How many flights depart from Connecticut to Seattle on average per week?

The number of flights available between Connecticut and Seattle is 253 per week as of March 2026. The most frequent departure day is Sun, with 19% of weekly flights leaving on this day.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in Connecticut you fly out of and what airport in Seattle you fly into. For example, flying from Hartford to Seattle takes 7h 45m on average. On the other hand, flying from New Haven to Seattle takes 23h 40m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

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

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

The number of operators available for flights from Connecticut to Seattle/Tacoma Intl Airport is 10 as of March 2026.

How old do you have to be to fly from Connecticut 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 Connecticut 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.

$124 Cheap Flights from Connecticut to Seattle in 2026

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Find the cheapest flights from Connecticut to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 8:13 pm

EWR

SEA

6h 13mnonstop

6:13 am - 2:30 pm

SEA

EWR

5h 17mnonstop

$250Hawaiian Airlines

Tue, Apr 14 - Wed, Apr 15

5:00 pm - 8:13 pm

EWR

SEA

6h 13mnonstop

2:50 pm - 11:11 pm

SEA

EWR

5h 21mnonstop

$251Hawaiian Airlines

Tue, Apr 14 - Wed, Apr 15

9:00 am - 12:14 pm

EWR

SEA

6h 14mnonstop

2:50 pm - 11:11 pm

SEA

EWR

5h 21mnonstop

$254Alaska Airlines

Tue, Apr 14 - Tue, Apr 14

7:20 am - 10:29 am

EWR

SEA

6h 09mnonstop

8:13 am - 4:38 pm

SEA

EWR

5h 25mnonstop

$259Alaska Airlines

Tue, Apr 14 - Sat, Apr 18

8:30 pm - 11:46 pm

EWR

SEA

6h 16mnonstop

7:05 pm - 5:51 am

SEA

EWR

7h 46m

1 stop

$269United Airlines

Tue, Apr 14 - Wed, Apr 15

5:20 pm - 8:53 pm

JFK

SEA

6h 33mnonstop

11:59 pm - 8:17 am

SEA

JFK

5h 18mnonstop

$272JetBlue

Wed, May 13 - Mon, May 18

8:00 am - 2:46 pm

EWR

SEA

9h 46m

1 stop

11:59 pm - 10:20 am

SEA

EWR

7h 21m

1 stop

$274United Airlines

Tue, Apr 14 - Tue, Apr 14

2:30 pm - 8:22 pm

JFK

SEA

8h 52m

1 stop

11:55 pm - 11:34 am

SEA

JFK

8h 39m

1 stop

$295American Airlines

Tue, Apr 14 - Wed, Apr 15

7:10 pm - 12:36 am

LGA

SEA

8h 26m

1 stop

11:33 pm - 10:16 am

SEA

LGA

7h 43m

1 stop

$295American Airlines

Tue, Apr 14 - Wed, Apr 15

7:00 pm - 10:24 pm

JFK

SEA

6h 24mnonstop

11:59 pm - 8:20 am

SEA

JFK

5h 21mnonstop

$296JetBlue

Sat, Sep 12 - Sat, Sep 26

JetBlue flights from Connecticut to Seattle

Our best JetBlue deals on Connecticut to Seattle flight tickets

JetBlue

May 13

JFK5:20 pmNew York John F Kennedy Intl

6h 33m

SEA8:53 pmSeattle/Tacoma Intl

May 18

SEA11:59 pmSeattle/Tacoma Intl

5h 18m

JFK8:17 amNew York John F Kennedy Intl

$272

JetBlue

Sep 12

JFK7:00 pmNew York John F Kennedy Intl

6h 24m

SEA10:24 pmSeattle/Tacoma Intl

Sep 26

SEA11:59 pmSeattle/Tacoma Intl

5h 21m

JFK8:20 amNew York John F Kennedy Intl

$296

JetBlue

Jun 3

JFK5:00 pmNew York John F Kennedy Intl

6h 24m

SEA8:24 pmSeattle/Tacoma Intl

Jun 7

SEA11:52 pmSeattle/Tacoma Intl

5h 21m

JFK8:13 amNew York John F Kennedy Intl

$311

Delta flights from Connecticut to Seattle

Our best Delta deals on Connecticut to Seattle flight tickets

Delta

Apr 14

JFK4:34 pmNew York John F Kennedy Intl

6h 25m

SEA7:59 pmSeattle/Tacoma Intl

Apr 21

SEA4:00 pmSeattle/Tacoma Intl

5h 20m

JFK12:20 amNew York John F Kennedy Intl

$297

Delta

Apr 16

EWR6:30 pmNewark

8h 29m

1 stop

SEA11:59 pmSeattle/Tacoma Intl

Apr 19

SEA7:35 pmSeattle/Tacoma Intl

7h 25m

1 stop

EWR6:00 amNewark

$299

Delta

Apr 7

EWR6:40 pmNewark

8h 23m

1 stop

SEA12:03 amSeattle/Tacoma Intl

Apr 27

SEA11:14 pmSeattle/Tacoma Intl

6h 27m

1 stop

EWR8:41 amNewark

$313

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

5:00 pm-8:13 pm

Nonstop6h 13m

Seattle/Tacoma Intl

Wed 4/15

6:13 am-2:30 pm

Nonstop5h 17m

$250

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

5:00 pm-8:13 pm

Nonstop6h 13m

Seattle/Tacoma Intl

Wed 4/15

2:50 pm-11:11 pm

Nonstop5h 21m

$251

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

9:00 am-12:14 pm

Nonstop6h 14m

Seattle/Tacoma Intl

Tue 4/14

2:50 pm-11:11 pm

Nonstop5h 21m

$254

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

7:20 am-10:29 am

Nonstop6h 09m

Seattle/Tacoma Intl

Sat 4/18

8:13 am-4:38 pm

Nonstop5h 25m

$259

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

8:30 pm-11:46 pm

Nonstop6h 16m

Seattle/Tacoma Intl

Wed 4/15

7:05 pm-5:51 am

1 stop7h 46m

$269

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 5/13

5:20 pm-8:53 pm

Nonstop6h 33m

Seattle/Tacoma Intl

Mon 5/18

11:59 pm-8:17 am

Nonstop5h 18m

$272

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 4/14

8:00 am-2:46 pm

1 stop9h 46m

Seattle/Tacoma Intl

Tue 4/14

11:59 pm-10:20 am

1 stop7h 21m

$274

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 4/14

2:30 pm-8:22 pm

1 stop8h 52m

Seattle/Tacoma Intl

Wed 4/15

11:55 pm-11:34 am

1 stop8h 39m

$295

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Tue 4/14

7:10 pm-12:36 am

1 stop8h 26m

Seattle/Tacoma Intl

Wed 4/15

11:33 pm-10:16 am

1 stop7h 43m

$295

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 9/12

7:00 pm-10:24 pm

Nonstop6h 24m

Seattle/Tacoma Intl

Sat 9/26

11:59 pm-8:20 am

Nonstop5h 21m

$296

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 Connecticut 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

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Other information

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from Connecticut to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $460. If you don’t want to visit Seattle in September, then you should wait until October to fly from Connecticut, when ticket prices are also cheap, with an average price of $470.

Can stopping save me money on Connecticut to Seattle flights?

You could potentially save up to 29% on your flight if you consider stops on a Connecticut to Seattle flight.

Cheap Connecticut to Seattle flight deals and tips

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

Fastest flight time	6h 02m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Seattle	1 airport

The fastest flight from Connecticut to Seattle takes 6h 02m

Direct flights go from Connecticut to Seattle on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Seattle. From Connecticut there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

When did momondo last update prices for flights from Connecticut to Seattle/Tacoma Intl Airport?
Prices for flights from Connecticut to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Connecticut to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Connecticut to Seattle/Tacoma Intl Airport is 10 as of March 2026.
How old do you have to be to fly from Connecticut 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 Connecticut 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.

Best airlines flying from Connecticut to Seattle

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

Airline	Rating	Free Cancellation	Price
Sun Country Air	PriceFrom $157	Free Cancellation	Rating 6.8 341 reviews	Search Sun Country Air flights
Alaska Airlines	PriceFrom $257	Free Cancellation	Rating 7.9 12,094 reviews	Search Alaska Airlines flights
Delta	PriceFrom $278	Free Cancellation	Rating 7.9 8,315 reviews	Search Delta flights
American Airlines	PriceFrom $324	Free Cancellation	Rating 7.1 11,485 reviews	Search American Airlines flights
United Airlines	PriceFrom $342	Free Cancellation	Rating 7.4 9,458 reviews	Search United Airlines flights
Southwest	PriceFrom $381	Free Cancellation	Rating 8.0 4,325 reviews	Search Southwest flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Cle Elum

Lakewood

Tukwila

Federal Way

Fife

Westport

Centralia

Kirkland

Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut 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 Connecticut to Seattle for you.

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

Yes. momondo allows you to filter the results for Connecticut to Seattle flights to just show those with flexible booking policies.

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

Once all potential Connecticut to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Connecticut to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

Yakima Air Terminal Airport

Cheap flights from Connecticut to Seattle from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to Seattle departing on 4/27. 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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How to get the cheapest flight ticket from Connecticut to Seattle

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

What airlines fly to Seattle?

How many flights depart from Connecticut to Seattle on average per week?

How long does it take to fly to Seattle?

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Why use momondo?

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.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Seattle. Availability may vary depending on flight origin and airline.

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