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$149+ Cheap flights from New Haven to Seattle (HVN - 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
HVN — SEA
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
1 adult, Economy
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Cheap flight deals from New Haven to Seattle

Cheapest flights from New Haven to Seattle
Explore the most affordable flight options available from New Haven to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.

This WAYA deal was found by Cheapflights users on 3/12. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:10 pm
HVN
-
SEA
1 stop9h 42m
Multiple Airlines
Sun 6/2110:25 am
SEA
-
HVN
1 stop8h 42m
Multiple Airlines
Deal found 3/12$920

Find flight deals from New Haven to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from New Haven (HVN) 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 March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$920
(WAYA)

One-way from

$149
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$394
Provider with most accurate pricing for Tweed-New Haven-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Tweed-New Haven-Seattle/Tacoma Intl flights.
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From Tweed-New Haven to Seattle/Tacoma Intl
Search Deals
One-way flight from Tweed-New Haven to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from New Haven 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 March 16, 2026.
Use the filters below to find and compare flights from New Haven to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Fri 6/19

4:10 pm-10:52 pm

1 stop9h 42m

Seattle/Tacoma Intl

Sun 6/21

10:25 am-10:07 pm

1 stop8h 42m

$920
Cheapest one-way
Quickest one-way

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Wed 4/29

11:57 am-9:27 am

2 stops24h 30m

$149

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Sun 4/26

8:44 pm-5:42 pm

3 stops47h 58m

$213

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Tue 8/18

2:47 pm-3:39 pm

2 stops27h 52m

$228

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Sat 7/11

3:42 pm-3:39 pm

2 stops26h 57m

$260

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Fri 7/10

6:55 pm-10:46 pm

3 stops30h 51m

$338

New HavenSeattle

HVN - SEA

HVNSEA

Tweed-New Haven

Sun 4/12

8:44 pm-9:27 am

2 stops39h 43m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Sorted by cheapest first

Compare providers for flights from New Haven 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 New Haven to Seattle in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 New Haven-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Haven-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Haven-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Haven-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 New Haven-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 New Haven to Seattle

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

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

Currently, October is the cheapest month in which you can book a flight from New Haven to Seattle (average of $148). Flying from New Haven to Seattle in December is currently the most expensive (average of $266). 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.

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 March 16, 2026.
Get a feel of what it's like to fly with Alaska Airlines from New Haven to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,052 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
7.9
Good
12,052 reviews
Alaska Airlines
7.9
Good
12,052 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

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

  • What is the cheapest airline to fly from New Haven to Seattle round-trip?

    Currently priced at $257, Alaska Airlines will fly you from New Haven to Seattle and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip.

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

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

  • How can I find direct flights from New Haven to Seattle?

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

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

    Yes. Cheapflights offers flight deals from New Haven 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 New Haven to Seattle?

    Currently, October is the cheapest month in which you can book a flight from New Haven to Seattle (average of $148). Flying from New Haven to Seattle in December is currently the most expensive (average of $266). 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
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from New Haven to Seattle

Discover the top airline that operate flights from New Haven 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$257Average$467FlexibilityNo cancel feeOn-time75%

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