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Cheap flights from New York John F Kennedy Intl Airport to Seattle from £110

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — SEA
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from New York John F Kennedy Intl to Seattle/Tacoma Intl are usually found in October or February, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from John F Kennedy Intl to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from John F Kennedy Intl to Seattle
Explore the most affordable flight options available from John F Kennedy Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 May 2026.

Sat 30/516:15
JFK
-
SEA
Nonstop6h 26m
Alaska Airlines
Sat 30/522:50
SEA
-
JFK
Nonstop5h 26m
Alaska Airlines
Deal found 29/4£215
Wed 27/520:15
JFK
-
SEA
Nonstop6h 24m
Alaska Airlines
Wed 3/622:50
SEA
-
JFK
Nonstop5h 26m
Alaska Airlines
Deal found 28/4£219
Tue 16/617:38
JFK
-
SEA
Nonstop6h 30m
JetBlue
Wed 24/622:28
SEA
-
JFK
Nonstop5h 31m
JetBlue
Deal found 29/4£226
Wed 10/607:00
JFK
-
SEA
Nonstop6h 16m
Alaska Airlines
Wed 10/614:02
SEA
-
JFK
Nonstop5h 27m
Alaska Airlines
Deal found 2/5£229
Fri 29/517:29
JFK
-
SEA
Nonstop6h 27m
JetBlue
Fri 29/523:52
SEA
-
JFK
Nonstop5h 21m
JetBlue
Deal found 29/4£230
Sat 30/517:29
JFK
-
SEA
Nonstop6h 26m
Alaska Airlines
Sun 7/622:50
SEA
-
JFK
Nonstop5h 26m
Alaska Airlines
Deal found 28/4£233
Thu 28/517:29
JFK
-
SEA
Nonstop6h 27m
JetBlue
Tue 2/623:52
SEA
-
JFK
Nonstop5h 21m
JetBlue
Deal found 29/4£233
Thu 28/511:30
JFK
-
SEA
1 stop11h 58m
Alaska Airlines
Sat 6/613:50
SEA
-
JFK
Nonstop5h 31m
Alaska Airlines
Deal found 28/4£240
Fri 29/507:00
JFK
-
SEA
Nonstop6h 12m
Alaska Airlines
Fri 29/513:30
SEA
-
JFK
1 stop13h 47m
Alaska Airlines
Deal found 29/4£241
Thu 28/516:15
JFK
-
SEA
Nonstop6h 26m
Alaska Airlines
Thu 28/522:50
SEA
-
JFK
Nonstop5h 26m
Alaska Airlines
Deal found 29/4£243
Sat 16/517:59
JFK
-
SEA
Nonstop6h 27m
JetBlue
Sat 16/523:39
SEA
-
JFK
Nonstop5h 21m
JetBlue
Deal found 30/4£244
Thu 28/507:00
JFK
-
SEA
Nonstop6h 12m
Alaska Airlines
Mon 1/622:50
SEA
-
JFK
Nonstop5h 26m
Alaska Airlines
Deal found 28/4£247

Find flight deals from John F Kennedy Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from John F Kennedy Intl (JFK) 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 3 May 2026.

Round-trip from

£215

One-way from

£110

Popular in

December

Cheapest in

October

Average price

£321
Alaska Airlines
  • Alaska Airlines
  • 30/5-30/5
  • Nonstop
  • 11h 43m total
  • New York to Seattle
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 27/5
  • Nonstop
  • 6h 24m total
  • New York to Seattle
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from John F Kennedy Intl 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 858,174 searches. Data last updated 3 May 2026.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 26/5

07:00-10:12

Nonstop6h 12m

Seattle/Tacoma Intl

Mon 1/6

22:50-07:16

Nonstop5h 26m

£247

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 19/9

07:25-10:34

Nonstop6h 09m

Seattle/Tacoma Intl

Sat 19/9

15:48-06:04

1 stop11h 16m

£254

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 2/9

16:29-00:08

1 stop10h 39m

Seattle/Tacoma Intl

Sun 4/10

17:59-06:36

1 stop9h 37m

£261

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 30/5

07:00-10:12

Nonstop6h 12m

Seattle/Tacoma Intl

Tue 9/6

07:05-19:13

1 stop9h 08m

£263

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Mon 15/6

19:30-23:08

Nonstop6h 38m

Seattle/Tacoma Intl

Mon 22/6

22:20-06:34

Nonstop5h 14m

£284
Fastest return journey

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 2/6

17:00-20:10

Nonstop6h 10m

Seattle/Tacoma Intl

Fri 5/6

16:15-00:41

Nonstop5h 26m

£285

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 6/8

20:23-23:55

Nonstop6h 32m

Seattle/Tacoma Intl

Fri 14/8

06:21-22:56

1 stop13h 35m

£289

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 30/5

11:30-20:28

1 stop11h 58m

Seattle/Tacoma Intl

Sun 7/6

22:50-07:16

Nonstop5h 26m

£295

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Mon 29/6

17:29-20:59

Nonstop6h 30m

Seattle/Tacoma Intl

Fri 3/7

22:28-06:59

Nonstop5h 31m

£300

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 11/6

13:28-22:49

1 stop12h 21m

Seattle/Tacoma Intl

Tue 23/6

22:28-06:59

Nonstop5h 31m

£303

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from John F Kennedy Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from John F Kennedy Intl with our price prediction graph.
Estimated return 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 York John F Kennedy Intl Airport to Seattle

How far ahead should I book a flight from New York John F Kennedy Intl Airport to Seattle?

The price you pay for your flight from New York John F Kennedy Intl Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to Seattle?

Currently, October is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Seattle (average of £222). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of £455). 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 JFK to SEA?

Find hourly flight availability from John F Kennedy Intl 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 3 May 2026.

It’s optimal to fly from New York John F Kennedy Intl Airport to Seattle in the afternoon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from New York John F Kennedy Intl Airport to Seattle?

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl 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 New York John F Kennedy Intl?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from New York John F Kennedy Intl to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from New York John F Kennedy Intl; the airport handles an average of 20 inbound flights from New York John F Kennedy Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Seattle airport from New York John F Kennedy Intl. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from New York John F Kennedy Intl Airport to Seattle?

    Departing from New York John F Kennedy Intl Airport to Seattle will take you 6h 20m. The distance from New York John F Kennedy Intl Airport to Seattle is about 2413 mi. Generally, flights for this route are direct.

  • What are the most reliable airlines from New York John F Kennedy Intl Airport to Seattle?

    No one likes to see their flight delayed. When booking a flight from New York John F Kennedy Intl Airport to Seattle consider choosing EL AL (75%), Condor (73%) or Virgin Atlantic (70%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from John F Kennedy Intl to Seattle that include hotel bookings?

    Yes. In addition to deals on John F Kennedy Intl to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from John F Kennedy Intl to Seattle?

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

  • Can I find deals for business class flights from John F Kennedy Intl to Seattle?

    Yes. Cheapflights offers flight deals from John F Kennedy Intl 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 York John F Kennedy Intl Airport to Seattle?

    Currently, October is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Seattle (average of £222). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of £455). 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

Travelling to a place near Seattle?

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Tacoma
Federal Way
SeaTac

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Alternative routes for John F Kennedy Intl to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Deals for John F Kennedy Intl to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from John F Kennedy Intl to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from John F Kennedy Intl.

Can Cheapflights find flights from John F Kennedy Intl to Seattle with no change fees?

Yes, we can. To see specific flights from John F Kennedy Intl to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from John F Kennedy Intl to Seattle become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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