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Cheap flights from New York John F Kennedy Intl Airport to Seattle from £92

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — SEA
31 Dec — 7 Jan1
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 September, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 1 December 2025.

Round-trip from

£176

One-way from

£92

Popular in

December

Cheapest in

October

Average price

£460
Alaska Airlines
  • Alaska Airlines
  • 24/1-25/1
  • 1 total stop
  • 21h 43m total
  • New York to Seattle
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Frontier
  • Frontier
  • 12/12
  • 1 total stop
  • 22h 24m total
  • New York to Seattle
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in December 2025
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Find 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 1 December 2025.

Sun 14/1220:29JFK - SEA
1 stop17h 55mAlaska Airlines
Mon 15/1214:43SEA - JFK
Nonstop5h 16mAlaska Airlines
Deal found 1/12£270
Tue 16/1218:55JFK - SEA
Nonstop6h 31mAlaska Airlines
Wed 7/111:06SEA - JFK
Nonstop5h 22mAlaska Airlines
Deal found 30/11£277
Tue 16/1218:55JFK - SEA
Nonstop6h 31mAlaska Airlines
Wed 31/1223:34SEA - JFK
Nonstop5h 25mAlaska Airlines
Deal found 29/11£292
Tue 16/1207:00JFK - SEA
Nonstop6h 26mDelta
Thu 8/116:05SEA - JFK
1 stop14h 55mDelta
Deal found 30/11£295
Tue 16/1218:55JFK - SEA
Nonstop6h 31mAlaska Airlines
Thu 8/108:24SEA - JFK
1 stop10h 57mAlaska Airlines
Deal found 30/11£300
Wed 17/1213:59JFK - SEA
1 stop9h 49mDelta
Tue 6/113:45SEA - JFK
Nonstop5h 16mDelta
Deal found 30/11£301
Sun 14/1218:59JFK - SEA
Nonstop6h 24mDelta
Thu 25/1211:36SEA - JFK
Nonstop5h 31mDelta
Deal found 29/11£315
Wed 17/1207:00JFK - SEA
1 stop10h 45mDelta
Mon 5/121:45SEA - JFK
Nonstop5h 14mDelta
Deal found 30/11£316
Tue 16/1207:05JFK - SEA
1 stop13h 05mDelta
Tue 6/116:05SEA - JFK
1 stop13h 17mDelta
Deal found 30/11£319
Sat 13/1213:00JFK - SEA
1 stop10h 35mAlaska Airlines
Sat 13/1223:05SEA - JFK
Nonstop5h 18mAlaska Airlines
Deal found 30/11£320
Wed 31/1217:45JFK - SEA
1 stop8h 40mDelta
Wed 7/121:59SEA - JFK
Nonstop5h 14mDelta
Deal found 28/11£323

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 1 December 2025.
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

John F Kennedy Intl

Fly to

Seattle

Route

Depart

Return

Price

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 14/1

16:40-20:00

Nonstop6h 20m

Seattle/Tacoma Intl

Tue 20/1

21:59-06:13

Nonstop5h 14m

£194

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sun 8/2

07:00-10:26

Nonstop6h 26m

Seattle/Tacoma Intl

Sun 8/2

12:41-16:12

1 stop24h 31m

£194

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 17/2

18:36-22:12

Nonstop6h 36m

Seattle/Tacoma Intl

Sat 21/2

22:50-15:45

1 stop13h 55m

£202

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 14/1

16:22-19:50

Nonstop6h 28m

Seattle/Tacoma Intl

Wed 21/1

17:59-07:00

1 stop10h 01m

£202

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 26/2

18:55-22:22

Nonstop6h 27m

Seattle/Tacoma Intl

Sat 28/2

21:55-06:09

Nonstop5h 14m

£209

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 17/2

07:00-10:28

Nonstop6h 28m

Seattle/Tacoma Intl

Fri 20/2

19:41-07:30

1 stop8h 49m

£209

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 13/1

07:00-10:26

Nonstop6h 26m

Seattle/Tacoma Intl

Sun 25/1

07:00-15:23

Nonstop5h 23m

£209

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Fri 9/1

11:30-14:57

Nonstop6h 27m

Seattle/Tacoma Intl

Tue 13/1

11:06-19:28

Nonstop5h 22m

£209

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 17/2

18:36-22:12

Nonstop6h 36m

Seattle/Tacoma Intl

Sun 22/2

22:51-07:05

Nonstop5h 14m

£209

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 28/1

11:30-14:57

Nonstop6h 27m

£97

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Showing 1-10 of 20 results
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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?

Use this chart to determine the optimal time to book a return flight from John F Kennedy Intl to Seattle. Price data was last updated on 28 November 2025.

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 69 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 £112). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of £209). 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 1 December 2025.

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 44% on the cost of your flight, compared to a flight in the evening.

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 18 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 26m. The distance from New York John F Kennedy Intl Airport to Seattle is about 2413 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 Royal Air Maroc (100%), Etihad Airways (88%) or JetBlue (88%) 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 £112). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of £209). 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

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Alternative routes for John F Kennedy Intl to Seattle

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