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Cheap flights from New York John F Kennedy Intl Airport to Seattle from £73

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 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — SEA
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from New York John F Kennedy Intl to Seattle/Tacoma Intl are usually found in September or January, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

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 12 September 2025.

Round-trip from

£145

One-way from

£73

Popular in

December

Cheapest in

September

Average price

£234

Good round-trip deal

£145 or less

Good one-way deal

£121 or less
Alaska Airlines
  • Alaska Airlines
  • 21/10-28/10
  • Nonstop
  • 11h 28m total
  • New York to Seattle
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Hawaiian Airlines
  • Hawaiian Airlines
  • 15/10
  • Nonstop
  • 6h 17m total
  • New York to Seattle
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Highest demand for flights based on searches. 2% potential increase in price (£5 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from New York John F Kennedy Intl to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from New York John F Kennedy Intl to Seattle/Tacoma Intl.
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Find flight deals from John F Kennedy Intl to Seattle

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 12 September 2025.

Sat 18/1007:20JFK - SEA
Nonstop6h 09mHawaiian Airlines
Fri 31/1014:40SEA - JFK
Nonstop5h 19mHawaiian Airlines
Deal found 12/9£145
Wed 8/1018:50JFK - SEA
Nonstop6h 31mJetBlue
Tue 21/1023:40SEA - JFK
Nonstop5h 20mJetBlue
Deal found 11/9£153
Tue 30/916:40JFK - SEA
Nonstop6h 14mAlaska Airlines
Tue 30/922:41SEA - JFK
Nonstop5h 25mAlaska Airlines
Deal found 10/9£156
Sat 25/1018:55JFK - SEA
Nonstop6h 17mHawaiian Airlines
Sat 1/1114:40SEA - JFK
Nonstop5h 19mHawaiian Airlines
Deal found 10/9£157
Fri 24/1018:59JFK - SEA
Nonstop6h 23mDelta
Sun 9/1121:59SEA - JFK
Nonstop5h 19mDelta
Deal found 11/9£160
Mon 17/1107:00JFK - SEA
Nonstop6h 25mAlaska Airlines
Thu 4/1214:43SEA - JFK
Nonstop5h 16mAlaska Airlines
Deal found 11/9£164
Mon 29/918:36JFK - SEA
Nonstop6h 15mHawaiian Airlines
Wed 1/1014:35SEA - JFK
Nonstop5h 24mHawaiian Airlines
Deal found 12/9£168
Mon 13/1019:00JFK - SEA
Nonstop6h 36mJetBlue
Sun 19/1023:40SEA - JFK
Nonstop5h 20mJetBlue
Deal found 11/9£170
Sat 15/1118:49JFK - SEA
Nonstop6h 22mAlaska Airlines
Wed 3/1214:43SEA - JFK
Nonstop5h 16mAlaska Airlines
Deal found 11/9£171
Fri 3/1016:40JFK - SEA
Nonstop6h 14mAlaska Airlines
Tue 7/1007:52SEA - JFK
1 stop19h 37mAlaska Airlines
Deal found 11/9£175
Thu 2/1022:55JFK - SEA
1 stop14h 39mJetBlue
Wed 8/1023:40SEA - JFK
Nonstop5h 20mJetBlue
Deal found 11/9£177
Sat 11/1019:00JFK - SEA
Nonstop6h 36mJetBlue
Sat 18/1013:10SEA - JFK
1 stop14h 30mJetBlue
Deal found 11/9£178

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 12 September 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

Tue 30/9

18:54-22:20

Nonstop6h 26m

Seattle/Tacoma Intl

Sat 4/10

23:59-08:18

Nonstop5h 19m

£145

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 1/11

18:49-22:11

Nonstop6h 22m

Seattle/Tacoma Intl

Tue 4/11

14:40-22:59

Nonstop5h 19m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 14/10

18:55-22:12

Nonstop6h 17m

Seattle/Tacoma Intl

Wed 22/10

14:35-22:59

Nonstop5h 24m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sun 5/10

18:59-22:20

Nonstop6h 21m

Seattle/Tacoma Intl

Tue 7/10

23:40-08:00

Nonstop5h 20m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Fri 24/10

07:20-10:29

Nonstop6h 09m

Seattle/Tacoma Intl

Tue 4/11

08:01-16:29

Nonstop5h 28m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 16/10

19:00-22:36

Nonstop6h 36m

Seattle/Tacoma Intl

Sun 19/10

23:40-08:00

Nonstop5h 20m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Wed 22/10

07:20-10:29

Nonstop6h 09m

Seattle/Tacoma Intl

Sun 26/10

14:40-22:59

Nonstop5h 19m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Fri 31/10

18:49-22:11

Nonstop6h 22m

Seattle/Tacoma Intl

Sun 2/11

11:07-19:29

Nonstop5h 22m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Fri 17/10

07:20-10:29

Nonstop6h 09m

Seattle/Tacoma Intl

Sun 19/10

22:55-07:20

Nonstop5h 25m

£153

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Fri 14/11

07:00-10:26

Nonstop6h 26m

Seattle/Tacoma Intl

Tue 18/11

15:46-23:58

Nonstop5h 12m

£160

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 23 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 29 August 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, January is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Seattle (average of £622). Flying from New York John F Kennedy Intl Airport to Seattle in July is currently the most expensive (average of £946). 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 12 September 2025.

It’s optimal to fly from New York John F Kennedy Intl Airport to Seattle in the morning. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at midday.

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 38 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 17m. 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 Korean Air (89%), LATAM Airlines (84%) or Delta (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from New York John F Kennedy Intl Airport to Seattle?

    The cheapest flight price from New York John F Kennedy Intl Airport to Seattle is £100. On average you can expect to pay £161. The most popular route, (New York John F Kennedy Intl - Seattle/Tacoma Intl), can usually be booked for £154.

  • 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, January is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Seattle (average of £622). Flying from New York John F Kennedy Intl Airport to Seattle in July is currently the most expensive (average of £946). 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?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell
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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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.

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