Cheap flights from New York John F Kennedy Intl Airport, NY to Seattle from C$ 179
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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from New York John F Kennedy Intl to Seattle/Tacoma Intl are usually found in October or January, booked 69 days in advance, depart on a Tuesday or Monday and return on a Saturday
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 28 October 2025.
Find flight deals from John F Kennedy Intl to Seattle
Cheapest flights from John F Kennedy Intl to SeattleExplore 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 28 October 2025.
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 28 October 2025.
Cheapflights Fare Finder
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
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Wed 10/12
9:30 a.m.-7:38 p.m.
1 stop13h 08m
Seattle/Tacoma Intl
Tue 16/12
10:35 a.m.-10:29 p.m.
1 stop8h 54m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Thu 20/11
7:00 a.m.-10:26 a.m.
Nonstop6h 26m
Seattle/Tacoma Intl
Tue 25/11
2:25 p.m.-10:40 p.m.
Nonstop5h 15m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Thu 20/11
7:00 a.m.-10:26 a.m.
Nonstop6h 26m
Seattle/Tacoma Intl
Wed 3/12
2:25 p.m.-10:44 p.m.
Nonstop5h 19m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Sun 9/11
7:00 a.m.-10:25 a.m.
Nonstop6h 25m
Seattle/Tacoma Intl
Wed 12/11
2:40 p.m.-10:59 p.m.
Nonstop5h 19m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Fri 12/12
6:59 p.m.-10:23 p.m.
Nonstop6h 24m
Seattle/Tacoma Intl
Tue 16/12
2:25 p.m.-10:44 p.m.
Nonstop5h 19m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Tue 17/2
4:59 p.m.-11:55 p.m.
1 stop9h 56m
Seattle/Tacoma Intl
Sat 21/2
1:45 p.m.-10:19 p.m.
Nonstop5h 34m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Fri 12/12
1:00 p.m.-9:43 p.m.
1 stop11h 43m
Seattle/Tacoma Intl
Tue 16/12
11:08 a.m.-7:29 p.m.
Nonstop5h 21m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Thu 15/1
11:30 a.m.-2:57 p.m.
Nonstop6h 27m
Seattle/Tacoma Intl
Sun 18/1
2:40 p.m.-10:57 p.m.
Nonstop5h 17m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Thu 20/11
4:51 p.m.-8:13 p.m.
Nonstop6h 22m
Seattle/Tacoma Intl
Wed 3/12
7:40 a.m.-10:29 p.m.
1 stop11h 49m
New YorkSeattle
JFK - SEA
JFKSEA
New York John F Kennedy Intl
Wed 12/11
9:30 a.m.-8:34 p.m.
1 stop14h 04m
Seattle/Tacoma Intl
Wed 12/11
11:34 p.m.-7:53 a.m.
Nonstop5h 19m
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.
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 best time to book flights from New York John F Kennedy Intl Airport to Seattle is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 C$ 213). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of C$ 387). 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?
A simple way to save on the total cost of your ticket is to fly from New York John F Kennedy Intl Airport to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.
How often are flights from New York to Seattle delayed?
About 16% of weekly flights between New York and Seattle have experienced delays in the past year, with the average delay time being 181 minutes.
What is the most punctual flight time for New York to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on New York to Seattle flights?
Over the past year, Korean Air has had the lowest number of delays on this route, with just 3% of flights being delayed.
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.
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Alternative routes for John F Kennedy Intl to Seattle
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Why should you use Cheapflights to find cheap flight tickets from John F Kennedy Intl to Seattle?
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