Which airline has the best punctuality record on New York to Seattle flights?

Over the past year, Delta has had the lowest number of delays on this route, with just 18% of flights being delayed.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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.

How often are flights from New York to Seattle delayed?

About 21% of weekly flights between New York and Seattle have experienced delays in the past year, with the average delay time being 175 minutes.

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

Airlines like Alaska Airlines and Delta fly from New York John F Kennedy Intl Airport to Seattle in about 6h 32m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 3883 km. Generally, flights for this route are direct.

Weekly flight availability from New York John F Kennedy Intl Airport to Seattle

The most flights from JFK to SEA are scheduled on a Tuesday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 C$ 616. On average you can expect to pay C$ 833. The most popular route, (New York John F Kennedy Intl - Seattle/Tacoma Intl), can usually be booked for C$ 896.

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 (77%), LATAM Airlines (72%) or EL AL (71%) as they are the most reliable in getting you off to your destination on time.

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 21 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 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

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 vacation 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.

C$ 261+ Cheap Flights from New York John F Kennedy Intl Airport, NY to Seattle

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 Monday or Tuesday and return on a Tuesday

Cheap flight deals from John F Kennedy Intl to Seattle

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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 10 September 2026.

Wed 30/93:30 p.m. -

1 stop10h 07m

Sat 3/109:40 p.m. -

Nonstop5h 24m

Deal found 9/9C$ 472

Mon 5/103:30 p.m. -

1 stop10h 01m

Wed 21/1010:15 p.m. -

Nonstop5h 20m

Deal found 8/9C$ 478

Mon 5/103:30 p.m. -

1 stop10h 01m

Mon 12/1011:55 p.m. -

1 stop8h 05m

Deal found 7/9C$ 485

Fri 23/104:00 p.m. -

1 stop10h 37m

Wed 28/107:00 a.m. -

Nonstop5h 36m

Deal found 7/9C$ 492

Fri 23/104:00 p.m. -

1 stop10h 37m

Tue 27/102:02 p.m. -

Nonstop5h 27m

Deal found 6/9C$ 494

Sat 5/129:30 a.m. -

1 stop12h 26m

Sat 5/1210:50 p.m. -

Nonstop5h 10m

Deal found 9/9C$ 498

Fri 9/105:59 p.m. -

Nonstop6h 21m

Mon 12/1011:55 p.m. -

1 stop8h 05m

Deal found 9/9C$ 499

Mon 19/105:59 p.m. -

Nonstop6h 21m

Sat 24/1010:15 p.m. -

Nonstop5h 20m

Deal found 6/9C$ 500

Thu 29/109:30 a.m. -

1 stop9h 34m

Wed 4/118:54 a.m. -

1 stop10h 35m

Deal found 7/9C$ 506

Thu 1/105:29 p.m. -

Nonstop6h 15m

Fri 2/1011:42 p.m. -

1 stop9h 52m

Deal found 10/9C$ 512

Thu 29/109:30 a.m. -

1 stop11h 03m

Sun 1/117:10 a.m. -

Nonstop5h 27m

Deal found 10/9C$ 513

Fri 23/104:00 p.m. -

1 stop10h 37m

Fri 30/102:02 p.m. -

Nonstop5h 27m

Deal found 6/9C$ 514

Find flight deals from John F Kennedy Intl to Seattle

Round-trip from	C$ 472
One-way from	C$ 261
Popular in	December
Cheapest in	October
Average price	C$ 565
Good one-way deal	C$ 616 or less

JetBlue
30/9-5/10
1 total stop
15h 28m total
New York to Seattle

Search Deals

Delta
10/10-31/12
Nonstop
6h 26m total
New York to Seattle

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 24 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease (C$ 29 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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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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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

Cheapest round-trip

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Wed 4/11

4:40 p.m.-8:09 p.m.

Nonstop6h 29m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 261

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Tue 8/12

11:30 a.m.-6:30 p.m.

1 stop10h 00m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 274

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Mon 7/12

7:00 a.m.-10:37 a.m.

Nonstop6h 37m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 281

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Fri 11/12

7:10 a.m.-10:41 a.m.

Nonstop6h 31m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 281

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Fri 13/11

11:14 a.m.-2:30 p.m.

Nonstop6h 16m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 281

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Thu 5/11

4:40 p.m.-8:05 p.m.

Nonstop6h 25m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 281

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Thu 3/12

7:10 a.m.-10:41 a.m.

Nonstop6h 31m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 281

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Wed 7/10

7:10 a.m.-10:36 a.m.

Nonstop6h 26m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 323

Quickest round-trip

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Mon 21/9

8:27 p.m.-11:42 p.m.

Nonstop6h 15m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 357

New YorkSeattle

JFK New York John F Kennedy Intl - SEA Seattle/Tacoma Intl

JFKSEA

New York John F Kennedy Intl

Tue 20/10

4:23 p.m.-7:48 p.m.

Nonstop6h 25m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 358

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 23 resultsSorted by cheapest first

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.

JFK-SEA

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 York John F Kennedy Intl Airport to Seattle

Prices

Airlines

Delays

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 76 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$ 434). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of C$ 829). 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 morning. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from New York John F Kennedy Intl Airport to Seattle?

Airfare is typical for this route at the moment.

New York John F Kennedy Intl Airport to Seattle flights typically cost between C$ 448 and C$ 703 in September.
The cheapest round-trip price found within the last 5 days was C$ 472 on JetBlue (30 Sep-3 Oct).

Related info for your journey

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 21 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 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.
How long is the flight from New York John F Kennedy Intl Airport to Seattle?
Airlines like Alaska Airlines and Delta fly from New York John F Kennedy Intl Airport to Seattle in about 6h 32m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 3883 km. 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 (77%), LATAM Airlines (72%) or EL AL (71%) 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 C$ 616. On average you can expect to pay C$ 833. The most popular route, (New York John F Kennedy Intl - Seattle/Tacoma Intl), can usually be booked for C$ 896.
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 vacation 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 C$ 434). Flying from New York John F Kennedy Intl Airport to Seattle in December is currently the most expensive (average of C$ 829). 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.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from John F Kennedy Intl to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Seattle from John F Kennedy Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Seattle from John F Kennedy Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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Cheap flights from New York John F Kennedy Intl Airport, NY to Seattle from C$ 261

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 10 September 2026.

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 10 September 2026.

Best flights from John F Kennedy Intl to SeattleDiscover carefully curated flight deals from John F Kennedy Intl to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from John F Kennedy Intl to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Direct flights from John F Kennedy Intl to SeattleExplore direct flight options from John F Kennedy Intl to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Explore direct flight options from John F Kennedy Intl to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Last-minute flights from John F Kennedy Intl to SeattleDiscover last-minute flight deals from John F Kennedy Intl to Seattle. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from John F Kennedy Intl to Seattle. Data last updated 10 September 2026 and is based on user searches.

One-way flights from John F Kennedy Intl to SeattleSearch for one-way flight options from John F Kennedy Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from John F Kennedy Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Find flight deals from John F Kennedy Intl to Seattle

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Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Seattle that are best for you.

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

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 76 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?

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 morning. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from New York John F Kennedy Intl Airport to Seattle?

Airfare is typical for this route at the moment.

New York John F Kennedy Intl Airport to Seattle flights typically cost between C$ 448 and C$ 703 in September.The cheapest round-trip price found within the last 5 days was C$ 472 on JetBlue (30 Sep-3 Oct).

Weekly flight availability from New York John F Kennedy Intl Airport to Seattle

The most flights from JFK to SEA are scheduled on a Tuesday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

How often are flights from New York to Seattle delayed?

About 21% of weekly flights between New York and Seattle have experienced delays in the past year, with the average delay time being 175 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday 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, Delta has had the lowest number of delays on this route, with just 18% of flights being delayed.

Related info for your journey

What airport do you fly into for flights to Seattle from New York John F Kennedy Intl?

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

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

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

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

How can I 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?

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

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John F Kennedy Intl and Seattle flights

Browse other John F Kennedy Intl and Seattle flight options. Last updated on 10 September 2026.

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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 10 September 2026.

Best flights from John F Kennedy Intl to Seattle
Discover carefully curated flight deals from John F Kennedy Intl to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Direct flights from John F Kennedy Intl to Seattle
Explore direct flight options from John F Kennedy Intl to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Last-minute flights from John F Kennedy Intl to Seattle
Discover last-minute flight deals from John F Kennedy Intl to Seattle. Data last updated 10 September 2026 and is based on user searches.

One-way flights from John F Kennedy Intl to Seattle
Search for one-way flight options from John F Kennedy Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

New York John F Kennedy Intl Airport to Seattle flights typically cost between C$ 448 and C$ 703 in September.
The cheapest round-trip price found within the last 5 days was C$ 472 on JetBlue (30 Sep-3 Oct).