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Cheap flights from New York to Seattle from £135

NYC — SEA
24 Sep — 1 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from New York to Seattle/Tacoma Intl are usually found in October or January, booked 83 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from New York to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from New York to Seattle

Wed 23/907:59 -
Nonstop6h 04m
Sat 3/1022:48 -
Nonstop5h 12m
Deal found 24/8£247
Tue 20/1018:44 -
Nonstop6h 11m
Tue 27/1008:30 -
1 stop8h 30m
Deal found 22/8£252
Sat 3/1009:30 -
Nonstop6h 05m
Sun 18/1012:13 -
1 stop8h 12m
Deal found 21/8£252
Sat 14/1115:29 -
Nonstop6h 16m
Wed 18/1121:18 -
Nonstop5h 22m
Deal found 24/8£254
Sat 17/1009:30 -
Nonstop6h 05m
Mon 26/1022:40 -
Nonstop5h 19m
Deal found 24/8£254
Tue 15/907:25 -
Nonstop6h 09m
Tue 15/914:18 -
1 stop29h 41m
Deal found 20/8£254
Sat 17/1006:30 -
1 stop9h 49m
Tue 20/1009:58 -
Nonstop5h 31m
Deal found 23/8£256
Sat 31/1009:59 -
1 stop8h 33m
Tue 3/1108:30 -
1 stop8h 30m
Deal found 23/8£258
Sat 17/1010:20 -
1 stop8h 45m
Tue 20/1012:43 -
1 stop7h 46m
Deal found 22/8£258
Fri 18/920:25 -
Nonstop6h 11m
Wed 23/908:40 -
1 stop7h 55m
Deal found 24/8£259
Mon 5/1009:30 -
Nonstop6h 05m
Mon 12/1012:13 -
1 stop8h 12m
Deal found 21/8£260
Wed 18/1107:17 -
Nonstop6h 13m
Wed 2/1207:35 -
Nonstop5h 26m
Deal found 22/8£261

Find flight deals from New York to Seattle

Round-trip from

£247

One-way from

£135

Popular in

August

Cheapest in

October

Average price

£408

Good one-way deal

£151 or less
United Airlines
  • United Airlines
  • 23/9-3/10
  • Nonstop
  • 11h 16m total
  • New York to Seattle
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 13/11
  • Nonstop
  • 6h 17m total
  • New York to Seattle
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£31 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 August 2026
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Price to beat on a one-way flight from New York (NYC) to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from New York to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Wed 30/9

12:00-18:59

1 stop9h 59m

Seattle/Tacoma Intl

Tue 6/10

23:59-10:29

1 stop7h 30m

£262
Fastest return journey

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Thu 8/10

07:50-10:54

Nonstop6h 04m

Seattle/Tacoma Intl

Sun 11/10

07:00-15:22

Nonstop5h 22m

£262

New YorkSeattle

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

JFKSEA

New York John F Kennedy Intl

Sat 3/10

17:29-20:44

Nonstop6h 15m

Seattle/Tacoma Intl

Sun 18/10

22:15-06:37

Nonstop5h 22m

£262

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Sat 14/11

17:59-23:59

1 stop9h 00m

Seattle/Tacoma Intl

Wed 18/11

17:55-05:55

1 stop9h 00m

£262

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Wed 16/9

20:25-23:36

Nonstop6h 11m

Seattle/Tacoma Intl

Sun 20/9

18:15-05:43

1 stop8h 28m

£262

New YorkSeattle

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

JFKSEA

New York John F Kennedy Intl

Sat 19/9

17:29-20:44

Nonstop6h 15m

Seattle/Tacoma Intl

Sat 26/9

21:40-06:04

Nonstop5h 24m

£262

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Fri 18/9

17:59-23:59

1 stop9h 00m

Seattle/Tacoma Intl

Tue 22/9

09:43-19:30

1 stop6h 47m

£269

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Fri 18/9

20:25-23:36

Nonstop6h 11m

Seattle/Tacoma Intl

Sun 20/9

18:15-05:43

1 stop8h 28m

£269

NewarkSeattle

EWR Newark - SEA Seattle/Tacoma Intl

EWRSEA

Newark

Wed 14/10

17:43-20:58

Nonstop6h 15m

Seattle/Tacoma Intl

Sun 18/10

22:40-06:59

Nonstop5h 19m

£270

New YorkSeattle

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

JFKSEA

New York John F Kennedy Intl

Fri 9/10

17:59-21:20

Nonstop6h 21m

Seattle/Tacoma Intl

Fri 16/10

22:15-06:35

Nonstop5h 20m

£276

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from New York to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from New York with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from New York to Seattle

What is the cheapest month to book a flight from New York to Seattle?

Currently, October is the cheapest month in which you can book a flight from New York to Seattle (average of £223). Flying from New York to Seattle in August is currently the most expensive (average of £409). 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 NYC to SEA?

One of the essential ways to save on airfare from New York to Seattle is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 41% on airfare.

Weekly flight availability from New York to Seattle

The most flights from NYC to SEA are scheduled on a Monday (52 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).

How much does it cost for a return flight from New York to Seattle?

Airfare is below average for this route at the moment.
New York to Seattle flights typically cost between £262 and £422 in September.
The cheapest return price found within the last 5 days was £247 on United Airlines (23 Sept–3 Oct).

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 have had the lowest number of delays on this route, with just 18% of flights being delayed.

How far ahead should I book a flight from New York to Seattle?

The best time to book flights from New York to Seattle is 23 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.

Reviews of airlines servicing Seattle

Check out reviews from past customers who have flown with Alaska Airlines from New York to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,840 reviews
Check prices

Boarding

8.1

Overall

7.9

Entertainment

7.0

Food

7.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Alaska Airlines
7.9
Good
12,840 reviews
Alaska Airlines
7.9
Good
12,840 reviews
Check prices

Boarding

8.1

Overall

7.9

Entertainment

7.0

Food

7.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Related info for your journey

  • What airport do you fly into for flights to Seattle from New York?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from New York. Booking flights from New York to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 36 daily inbound flights from New York from 0 different airlines.

  • How long is the flight from New York to Seattle?

    For as low as £247, United Airlines can have you in Seattle from New York in 6h 04m. New York and Seattle are separated by a distance of 2393 mi. Most flights are nonstop.

  • What are the most popular routes from New York to Seattle?

    When deciding which route to take from New York to Seattle consider Newark - Seattle/Tacoma Intl, New York LaGuardia - Seattle/Tacoma Intl or New York John F Kennedy Intl - Seattle/Tacoma Intl as they are the most popular.

  • What are the most reliable airlines from New York to Seattle?

    Consider Korean Air (77%), Qatar Airways (74%) or Alaska Airlines (74%) when booking your flight. These represent the most reliable airlines when flying from New York to Seattle.

  • What are the cheapest flights from New York to Seattle?

    On average you can expect to pay £406 for a flight from New York to Seattle. The cheapest flight overall is £142 while the most popular route, (Newark - Seattle/Tacoma Intl) is currently priced at £313.

  • Can I find deals for flights from New York to Seattle that include hotel bookings?

    Yes. In addition to deals on New York to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New York to Seattle?

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

  • Can I find deals for business class flights from New York to Seattle?

    Yes. Cheapflights offers flight deals from New York 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 to Seattle?

    Currently, October is the cheapest month in which you can book a flight from New York to Seattle (average of £223). Flying from New York to Seattle in August is currently the most expensive (average of £409). 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
Federal Way
SeaTac

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for New York to Seattle

Newark to Seattle flights
John F Kennedy Intl to Portland flights
John F Kennedy Intl to Seattle flights

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