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Cheap flights from Seattle to New York from £129

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NYC
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to New York are usually found in October or September, booked 80 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Seattle to New York

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to New York
Explore the most affordable flight options available from Seattle to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Tue 22/921:40
SEA
-
JFK
Nonstop5h 23m
JetBlue
Wed 30/917:30
JFK
-
SEA
Nonstop6h 12m
JetBlue
Deal found 20/7£245
Tue 20/1012:43
SEA
-
LGA
1 stop7h 46m
United Airlines
Tue 27/1006:00
LGA
-
SEA
1 stop8h 53m
United Airlines
Deal found 22/7£249
Sat 5/923:40
SEA
-
JFK
1 stop11h 17m
JetBlue
Sun 6/917:38
JFK
-
SEA
Nonstop6h 26m
JetBlue
Deal found 20/7£251
Wed 16/923:55
SEA
-
JFK
1 stop9h 39m
JetBlue
Thu 17/917:30
JFK
-
SEA
Nonstop6h 12m
JetBlue
Deal found 21/7£252
Tue 1/906:25
SEA
-
LGA
1 stop9h 00m
American Airlines
Thu 10/912:00
LGA
-
SEA
1 stop9h 37m
American Airlines
Deal found 22/7£252
Mon 21/922:01
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Thu 1/1009:00
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Deal found 25/7£253
Tue 6/1021:40
SEA
-
JFK
Nonstop5h 21m
JetBlue
Wed 7/1017:29
JFK
-
SEA
Nonstop6h 14m
JetBlue
Deal found 21/7£253
Tue 18/823:00
SEA
-
LGA
1 stop7h 40m
Southwest
Wed 19/816:10
LGA
-
SEA
1 stop10h 25m
Southwest
Deal found 22/7£253
Sat 3/1022:40
SEA
-
EWR
Nonstop5h 19m
Alaska Airlines
Fri 9/1017:43
EWR
-
SEA
Nonstop6h 15m
Alaska Airlines
Deal found 22/7£254
Wed 26/823:45
SEA
-
JFK
1 stop11h 14m
JetBlue
Tue 1/917:45
JFK
-
SEA
Nonstop6h 23m
JetBlue
Deal found 21/7£254
Mon 23/1121:40
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Fri 4/1207:17
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Deal found 21/7£254
Fri 11/910:04
SEA
-
EWR
1 stop10h 25m
Alaska Airlines
Wed 16/907:20
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Deal found 25/7£257

Find flight deals from Seattle to New York

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to New York (NYC). 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 25 July 2026.

Round-trip from

£245

One-way from

£129

Popular in

December

Cheapest in

October

Average price

£353

Good one-way deal

£122 or less
JetBlue
  • JetBlue
  • 22/9-30/9
  • Nonstop
  • 11h 35m total
  • Seattle to New York
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 21/10
  • Nonstop
  • 5h 19m total
  • Seattle to New York
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to New York (NYC).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to New York 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 25 July 2026.
Use the filters below to find and compare flights from Seattle to New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Tue 6/10

21:40-06:01

Nonstop5h 21m

New York John F Kennedy Intl

Wed 7/10

17:29-20:43

Nonstop6h 14m

£253

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 1/9

23:00-09:40

1 stop7h 40m

New York LaGuardia

Fri 11/9

13:10-18:20

1 stop8h 10m

£253

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 6/11

23:50-11:00

1 stop8h 10m

Newark

Mon 9/11

09:40-14:23

1 stop7h 43m

£260

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Wed 19/8

08:55-21:25

1 stop9h 30m

New York LaGuardia

Tue 25/8

15:55-23:05

1 stop10h 10m

£260

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 12/11

13:45-00:58

1 stop8h 13m

Newark

Sun 15/11

06:00-10:55

1 stop7h 55m

£268
Fastest return journey

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 21/9

22:01-06:30

Nonstop5h 29m

Newark

Sat 26/9

09:00-12:02

Nonstop6h 02m

£269

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 11/9

23:05-11:00

1 stop8h 55m

New York LaGuardia

Mon 14/9

07:25-13:15

1 stop8h 50m

£271

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 10/9

18:51-16:02

1 stop18h 11m

Newark

Mon 14/9

06:55-12:50

1 stop8h 55m

£272

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Mon 21/9

21:40-06:04

Nonstop5h 24m

New York John F Kennedy Intl

Sat 26/9

17:29-20:44

Nonstop6h 15m

£275

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Mon 5/10

23:42-12:34

1 stop9h 52m

New York John F Kennedy Intl

Fri 9/10

18:00-21:15

Nonstop6h 15m

£275

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Seattle to New York

Have a flexible travel schedule? Discover the best time to fly to New York from Seattle 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 Seattle to New York

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

Currently, October is the cheapest month in which you can book a flight from Seattle to New York (average of £227). Flying from Seattle to New York in July is currently the most expensive (average of £367). 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 SEA to NYC?

Find hourly flight availability from Seattle to New York. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 July 2026.

It’s optimal to fly from Seattle to New York in the afternoon. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Seattle to New York

Explore weekly flight availability from Seattle to New York. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 25 July 2026.

The most flights from SEA to NYC are scheduled on a Friday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

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

Airfare is below average for this route at the moment.
Seattle to New York flights typically cost between £268 and £406 in September.
The cheapest return price found within the last 5 days was £245 on JetBlue (22 Sept–30 Sept).

How often are flights from Seattle to New York delayed?

About 15% of weekly flights between Seattle and New York have experienced delays in the past year, with the average delay time being 166 minutes.

What is the most punctual flight time for Seattle to New York flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon 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 Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Delta have had the lowest number of delays on this route, with just 13% of flights being delayed.

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

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to New York. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Seattle to New York. 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 from for flights from Seattle to New York?

    For a flight from Seattle to New York, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 40 outbound flights to New York per day. 0 airlines have flights to New York from Seattle/Tacoma Intl on a regular basis.

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

    A quick flight from Seattle to New York can take about 5h 21m. Southwest provides one of the quickest options available for as low as £260. Seattle and New York are separated by a distance of 2413 mi. This flight may include one or multiple stops.

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

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

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

    Before booking your flight to New York from Seattle, check out the most reliable airlines to get you to your destination on time: China Eastern (94%), Scandinavian Airlines (92%), SAUDIA( 88%).

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

    While on average a flight from Seattle to New York is generally £468, our data shows the cheapest flight currently is £187. When looking at the most popular route, (Seattle/Tacoma Intl - Newark), you can expect to pay £269 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Seattle to New York (average of £227). Flying from Seattle to New York in July is currently the most expensive (average of £367). 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 New York?

Book flights to New York if you plan to visit one of these locations
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West New York
Edgewater

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Alternative routes for Seattle to New York

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Newark flights
Portland to Newark flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to New York?

Cheapflights helps you search for flights from Seattle to New York via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to New York?

Cheapflights helps you find that perfect flight to New York from Seattle 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 Seattle to New York with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to New York, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to New York become cheaper?

Yes, Cheapflights offers price alerts on Seattle to New York flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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