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Seattle-Tacoma International Airport to Newark Liberty International Airport flight

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Newark Liberty International Airport over the next 90 days, with one-way fares from US$147 and round-trip from US$308. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SEA 08:08
        5h 35m
        Nonstop
        EWR 16:43
        Seattle - New York | Mon, Nov 2 | Alaska Airlines
        EWR 09:30
        6h 17m
        Nonstop
        SEA 12:47
        New York - Seattle | Mon, Nov 9 | Alaska Airlines
        US$318 US$856
        63% off
        63% off
        US$856 US$318
      • SEA 22:40
        5h 19m
        Nonstop
        EWR 06:59
        Seattle - New York | Sun, Oct 25 | Alaska Airlines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Sat, Oct 31 | Alaska Airlines
        US$374 US$856
        56% off
        56% off
        US$856 US$374
      • SEA 22:40
        5h 19m
        Nonstop
        EWR 06:59
        Seattle - New York | Tue, Oct 27 | Alaska Airlines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Thu, Oct 29 | Alaska Airlines
        US$384 US$856
        55% off
        55% off
        US$856 US$384
      • SEA 22:40
        5h 19m
        Nonstop
        EWR 06:59
        Seattle - New York | Sun, Oct 18 | Alaska Airlines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Wed, Oct 21 | Alaska Airlines
        US$450
        47% off
        US$856 US$450
      • SEA 22:40
        5h 19m
        Nonstop
        EWR 06:59
        Seattle - New York | Sun, Nov 1 | Alaska Airlines
        LGA 14:18
        8h 57m
        1 stop
        SEA 20:15
        New York - Seattle | Wed, Nov 4 | American Airlines
        US$308
        64% off
        US$856 US$308
      • SEA 19:55
        7h 5m
        1 stop
        EWR 06:00
        Seattle - New York | Sat, Oct 24 | Delta Air Lines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Sat, Oct 31 | Alaska Airlines
        US$316
        63% off
        US$856 US$316
      • SEA 23:59
        7h 7m
        1 stop
        EWR 10:06
        Seattle - New York | Sun, Nov 1 | American Airlines
        LGA 09:05
        8h 12m
        1 stop
        SEA 14:17
        New York - Seattle | Wed, Nov 4 | American Airlines
        US$320
        63% off
        US$856 US$320
      • SEA 06:12
        7h 26m
        1 stop
        EWR 16:38
        Seattle - New York | Fri, Nov 6 | American Airlines
        LGA 09:05
        8h 12m
        1 stop
        SEA 14:17
        New York - Seattle | Sun, Nov 8 | American Airlines
        US$320
        63% off
        US$856 US$320
      • SEA 22:35
        7h 48m
        1 stop
        EWR 09:23
        Seattle - New York | Wed, Oct 28 | Delta Air Lines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Thu, Nov 5 | Alaska Airlines
        US$321
        63% off
        US$856 US$321
      • SEA 12:13
        8h 12m
        1 stop
        EWR 23:25
        Seattle - New York | Fri, Nov 6 | Alaska Airlines
        JFK 08:11
        10h 33m
        1 stop
        SEA 15:44
        New York - Seattle | Tue, Nov 10 | American Airlines
        US$322
        62% off
        US$856 US$322
      • SEA 23:59
        7h 7m
        1 stop
        EWR 10:06
        Seattle - New York | Sat, Oct 24 | American Airlines
        LGA 09:05
        8h 12m
        1 stop
        SEA 14:17
        New York - Seattle | Sun, Nov 1 | American Airlines
        US$407
        52% off
        US$856 US$407
      • SEA 12:30
        7h 59m
        1 stop
        EWR 23:29
        Seattle - New York | Sat, Oct 10 | Alaska Airlines
        EWR 07:03
        6h 12m
        Nonstop
        SEA 10:15
        New York - Seattle | Fri, Oct 16 | Alaska Airlines
        US$599
        30% off
        US$856 US$599
      • SEA 13:00
        17h 25m
        1 stop
        NYC 14:00
        Seattle - New York | Mon, Oct 5 | Normal Airline
        NYC 15:00
        6h
        Nonstop
        SEA 16:00
        New York - Seattle | Wed, Oct 7 | Normal Airline
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      • Cheapest nonstop
        SEA 21:40
        5h 24m
        Nonstop
        EWR 06:04
        Seattle - New York | Mon, Nov 16 | Alaska Airlines
        US$147 US$228
        36% off
        36% off
        US$228 US$147
      • SEA 22:37
        5h 22m
        Nonstop
        EWR 06:59
        Seattle - New York | Thu, Oct 22 | Alaska Airlines
        US$148 US$228
        35% off
        35% off
        US$228 US$148
      • SEA 21:40
        5h 24m
        Nonstop
        EWR 06:04
        Seattle - New York | Fri, Oct 30 | Alaska Airlines
        US$151 US$228
        34% off
        34% off
        US$228 US$151
      • SEA 21:40
        5h 24m
        Nonstop
        EWR 06:04
        Seattle - New York | Wed, Nov 25 | Alaska Airlines
        US$153
        33% off
        US$228 US$153
      • SEA 21:40
        5h 24m
        Nonstop
        EWR 06:04
        Seattle - New York | Fri, Nov 13 | Alaska Airlines
        US$156
        32% off
        US$228 US$156
      • SEA 17:45
        9h 19m
        1 stop
        EWR 06:04
        Seattle - New York | Tue, Oct 20 | Delta Air Lines
        US$152
        33% off
        US$228 US$152
      • SEA 23:53
        10h 4m
        1 stop
        EWR 12:57
        Seattle - New York | Tue, Nov 24 | Delta Air Lines
        US$154
        32% off
        US$228 US$154
      • SEA 23:05
        10h
        1 stop
        EWR 12:05
        Seattle - New York | Fri, Oct 30 | Delta Air Lines
        US$156
        32% off
        US$228 US$156
      • SEA 23:53
        8h 7m
        1 stop
        EWR 11:00
        Seattle - New York | Thu, Oct 22 | Delta Air Lines
        US$157
        31% off
        US$228 US$157
      • SEA 06:00
        7h
        1 stop
        EWR 16:00
        Seattle - New York | Sat, Oct 31 | Delta Air Lines
        US$157
        31% off
        US$228 US$157
      • SEA 11:34
        9h 15m
        1 stop
        EWR 23:49
        Seattle - New York | Tue, Oct 20 | American Airlines
        US$158
        31% off
        US$228 US$158
      • SEA 23:05
        10h
        1 stop
        EWR 12:05
        Seattle - New York | Mon, Nov 16 | Delta Air Lines
        US$159
        30% off
        US$228 US$159
      • SEA 13:00
        17h 25m
        1 stop
        NYC 14:00
        Seattle - New York | Mon, Oct 5 | Normal Airline
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Displayed flight fares from Seattle-Tacoma International Airport to Newark Liberty International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Seattle-Tacoma International Airport to Newark Liberty International Airport

What is the cheapest month for one-way flights from Seattle-Tacoma International Airport to Newark Liberty International Airport?

Data is based on average one-way flight prices from Seattle-Tacoma International Airport to Newark Liberty International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Seattle-Tacoma International Airport to Newark Liberty International Airport, the best time to buy is in May, with an average price of US$195. You’ll want to avoid August, when the average price can reach as high as US$337.

US$337
US$266
US$195
US$124
    Cheapest
  • US$248
    Sep
  • US$214
    Oct
  • US$235
    Nov
  • US$221
    Dec
  • US$226
    Jan
  • US$244
    Feb
  • US$232
    Mar
  • US$255
    Apr
  • US$195
    May
  • US$265
    Jun
  • US$292
    Jul
  • US$337
    Aug

What’s the cheapest month to fly round-trip from Seattle-Tacoma International Airport to Newark Liberty International Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Seattle-Tacoma International Airport to Newark Liberty International Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, September is typically the cheapest month to find flights from Seattle-Tacoma International Airport to Newark Liberty International Airport, with an average price of US$254. In contrast, December is usually the most expensive month, with average fares reaching US$675.

US$675
US$465
US$254
US$44
  • US$254
    Sep
  • US$307
    Oct
  • US$304
    Nov
  • US$675
    Dec
  • US$365
    Jan
  • US$527
    Feb
  • US$521
    Mar
  • US$513
    Apr
  • US$570
    May
  • US$457
    Jun
  • US$545
    Jul
  • US$462
    Aug

What is the cheapest day of the week to fly from Seattle-Tacoma International Airport to Newark Liberty International Airport?

The data is based on the past 12 months and shows the average ticket prices from Seattle-Tacoma International Airport to Newark Liberty International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Seattle-Tacoma International Airport to Newark Liberty International Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

US$286
US$253
US$220
US$187
  • US$241
    Mon
  • US$220
    Tue
  • US$231
    Wed
  • US$245
    Thu
  • US$272
    Fri
  • US$286
    Sat
  • US$268
    Sun

Which airline offers the cheapest flights from Seattle-Tacoma International Airport to Newark Liberty International Airport?

The cheapest airline flying from Seattle-Tacoma International Airport to Newark Liberty International Airport is Delta Air Lines (from US$141) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From US$141
Alaska Airlines
From US$145
American Airlines
From US$167
United Airlines
From US$170
Sun Country Airlines
From US$223

Find more flights and airlines

What is the flight schedule from Seattle-Tacoma International Airport to Newark Liberty International Airport?

Check the schedule for flights from Seattle to New York and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2017

    Seattle-Tacoma International Airport

    22:48

    SEA

    5h 12m

    07:00

    EWR

    S M T W T F S
    Search

  2. AS395

    Seattle-Tacoma International Airport

    22:40

    SEA

    5h 19m

    06:59

    EWR

    S M T W T F S
    Search

  3. AS314

    Seattle-Tacoma International Airport

    22:45

    SEA

    5h 11m

    06:56

    EWR

    - M T - - - -
    Search

  4. AS292

    Seattle-Tacoma International Airport

    09:58

    SEA

    5h 31m

    18:29

    EWR

    S M T W T F S
    Search

  5. AS295

    Seattle-Tacoma International Airport

    08:08

    SEA

    5h 35m

    16:43

    EWR

    S M T W T F S
    Search

  6. DL1239

    Seattle-Tacoma International Airport

    19:35

    SEA

    2h 6m

    Nonstop

    22:41

    SLC

    S - - W T - S
    Search

  7. DL2038

    Salt Lake City International Airport

    23:45

    SLC

    4h 19m

    Nonstop

    06:04

    EWR

    S M T W T F S

  8. DL953

    Seattle-Tacoma International Airport

    23:53

    SEA

    3h 22m

    Nonstop

    05:15

    MSP

    S M T W T F S
    Search

  9. DL2864

    Minneapolis-Saint Paul International Airport

    07:10

    MSP

    2h 49m

    Nonstop

    10:59

    EWR

    S M T W T F S

  10. AS488

    Seattle-Tacoma International Airport

    12:13

    SEA

    1h 11m

    Nonstop

    13:24

    PDX

    S M T W T F S
    Search

  11. AS1398

    Portland International Airport

    14:53

    PDX

    5h 32m

    Nonstop

    23:25

    EWR

    S - - W T - S

  12. DL943

    Seattle-Tacoma International Airport

    06:05

    SEA

    3h 27m

    Nonstop

    11:32

    MSP

    S M T W T F S
    Search

  13. DL2866

    Minneapolis-Saint Paul International Airport

    14:07

    MSP

    2h 45m

    Nonstop

    17:52

    EWR

    S M T W T F S

  14. DL560

    Seattle-Tacoma International Airport

    15:55

    SEA

    4h 50m

    Nonstop

    23:45

    ATL

    S M T W T F S
    Search

  15. DL2401

    Hartsfield–Jackson Atlanta International Airport

    10:10

    ATL

    2h 10m

    Nonstop

    12:20

    EWR

    S M T W T F S
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About Seattle-Tacoma International Airport and Newark Liberty International Airport

Learn about Seattle-Tacoma International Airport (SEA) and Newark Liberty International Airport (EWR) — including location, terminals, transportation, and travel tips.

Flight distance 3,858.09 km
Cheapest one-way ticket price US$147
Cheapest return ticket price US$308

FAQs for Seattle-Tacoma International Airport to Newark Liberty International Airport Flights

  • How long is the flight from Seattle-Tacoma International Airport to Newark Liberty International Airport?

    Seattle-Tacoma International Airport to Newark Liberty International Airport takes about 5 hours 52 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 6 daily flights from Seattle-Tacoma International Airport (SEA) to Newark Liberty International Airport (EWR).
  • The earliest flight from Seattle-Tacoma International Airport to Newark Liberty International Airport departs at 05:00, and the last departs at 22:58, with about 9 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle-Tacoma International Airport (SEA) to Newark Liberty International Airport (EWR) is quite popular. Without considering departure times or holidays, tickets cost around US$330 in October, the most expensive month to book this route.
  • The earliest flight departs from Seattle-Tacoma International Airport (SEA) at 06:00 and arrives in Newark Liberty International Airport (EWR) at 14:23.
  • The latest flight departs from Seattle-Tacoma International Airport (SEA) at 21:33 and arrives in Newark Liberty International Airport (EWR) at 05:59.
    • The distance from John F. Kennedy International Airport to downtown is about 20 km, by taxi about 40 minutes.
    • The distance from Newark Liberty International Airport to downtown is about 14 km, by taxi about 30 minutes.
    • The distance from LaGuardia Airport to downtown is about 13 km, by taxi about 30 minutes.
  • United Airlines is a very popular airline operating an average of 5807 flights per month.
  • One-way flights from Seattle-Tacoma International Airport to Newark Liberty International Airport currently start from US$147, and round-trip fares start from US$308. The current lowest fare is a Alaska Airlines flight departing on Mon, Nov 16; prices may vary depending on availability.
  • Yes. United Airlines and Alaska Airlines operate direct flights from Seattle-Tacoma International Airport to Newark Liberty International Airport, with an average flight time of 6 hours 5 minutes, and around 51 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Seattle-Tacoma International Airport to Newark Liberty International Airport is US$259. Prices may vary depending on the departure date, airline, and availability.
  • Seattle-Tacoma International Airport to Newark Liberty International Airport operates around 54 weekly flights, mainly by United Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle-Tacoma International Airport and Newark Liberty International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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