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Cheap flights from White Plains to Seattle from $187

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from White Plains to Seattle departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from White Plains to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:29 pm - 11:57 pm
HPN
-
SEA
10h 28m
1 stop
Delta Logo
6:00 am - 4:40 pm
SEA
-
HPN
7h 40m
1 stop
$321Delta
Tue, Sep 1 - Wed, Sep 9
Delta Logo
5:17 pm - 10:05 pm
HPN
-
SEA
7h 48m
1 stop
Delta Logo
6:00 am - 4:40 pm
SEA
-
HPN
7h 40m
1 stop
$346Delta
Mon, Aug 31 - Wed, Sep 9
Delta Logo
5:17 pm - 10:05 pm
HPN
-
SEA
7h 48m
1 stop
Delta Logo
6:00 am - 3:45 pm
SEA
-
HPN
6h 45m
1 stop
$371Delta
Mon, Aug 31 - Thu, Sep 10
Delta Logo
12:36 pm - 6:45 pm
HPN
-
SEA
9h 09m
1 stop
Delta Logo
5:30 am - 3:48 pm
SEA
-
HPN
7h 18m
1 stop
$380Delta
Wed, Sep 2 - Sat, Sep 5
Delta Logo
12:36 pm - 6:45 pm
HPN
-
SEA
9h 09m
1 stop
Delta Logo
6:00 am - 3:45 pm
SEA
-
HPN
6h 45m
1 stop
$405Delta
Wed, Sep 2 - Thu, Sep 10
American Airlines Logo
1:42 pm - 9:59 pm
HPN
-
SEA
11h 17m
1 stop
American Airlines Logo
6:15 am - 5:05 pm
SEA
-
HPN
7h 50m
1 stop
$411American Airlines
Thu, Sep 3 - Wed, Sep 9
Delta Logo
6:00 am - 9:45 pm
HPN
-
SEA
18h 45m
2 stops
Delta Logo
5:30 am - 3:48 pm
SEA
-
HPN
7h 18m
1 stop
$419Delta
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
5:45 pm - 11:59 pm
HPN
-
SEA
9h 14m
1 stop
American Airlines Logo
5:10 am - 4:53 pm
SEA
-
HPN
8h 43m
1 stop
$422American Airlines
Fri, Aug 21 - Sat, Aug 29
Delta Logo
6:49 pm - 9:57 am
HPN
-
SEA
18h 08m
2 stops
Delta Logo
6:00 am - 4:40 pm
SEA
-
HPN
7h 40m
1 stop
$429Delta
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
4:30 pm - 11:59 pm
HPN
-
SEA
10h 29m
1 stop
American Airlines Logo
5:50 am - 5:15 pm
SEA
-
HPN
8h 25m
1 stop
$431American Airlines
Tue, Sep 1 - Tue, Sep 8

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American Airlines flights from White Plains to Seattle

Our best American Airlines deals on White Plains to Seattle flight tickets
American Airlines
Sep 3
HPN1:42 pmWhite Plains Westchester County
11h 17m
1 stop
SEA9:59 pmSeattle/Tacoma Intl
Sep 8
SEA5:50 amSeattle/Tacoma Intl
8h 25m
1 stop
HPN5:15 pmWhite Plains Westchester County
$411
American Airlines
Jul 21
HPN5:45 pmWhite Plains Westchester County
10h 07m
1 stop
SEA12:52 amSeattle/Tacoma Intl
Aug 4
SEA6:00 amSeattle/Tacoma Intl
8h 15m
1 stop
HPN5:15 pmWhite Plains Westchester County
$421
American Airlines
Aug 21
HPN5:45 pmWhite Plains Westchester County
9h 14m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Aug 29
SEA5:10 amSeattle/Tacoma Intl
8h 43m
1 stop
HPN4:53 pmWhite Plains Westchester County
$422

Delta flights from White Plains to Seattle

Our best Delta deals on White Plains to Seattle flight tickets
Delta
Sep 1
HPN4:29 pmWhite Plains Westchester County
10h 28m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
Sep 9
SEA6:00 amSeattle/Tacoma Intl
7h 40m
1 stop
HPN4:40 pmWhite Plains Westchester County
$321
Delta
Aug 31
HPN5:17 pmWhite Plains Westchester County
7h 48m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Sep 9
SEA6:00 amSeattle/Tacoma Intl
7h 40m
1 stop
HPN4:40 pmWhite Plains Westchester County
$346
Delta
Aug 31
HPN5:17 pmWhite Plains Westchester County
7h 48m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Sep 10
SEA6:00 amSeattle/Tacoma Intl
6h 45m
1 stop
HPN3:45 pmWhite Plains Westchester County
$371

momondo Fare Finder

 
Customize your flight search to find flights from White Plains to Seattle 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, momondo users made 832,500 searches. Data last updated July 15, 2026.
Use the filters below to find and compare flights from White Plains to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Tue 9/1

4:29 pm-11:57 pm

1 stop10h 28m

Seattle/Tacoma Intl

Wed 9/9

6:00 am-4:40 pm

1 stop7h 40m

$321

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Mon 8/31

5:17 pm-10:05 pm

1 stop7h 48m

Seattle/Tacoma Intl

Wed 9/9

6:00 am-4:40 pm

1 stop7h 40m

$346
Quickest round-trip

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Mon 8/31

5:17 pm-10:05 pm

1 stop7h 48m

Seattle/Tacoma Intl

Thu 9/10

6:00 am-3:45 pm

1 stop6h 45m

$371

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 9/2

12:36 pm-6:45 pm

1 stop9h 09m

Seattle/Tacoma Intl

Sat 9/5

5:30 am-3:48 pm

1 stop7h 18m

$380

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 9/2

12:36 pm-6:45 pm

1 stop9h 09m

Seattle/Tacoma Intl

Thu 9/10

6:00 am-3:45 pm

1 stop6h 45m

$405

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 9/3

1:42 pm-9:59 pm

1 stop11h 17m

Seattle/Tacoma Intl

Wed 9/9

6:15 am-5:05 pm

1 stop7h 50m

$411

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Tue 9/1

6:00 am-9:45 pm

2 stops18h 45m

Seattle/Tacoma Intl

Sat 9/5

5:30 am-3:48 pm

1 stop7h 18m

$419

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Fri 8/21

5:45 pm-11:59 pm

1 stop9h 14m

Seattle/Tacoma Intl

Sat 8/29

5:10 am-4:53 pm

1 stop8h 43m

$422

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 9/5

6:49 pm-9:57 am

2 stops18h 08m

Seattle/Tacoma Intl

Wed 9/9

6:00 am-4:40 pm

1 stop7h 40m

$429

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Tue 9/1

4:30 pm-11:59 pm

1 stop10h 29m

Seattle/Tacoma Intl

Tue 9/8

5:50 am-5:15 pm

1 stop8h 25m

$431

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from White Plains to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between White Plains and Seattle?

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from White Plains to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in February, then you should wait until March to fly from White Plains, when ticket prices are also cheap, with an average price of $257.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from White Plains is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $452. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from White Plains because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $525.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from White Plains in the evening is the least expensive time of day to depart. momondo users have found prices as low as $403 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $579. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How have White Plains to Seattle flight prices changed over time?

As of July 2026, prices for White Plains to Seattle flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from White Plains to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from White Plains to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap White Plains to Seattle (HPN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from White Plains to Seattle

Fastest flight time

7h 48m

Direct flights

None
The fastest flight from White Plains to Seattle takes 7h 48m
There are no direct flights from White Plains to Seattle. There are no popular flight routes from White Plains to Seattle.
Search flight deals

Frequently asked questions about flying from White Plains to Seattle

  • How far is White Plains Westchester County to Seattle/Tacoma Intl by plane?

    The distance between White Plains Westchester County and Seattle/Tacoma Intl is about 2401.4 mi. By plane, this route typically takes 7h 48m.

  • When did momondo last update prices for flights from White Plains Westchester County Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from White Plains Westchester County Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from White Plains Westchester County Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from White Plains Westchester County Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from White Plains Westchester County Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from White Plains to Seattle?

Best airlines flying from White Plains to Seattle

Compare and see reviews for airlines that fly from White Plains to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $196Free CancellationRating
7.8
8,468 reviews
Search Delta flights
American AirlinesPriceFrom $266Free CancellationRating
7.1
11,806 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $436Free CancellationRating
7.9
12,655 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Lakewood
Puyallup
Tukwila
Fife
Federal Way
Cle Elum
Marysville
Centralia
Kirkland
Shoreline
Lacey

Why use momondo?

Why should I use momondo to find a flight deal from White Plains to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from White Plains to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from White Plains to Seattle with flexible booking policies on momondo?

Flights from White Plains to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from White Plains to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from White Plains to Seattle.

I’m not ready to book a flight from White Plains to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of White Plains to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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