$199 Cheap Delta flights Seattle (SEA) to White Plains (HPN)

View $199 flight on Mon, Sep 22, 2025Opens in a new window

$199 Cheap Delta flights Seattle (SEA) to White Plains (HPN)

Prices were available within the past 7 days and start at $199 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 27 - Wed, Sep 3
SEA
Seattle
HPN
White Plains
$257 Roundtrip, found 11 hours ago
$257
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Aug 27 from Seattle to White Plains, returning Wed, Sep 3, priced at $257 found 11 hours ago
Delta
Wed, Aug 27 - Fri, Aug 29
SEA
Seattle
HPN
White Plains
$297 Roundtrip, found 11 hours ago
$297
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Aug 27 from Seattle to White Plains, returning Fri, Aug 29, priced at $297 found 11 hours ago
Delta
Wed, Nov 19 - Sun, Nov 23
SEA
Seattle
HPN
White Plains
$304 Roundtrip, found 23 hours ago
$304
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Nov 19 from Seattle to White Plains, returning Sun, Nov 23, priced at $304 found 23 hours ago
Delta
Wed, Aug 20 - Sat, Aug 23
SEA
Seattle
HPN
White Plains
$317 Roundtrip, found 2 days ago
$317
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 20 from Seattle to White Plains, returning Sat, Aug 23, priced at $317 found 2 days ago
Delta
Tue, Sep 16 - Wed, Sep 24
SEA
Seattle
HPN
White Plains
$319 Roundtrip, found 5 days ago
$319
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Sep 16 from Seattle to White Plains, returning Wed, Sep 24, priced at $319 found 5 days ago
Delta
Thu, Aug 28 - Fri, Aug 29
SEA
Seattle
HPN
White Plains
$337 Roundtrip, found 11 hours ago
$337
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Aug 28 from Seattle to White Plains, returning Fri, Aug 29, priced at $337 found 11 hours ago
Flights from Seattle (SEA) to White Plains (HPN)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Westchester County
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways
Popular airline
Alaska Airlines
Distance
2404 mi

Frequently asked questions

How much is a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Westchester County Airport (HPN)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines return flights from $257 from SEA to HPN. Affordable one-way fares from $199 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to HPN with Delta Air Lines?
Browse for one-way or return flights to White Plains in February or March. You could find lower fares with Delta Air Lines during these off-peak travel months.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Westchester County Airport (HPN) with Delta Air Lines?
Search for affordable Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to Westchester County Airport (HPN) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Westchester County Airport (HPN)?
Use our "Nonstop" filter when searching for direct Delta Air Lines flights from SEA to HPN. You'll also be able to compare other carriers offering the same nonstop route.
What is the earliest Delta Air Lines flight from SEA to HPN?
Search Delta Air Lines's earliest flights from SEA to HPN by using our "Early Morning" and "Morning" filters. Not only will you get to where you're going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in White Plains?
Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to White Plains arrive at Westchester County Airport (HPN). This is the main gateway to this city.
Why fly with Delta Air Lines from SEA to HPN?
Delta Air Lines makes traveling from SEA to HPN more comfortable with a rewarding loyalty program and an excellent in-flight experience. You may even earn points with Delta SkyMiles. Make sure you sign up to Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Westchester County Airport (HPN)?
Typically, you can cancel or modify your flight, although there may be a charge if your booking was made more than 24 hours ago. Need to keep your options open? Use Expedia's "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to alter your plans. To update your booking, go to "Trips," select your flight and click on "Manage Booking" for further information.

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*Available to One Key members.