$139 Cheap Flights from White Plains (HPN) to Seattle (SEA)

Find available prices by choosing your travel dates.

Cheap Flights from White Plains to Seattle (HPN-SEA)

Prices were available within the past 7 days and start at $139 for one-way flights and $277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
Delta
American Airlines
American Airlines
American Airlines
Delta
Delta
Alaska Airlines
JetBlue Airways

Frequently asked questions

How much does a flight from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA) cost?
Discover the latest flight deals from HPN to SEA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HPN to SEA?
The cheapest flights from HPN to SEA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA)?
You can’t fly direct to Seattle - Tacoma Intl. Airport (SEA) from White Plains, NY (HPN-Westchester County). However, you can seamlessly travel to Seattle without any layovers by departing from John F. Kennedy Intl. Airport (JFK).
What is the cheapest airline that flies from HPN to SEA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HPN to SEA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA)?
You’ll need to hop on a flight with a layover when traveling from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from HPN to SEA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA)?
Opt for a flight from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from HPN to SEA right before your trip is typically more expensive. However, if you’re flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a HPN to SEA flight and hotel package?
Securing a HPN to SEA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Westchester County Airport (HPN) to Seattle - Tacoma Intl. Airport (SEA)?
If you booked your HPN to SEA flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.
*Available to One Key members.