Cheap Flights to Northwest Washington from HK$1,402

View HK$1,402 flight on Sat, 23 May 2026Opens in a new window

Popular airlines

  • Alaska Airlines

  • American Airlines

  • Qatar Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Northwest Washington

Prices were available within the past 7 days and start at HK$1,402 for one-way flights and HK$2,491 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 23 May - Sat, 30 May
SEA
Seattle
BLI
Bellingham
HK$2,491 Return, found 12 hours ago
HK$2,491
Return
found 12 hours ago
Select American Airlines flight, departing Sat, 23 May from Seattle to Bellingham, returning Sat, 30 May, priced at HK$2,491 found 12 hours ago

Frequently asked questions

How do I find cheap flights to Northwest Washington that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your dates and other details, click the "Search" button, then check the box under the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a snap to find flexible, low-cost airfares to Northwest Washington.
Which airlines fly to Northwest Washington?
A good range of airlines fly to airports in or close to Northwest Washington. Your next great adventure is only a few clicks away with these carriers:

  • Alaska Airlines - 9,327 flights to or near Northwest Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 407 flights to Snohomish County - Paine Field Airport (PAE) per month.
  • Delta Air Lines - 4,407 flights to or near Northwest Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 221 flights to Vancouver Intl. Airport (YVR) per month.
  • United Airlines - 1,279 flights to or near Northwest Washington each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) and 450 flights to Vancouver Intl. Airport (YVR) per month.

How can I find cheap tickets to Northwest Washington?
One of the easiest ways to get a hold of cheap tickets to Northwest Washington is to be flexible with your dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Northwest Washington in the last seven days was HK$2,491. Booking ahead of time will generally help you get an even bigger bargain.
How much is a flight to Northwest Washington?
One-way flights taking off from Seattle (SEA) sold for as little as HK$1,402 in the last seven days. During this time, the price of a return journey to Northwest Washington varied between HK$2,491 and HK$5,989. If you spot a bargain ticket, book immediately — these prices don't wait around for long.
What are the most popular airports to fly into in Northwest Washington?
Which airport you fly into in Northwest Washington will depend on where you begin your journey and your final destination. Here's a list of the most popular airports in this region:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Vancouver Intl. Airport (YVR) - 2,212 flights per month.
  • Snohomish County - Paine Field Airport (PAE) - 438 flights per month.

When is the cheapest time to fly to Northwest Washington?
If you're not fixed on what day you travel to Northwest Washington, fly out early in the week. The most affordable day to take off is usually Tuesday, followed by Monday. Saturday is typically the costliest day, with many vacationers preferring to take off on the weekend.
How much is a plane ticket to Northwest Washington?
In the last seven days, plane tickets to Northwest Washington fluctuated between HK$2,491 and HK$5,989. Prices rise as your travel date nears, so find a bargain today.
What months are the cheapest to book a flight to Northwest Washington?
February is the most affordable month to secure a seat for your Northwest Washington vacation. Airfares cost the most during the busy month of December, so keep clear of this time if possible.

Travel information

Destination airport
Lake Union Seaplane Base
Destination airport IATA code
LKE
Destination city name
Seattle
Return price
HK$1,618

Trending flights to Northwest Washington

Prices were available within the past 7 days and start at HK$1,402 for one-way flights and HK$2,491 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 18 May - Tue, 14 Jul
HKG
Hong Kong SAR
SEA
Seattle
HK$5,989 Return, found 18 hours ago
HK$5,989
Return
found 18 hours ago
Select Delta flight, departing Mon, 18 May from Hong Kong SAR to Seattle, returning Tue, 14 Jul, priced at HK$5,989 found 18 hours ago

Explore a world of travel with Expedia

*Available to Expedia members.