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Cheap Flights to Washington | Popular Routes to Washington from HK$3,640

View HK$3,640 flight on Sun, 6 Sept 2026Opens in a new window

Popular airlines to Washington

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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Cheap round-trip flights to Washington

Prices were available within the past 7 days and start at HK$3,640 for one-way flights and HK$6,041 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, 24 Dec - Wed, 13 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,041 Return, found 2 hours ago
HK$6,041
Return
found 2 hours ago
Select Cathay Pacific flight, departing Thu, 24 Dec from Hong Kong SAR to Seattle, returning Wed, 13 Jan, priced at HK$6,041 found 2 hours ago
Air Canada
Fri, 11 Sept - Sat, 31 Oct
HKG
Hong Kong SAR
PDX
Portland
HK$6,046 Return, found 5 days ago
HK$6,046
Return
found 5 days ago
Select Air Canada flight, departing Fri, 11 Sept from Hong Kong SAR to Portland, returning Sat, 31 Oct, priced at HK$6,046 found 5 days ago
Delta
Mon, 28 Sept - Thu, 15 Oct
HKG
Hong Kong SAR
GEG
Spokane
HK$6,090 Return, found 4 days ago
HK$6,090
Return
found 4 days ago
Select Delta flight, departing Mon, 28 Sept from Hong Kong SAR to Spokane, returning Thu, 15 Oct, priced at HK$6,090 found 4 days ago
Korean Air
Thu, 1 Oct - Fri, 2 Oct
HKG
Hong Kong SAR
GEG
Spokane
HK$6,169 Return, found 4 days ago
HK$6,169
Return
found 4 days ago
Select Korean Air flight, departing Thu, 1 Oct from Hong Kong SAR to Spokane, returning Fri, 2 Oct, priced at HK$6,169 found 4 days ago
STARLUX Airlines
Fri, 25 Dec - Thu, 14 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,221 Return, found 2 hours ago
HK$6,221
Return
found 2 hours ago
Select STARLUX Airlines flight, departing Fri, 25 Dec from Hong Kong SAR to Seattle, returning Thu, 14 Jan, priced at HK$6,221 found 2 hours ago
EVA Airways
Fri, 25 Dec - Thu, 14 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,281 Return, found 2 hours ago
HK$6,281
Return
found 2 hours ago
Select EVA Airways flight, departing Fri, 25 Dec from Hong Kong SAR to Seattle, returning Thu, 14 Jan, priced at HK$6,281 found 2 hours ago
China Airlines
Sat, 26 Dec - Fri, 15 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,371 Return, found 2 hours ago
HK$6,371
Return
found 2 hours ago
Select China Airlines flight, departing Sat, 26 Dec from Hong Kong SAR to Seattle, returning Fri, 15 Jan, priced at HK$6,371 found 2 hours ago
Asiana Airlines
Wed, 23 Dec - Tue, 12 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,479 Return, found 2 hours ago
HK$6,479
Return
found 2 hours ago
Select Asiana Airlines flight, departing Wed, 23 Dec from Hong Kong SAR to Seattle, returning Tue, 12 Jan, priced at HK$6,479 found 2 hours ago
Philippine Airlines
Wed, 23 Sept - Tue, 13 Oct
HKG
Hong Kong SAR
SEA
Seattle
HK$6,769 Return, found 3 hours ago
HK$6,769
Return
found 3 hours ago
Select Philippine Airlines flight, departing Wed, 23 Sept from Hong Kong SAR to Seattle, returning Tue, 13 Oct, priced at HK$6,769 found 3 hours ago
Hainan Airlines
Wed, 7 Oct - Sat, 10 Oct
HKG
Hong Kong SAR
SEA
Seattle
HK$6,873 Return, found 2 days ago
HK$6,873
Return
found 2 days ago
Select Hainan Airlines flight, departing Wed, 7 Oct from Hong Kong SAR to Seattle, returning Sat, 10 Oct, priced at HK$6,873 found 2 days ago

Trending flights to Washington

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, 24 Dec - Wed, 13 Jan
HKG
Hong Kong SAR
SEA
Seattle
HK$6,041 Return, found 2 hours ago
HK$6,041
Return
found 2 hours ago
Select Cathay Pacific flight, departing Thu, 24 Dec from Hong Kong SAR to Seattle, returning Wed, 13 Jan, priced at HK$6,041 found 2 hours ago

Frequently asked questions

How do I find cheap flights to Washington that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to give you the most flexible fares available. Simply mark the "No change fee" box right under the "Flexible change policies" filter to find the best flights to Washington.
Which airlines fly to Washington?
Book your seat with any of these airlines and buckle up for new adventures in Washington:

  • Alaska Airlines - 9,739 flights to or near Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 676 flights to Spokane Intl. Airport (GEG) per month.
  • American Airlines - 8,039 flights to or near Washington each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 663 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta Air Lines - 6,417 flights to or near Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 1,516 flights to Ronald Reagan Washington National Airport (DCA) per month.

How can I find cheap tickets to Washington?
Start searching as early as possible, fly in or out of nearby airports, avoid peak travel periods — you're not short of ways! One more is to make the most of Expedia's "flexible dates" feature. Search for your Washington flight, then check out the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Washington was HK$6,041.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between HK$6,041 and HK$6,873 in the last seven days. For one-way journeys from Hong Kong SAR (HKG), the lowest amount paid during this time was HK$3,640.
What are the most popular airports to fly into in Washington?
Your budget, departure point and your chosen airline will help decide which of these major Washington airports you'll touch down at:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
  • Spokane Intl. Airport (GEG) - 1,742 flights per month.

When is the cheapest time to fly to Washington?
If you're not fixed on what date you jet off to Washington, fly out early in the week. The cheapest day to take off is usually Tuesday, followed closely by Monday. Saturday is typically the priciest day, with many holiday makers preferring to fly on the weekend.
How much is a plane ticket to Washington?
In the last seven days, plane tickets to Washington varied from HK$6,041 to HK$6,873.
What is the best time to go to Washington?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a lovely time to travel to the exciting Washington city of Seattle. Average temperatures range between 13ºC and 24ºC across the season. The biggest crowds can be found here in March, May and June.
What months are the cheapest to book a flight to Washington?
The top month to purchase budget fares to Washington is February. It's worth noting that in the USA, the most expensive time to purchase a ticket is the festive month of December.

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About Washington

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About Washington

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