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Cheap Flights to Washington | Popular Routes to Washington from HK$671

View HK$671 flight on Wed, 16 Sept 2026Opens in a new window

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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$671 for one-way flights and HK$1,330 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 12 Aug - Tue, 18 Aug
SFO
San Francisco
SEA
Seattle
HK$1,330 Return, found 4 hours ago
HK$1,330
Return
found 4 hours ago
Select Delta flight, departing Wed, 12 Aug from San Francisco to Seattle, returning Tue, 18 Aug, priced at HK$1,330 found 4 hours ago
Alaska Airlines
Thu, 13 Aug - Mon, 24 Aug
SFO
San Francisco
SEA
Seattle
HK$1,631 Return, found 5 days ago
HK$1,631
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 13 Aug from San Francisco to Seattle, returning Mon, 24 Aug, priced at HK$1,631 found 5 days ago
United
Sat, 15 Aug - Sat, 22 Aug
SFO
San Francisco
SEA
Seattle
HK$2,255 Return, found 4 days ago
HK$2,255
Return
found 4 days ago
Select United flight, departing Sat, 15 Aug from San Francisco to Seattle, returning Sat, 22 Aug, priced at HK$2,255 found 4 days ago
Delta
Tue, 12 Jan - Thu, 21 Jan
SFO
San Francisco
PDX
Portland
HK$2,260 Return, found 1 day ago
HK$2,260
Return
found 1 day ago
Select Delta flight, departing Tue, 12 Jan from San Francisco to Portland, returning Thu, 21 Jan, priced at HK$2,260 found 1 day ago
American Airlines
Sat, 22 Aug - Sun, 23 Aug
SFO
San Francisco
PDX
Portland
HK$2,451 Return, found 1 day ago
HK$2,451
Return
found 1 day ago
Select American Airlines flight, departing Sat, 22 Aug from San Francisco to Portland, returning Sun, 23 Aug, priced at HK$2,451 found 1 day ago
American Airlines
Sat, 5 Dec - Wed, 9 Dec
SFO
San Francisco
PAE
Seattle
HK$2,480 Return, found 4 days ago
HK$2,480
Return
found 4 days ago
Select American Airlines flight, departing Sat, 5 Dec from San Francisco to Seattle, returning Wed, 9 Dec, priced at HK$2,480 found 4 days ago
American Airlines
Fri, 4 Sept - Sun, 6 Sept
SFO
San Francisco
EAT
Wenatchee
HK$5,122 Return, found 8 hours ago
HK$5,122
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 4 Sept from San Francisco to Wenatchee, returning Sun, 6 Sept, priced at HK$5,122 found 8 hours ago
Cathay Pacific
Wed, 21 Oct - Sun, 1 Nov
HKG
Hong Kong SAR
SEA
Seattle
HK$6,041 Return, just found
HK$6,041
Return
just found
Select Cathay Pacific flight, departing Wed, 21 Oct from Hong Kong SAR to Seattle, returning Sun, 1 Nov, priced at HK$6,041 just found
Air Canada
Fri, 11 Sept - Sat, 31 Oct
HKG
Hong Kong SAR
PDX
Portland
HK$6,046 Return, found 6 days ago
HK$6,046
Return
found 6 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 6 days ago
Delta
Mon, 28 Sept - Thu, 15 Oct
HKG
Hong Kong SAR
GEG
Spokane
HK$6,090 Return, found 5 days ago
HK$6,090
Return
found 5 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 5 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
Wed, 21 Oct - Sun, 1 Nov
HKG
Hong Kong SAR
SEA
Seattle
HK$6,041 Return, just found
HK$6,041
Return
just found
Select Cathay Pacific flight, departing Wed, 21 Oct from Hong Kong SAR to Seattle, returning Sun, 1 Nov, priced at HK$6,041 just found

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$1,330.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between HK$1,330 and HK$6,090 in the last seven days. For one-way journeys from San Francisco (SFO), the lowest amount paid during this time was HK$671.
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$1,330 to HK$6,090.
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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