Washington Flights - Book Cheap Flights to Washington

View RM268 flight on Sat, 16 May 2026Opens in a new window

Popular airlines to Washington

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% 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 Washington

Prices were available within the past 7 days and start at RM268 for one-way flights and RM517 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 4 Apr - Sun, 19 Apr
SFO
San Francisco
SEA
Seattle
RM517 Return, found 12 hours ago
RM517
Return
found 12 hours ago
Select United flight, departing Sat, 4 Apr from San Francisco to Seattle, returning Sun, 19 Apr, priced at RM517 found 12 hours ago
Delta
Sat, 2 May - Wed, 6 May
SFO
San Francisco
PDX
Portland
RM536 Return, found 1 day ago
RM536
Return
found 1 day ago
Select Delta flight, departing Sat, 2 May from San Francisco to Portland, returning Wed, 6 May, priced at RM536 found 1 day ago
Delta
Sat, 2 May - Wed, 6 May
SFO
San Francisco
PDX
Portland
RM591 Return, found 1 day ago
RM591
Return
found 1 day ago
Select Delta flight, departing Sat, 2 May from San Francisco to Portland, returning Wed, 6 May, priced at RM591 found 1 day ago
Delta
Mon, 20 Apr - Fri, 1 May
SFO
San Francisco
PDX
Portland
RM598 Return, found 1 day ago
RM598
Return
found 1 day ago
Select Delta flight, departing Mon, 20 Apr from San Francisco to Portland, returning Fri, 1 May, priced at RM598 found 1 day ago
United
Sat, 2 May - Wed, 6 May
SFO
San Francisco
PDX
Portland
RM610 Return, found 1 day ago
RM610
Return
found 1 day ago
Select United flight, departing Sat, 2 May from San Francisco to Portland, returning Wed, 6 May, priced at RM610 found 1 day ago
Delta
Mon, 20 Apr - Sat, 2 May
SFO
San Francisco
PDX
Portland
RM641 Return, found 1 day ago
RM641
Return
found 1 day ago
Select Delta flight, departing Mon, 20 Apr from San Francisco to Portland, returning Sat, 2 May, priced at RM641 found 1 day ago
Delta
Thu, 23 Apr - Wed, 29 Apr
SFO
San Francisco
PDX
Portland
RM643 Return, found 3 days ago
RM643
Return
found 3 days ago
Select Delta flight, departing Thu, 23 Apr from San Francisco to Portland, returning Wed, 29 Apr, priced at RM643 found 3 days ago
United
Sat, 4 Apr - Sun, 19 Apr
SFO
San Francisco
SEA
Seattle
RM653 Return, found 12 hours ago
RM653
Return
found 12 hours ago
Select United flight, departing Sat, 4 Apr from San Francisco to Seattle, returning Sun, 19 Apr, priced at RM653 found 12 hours ago
American Airlines
Mon, 20 Apr - Sat, 2 May
SFO
San Francisco
PDX
Portland
RM785 Return, found 1 day ago
RM785
Return
found 1 day ago
Select American Airlines flight, departing Mon, 20 Apr from San Francisco to Portland, returning Sat, 2 May, priced at RM785 found 1 day ago
Alaska Airlines
Sat, 4 Apr - Sun, 19 Apr
SFO
San Francisco
PAE
Seattle
RM1,316 Return, found 12 hours ago
RM1,316
Return
found 12 hours ago
Select Alaska Airlines flight, departing Sat, 4 Apr from San Francisco to Seattle, returning Sun, 19 Apr, priced at RM1,316 found 12 hours 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.

Philippine Airlines
Sun, 6 Sept - Sun, 13 Sept
KUL
Kuala Lumpur
SEA
Seattle
RM3,039 Return, just found
RM3,039
Return
just found
Select Philippine Airlines flight, departing Sun, 6 Sept from Kuala Lumpur to Seattle, returning Sun, 13 Sept, priced at RM3,039 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 RM517.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between RM517 and RM3,039 in the last seven days. For one-way journeys from San Francisco (SFO), the lowest amount paid during this time was RM268.
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.

How much is a plane ticket to Washington?
In the last seven days, plane tickets to Washington varied from RM517 to RM3,039.
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.

Book with confidence

About Washington

Expedia offers flights to Washington to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Washington or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Washington

Explore a world of travel with Expedia

*Available to Expedia members.