Washington to San Francisco flights
Round trip · Economy · Prices per person in USD
Prices updated
Prices are low right now
$286 is $180 (39%) below the usual $466 for Washington → San Francisco.
Buy now or wait? We're still learning this route. We have 1 day of prices so far and need about a week to say whether to book or wait.
Not ready to book? Get an email when Washington → San Francisco drops below your price.Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| September 2026 | No fares found yet |
| October 2026 | $511 |
| November 2026 | No fares found yet |
| December 2026 | $286 (cheapest month) |
| January 2027 | $533 |
| February 2027 | No fares found yet |
| March 2027 | $466 |
| April 2027 | $675 |
| May 2027 | $431 |
Cheapest dates in the next 4 months
Round trip, per person-
Dec 4 – 6 2 nights · leave Fri$286 −39% vs usual$286 −39% vs usual Book
Frontier Airlines 1 stop · 7h 16m -
Oct 3 – 10 7 nights · leave Sat$511 +10% vs usual$511 +10% vs usual Book
Frontier Airlines 1 stop · 6h 37m
-
Dec 19 – Jan 3, 2027 15 nights · leave Sat$514 +10% vs usual$514 +10% vs usual Book
United Airlines Nonstop · 6h 13m -
Dec 20 – Jan 3, 2027 14 nights · leave Sun$514 +10% vs usual$514 +10% vs usual Book
United Airlines Nonstop · 6h 17m
-
Oct 4 – 11 7 nights · leave Sun$520 +12% vs usual$520 +12% vs usual Book
Frontier Airlines 1 stop · 6h 53m
-
Oct 3 – 8 5 nights · leave Sat$525 +13% vs usual$525 +13% vs usual Book
Frontier Airlines 1 stop · 7h 22m
-
Dec 1 – 4 3 nights · leave Tue$526 +13% vs usual$526 +13% vs usual Book
Alaska Airlines 1 stop · 6h 22m -
Dec 17 – Jan 3, 2027 17 nights · leave Thu$569 +22% vs usual$569 +22% vs usual Book
Southwest Airlines 1 stop · 7h 05m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in San Francisco
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Airport transfer to San Francisco
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Plan the rest of your trip
San Francisco · Dec 4 – 6Travel insurance · EKTA Airport transfer · Kiwitaxi
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Good to know
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Washington to San Francisco: questions
How much is a flight from Washington to San Francisco?
The cheapest round trip we have found right now is $286, leaving December 4 and returning December 6. The usual price on this route is about $466, so this fare is 39% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Washington to San Francisco?
December 2026, with round trips from $286. The most expensive month in our data is April (from $675). Based on the 6 months ahead we have prices for.
Are there nonstop flights from Washington to San Francisco?
Yes. Nonstop from $514 round trip. 18% of the 11 date combinations we track are nonstop.
About this route
We track round-trip economy fares from Washington (United States) to San Francisco (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $286, departing December 4 and returning December 6, about 39% below the usual $466. Right now we're following 11 upcoming date combinations on this route. The cheapest month to fly in our data is December, from $286. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.