$104 Cheap Flights from San Francisco (SFO) to Washington (DCA)

View $104 flight on Wed, May 7, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from San Francisco to Washington (SFO-DCA)

Prices were available within the past 7 days and start at $104 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 31 - Sat, Jun 7
SFO
San Francisco
DCA
Washington
$188 Roundtrip, found 9 hours ago
$188
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sat, May 31 from San Francisco to Washington, returning Sat, Jun 7, priced at $188 found 9 hours ago
Frontier Airlines
Sat, May 24 - Wed, May 28
SFO
San Francisco
DCA
Washington
$204 Roundtrip, found 12 hours ago
$204
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Sat, May 24 from San Francisco to Washington, returning Wed, May 28, priced at $204 found 12 hours ago
Frontier Airlines
Wed, May 21 - Sat, May 24
SFO
San Francisco
DCA
Washington
$208 Roundtrip, just found
$208
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 21 from San Francisco to Washington, returning Sat, May 24, priced at $208 just found
Frontier Airlines
Sat, May 31 - Sat, Jun 7
SFO
San Francisco
DCA
Washington
$218 Roundtrip, found 9 hours ago
$218
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sat, May 31 from San Francisco to Washington, returning Sat, Jun 7, priced at $218 found 9 hours ago
JetBlue Airways
Thu, May 29 - Tue, Jun 3
SFO
San Francisco
DCA
Washington
$220 Roundtrip, found 16 hours ago
$220
Roundtrip
found 16 hours ago
Select JetBlue Airways flight, departing Thu, May 29 from San Francisco to Washington, returning Tue, Jun 3, priced at $220 found 16 hours ago
Frontier Airlines
Wed, May 28 - Wed, Jun 4
SFO
San Francisco
DCA
Washington
$223 Roundtrip, just found
$223
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 28 from San Francisco to Washington, returning Wed, Jun 4, priced at $223 just found
Frontier Airlines
Sat, May 17 - Sat, May 24
SFO
San Francisco
DCA
Washington
$228 Roundtrip, found 1 hour ago
$228
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, May 17 from San Francisco to Washington, returning Sat, May 24, priced at $228 found 1 hour ago
Alaska Airlines
Wed, May 21 - Thu, May 29
SFO
San Francisco
DCA
Washington
$230 Roundtrip, found 9 hours ago
$230
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Wed, May 21 from San Francisco to Washington, returning Thu, May 29, priced at $230 found 9 hours ago
Southwest Airlines
Sat, May 24 - Thu, May 29
SFO
San Francisco
DCA
Washington
$235 Roundtrip, found 16 hours ago
$235
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Sat, May 24 from San Francisco to Washington, returning Thu, May 29, priced at $235 found 16 hours ago
United
Wed, May 28 - Sat, Jun 7
SFO
San Francisco
DCA
Washington
$237 Roundtrip, found 5 hours ago
$237
Roundtrip
found 5 hours ago
Select United flight, departing Wed, May 28 from San Francisco to Washington, returning Sat, Jun 7, priced at $237 found 5 hours ago

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA) cost?
You can land cheap return fares from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA) starting from $237. Snag a seat and be on your way. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving SFO on May 17 2025 and touching down at DCA. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from SFO to DCA?
The cheapest flights from SFO to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
Take a nonstop flight with United Airlines and head straight from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from SFO to DCA?
With tickets starting at $119 for a one-way flight from SFO to DCA, Alaska Airlines is currently the cheapest carrier flying this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SFO on May 13 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
When departing from San Francisco Intl. Airport (SFO), you’ll have your pick from an average of 2 daily direct flights to Ronald Reagan Washington National Airport (DCA).
What are the most popular departure times for flights from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
The 8 AM departures from SFO to DCA are the top choice for many travelers. These flights can come with a higher price due to their popularity. If you’re looking to save, choose a less crowded time to fly.
What day of the week has the most flights from SFO to DCA?
If you travel on a Saturday, you’ll get the biggest range of choices for flights from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
The first flight of the day out of San Francisco Intl. Airport (SFO) is at around 8:20AM UTC-8. Board this flight and you’ll arrive at Ronald Reagan Washington National Airport (DCA) at approximately 4:32PM UTC-5. The overall travel time is 5h 12m.
How long does it take to fly from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
The average flight duration from SFO to DCA is 5 hours and 14 minutes, covering a total distance of 2,400 mi.
What airline has the least delays from SFO to DCA?
With 89% of journeys usually arriving as scheduled, United Airlines has the best on-time performance for direct flights from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA). To check your flight status and receive notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
To touch down at Ronald Reagan Washington National Airport (DCA) on time, select a flight that takes off from San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Washington from San Francisco Intl. Airport (SFO)?
Book a direct flight from San Francisco Intl. Airport (SFO) to Washington and land at one of these airports:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until just before your trip to book your flight from SFO to DCA generally means paying more. While you may find some last-minute offers, there’s no guarantee. Allow some flexibility in your schedule to maximize your chances of snagging a bargain.
Is it cheaper to book a SFO to DCA flight and hotel package?
Compared with arranging hotels and flights separately, booking a SFO to DCA flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the stress out of travel planning. Just pick your flights and choose from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Ronald Reagan Washington National Airport (DCA)?
You can usually cancel or reschedule your SFO to DCA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more information on our Customer Service portal.
*Available to One Key members.