฿4,830 Cheap Flights from Washington (IAD) to San Francisco (SFO)

View ฿4,830 flight on Sat, 13 Sep 2025Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to San Francisco International Airport (SFO)

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Cheap Flights from Washington (IAD) to San Francisco (SFO)

Prices were available within the past 7 days and start at ฿4,830 for one-way flights and ฿14,920 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿14,920 Return, found 18 hours ago
฿14,920
Return
found 18 hours ago
Select United flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿14,920 found 18 hours ago
United
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿16,550 Return, found 18 hours ago
฿16,550
Return
found 18 hours ago
Select United flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿16,550 found 18 hours ago
Delta
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿16,875 Return, found 18 hours ago
฿16,875
Return
found 18 hours ago
Select Delta flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿16,875 found 18 hours ago
American Airlines
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿17,205 Return, found 18 hours ago
฿17,205
Return
found 18 hours ago
Select American Airlines flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿17,205 found 18 hours ago
American Airlines
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿17,525 Return, found 18 hours ago
฿17,525
Return
found 18 hours ago
Select American Airlines flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿17,525 found 18 hours ago
Delta
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿17,850 Return, found 18 hours ago
฿17,850
Return
found 18 hours ago
Select Delta flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿17,850 found 18 hours ago
United
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿18,050 Return, found 18 hours ago
฿18,050
Return
found 18 hours ago
Select United flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿18,050 found 18 hours ago
United
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿18,180 Return, found 18 hours ago
฿18,180
Return
found 18 hours ago
Select United flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿18,180 found 18 hours ago
Delta
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿18,505 Return, found 18 hours ago
฿18,505
Return
found 18 hours ago
Select Delta flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿18,505 found 18 hours ago
Delta
Fri, 27 Feb - Fri, 6 Mar
IAD
Washington
SFO
San Francisco
฿18,535 Return, found 18 hours ago
฿18,535
Return
found 18 hours ago
Select Delta flight, departing Fri, 27 Feb from Washington to San Francisco, returning Fri, 6 Mar, priced at ฿18,535 found 18 hours ago

Find the cheapest month to fly from Washington (IAD) to San Francisco (SFO)

April is typically the cheapest month to fly

From ฿4,561 - ฿14,559 per traveller.

Graph displaying average flight prices per month

Flight from Washington to San Francisco route information
Origin airport
Washington Dulles Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿14,920
Distance
3862 km
Average flight time
3 hours 14 mins

Perfect flights from Washington to San Francisco

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to San Francisco. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Washington Dulles Intl. to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,830 and roundtrip prices from ฿14,920. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Francisco Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in San Francisco.

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to San Francisco Intl. Airport (SFO)?
Round-trip flights between Dulles Intl. Airport and San Francisco Airport start from ฿14,920. This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to San Francisco Intl. Airport (SFO)?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to San Francisco Intl. Airport (SFO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dulles Intl. Airport to SFO flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAD to San Francisco Intl. Airport (SFO)?
It's around 3,900 kilometres from Chantilly to San Francisco, so you'll be strapped into your seat for a while. Keep yourself entertained with things like playing cards (if you're travelling with friends) or the latest bestseller.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to San Francisco Intl. Airport (SFO)?
With 152 flights a month operating from IAD to San Francisco Airport, United Airlines (UA) is a terrific choice. Alaska Airlines (AS) is another option. It operates 30 flights each month. Between these two airlines, you'll be able to find a good deal from Chantilly to San Francisco.
Are Dulles Intl. Airport to San Francisco Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to find a fantastic last-minute deal from IAD to San Francisco Airport, but it's also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares carrier prices and updates flight deals often, so you can be certain you're always seeing the latest offers.

Explore a world of travel with Expedia

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