Search flights

Airlines that fly from San Francisco Intl. Airport (SFO) to Washington Dulles Intl. Airport (IAD)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in
San Francisco to Washington route information
Origin airport
San Francisco Intl.
Destination airport
Washington Dulles Intl.
Distance
3862 km

San Francisco Flights

When looking for plane tickets to San Francisco, the ease and convenience of using {4} simply can’t be beat. With tons of departure points and flights options from the top airline carriers, {4} gives you the widest array of cheap flights to San Francisco. Look for San Francisco airfare with the assurance that you have the largest online travel agency working for you.

{4} lets you search across the largest number of airlines and San Francisco flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let {4} do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your San Francisco flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Francisco flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights to San Francisco with {4}. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from SFO to IAD?
Round-trip flights between SFO and Dulles Intl. Airport start from . This is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book 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 San Francisco Airport to Dulles Intl. Airport?
Each air carrier has its own set of terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from SFO to IAD 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 San Francisco Airport to IAD flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from San Francisco Intl. Airport (SFO) to Dulles Intl. Airport?
The flight distance between San Francisco Airport and IAD is 3,900 kilometers. Bring along a drink, some snacks and a good book to read. Keep yourself occupied and the time will fly by.
Which airlines fly direct from San Francisco Airport to Washington Dulles Intl. Airport (IAD)?
With 152 monthly flights from San Francisco Airport to Washington Dulles Intl. Airport (IAD), United Airlines (UA) is a top choice. Another carrier operating on this route is Alaska Airlines (AS). You’ll have 30 flights each month to take your pick of.
Are SFO to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Airline tickets from SFO to Washington Dulles Intl. Airport (IAD) are available up to a year before departure on Expedia. And although you may occasionally nab great last-minute deal, it’s never a sure thing. Also, booking your flights in advance means you’ll have more choices — and you can avoid ending up with the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials.
*Available to Expedia members.