Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap IAD to SFO Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Cheap IAD to SFO Flights

Question : About how long is the flight from Dulles to San Francisco?
Answer : On average, the flight time from IAD to SFO is six hours and six minutes.

Question : Is there a preferred airline for getting to San Francisco International Airport (SFO) on time?
Answer : United Airlines will have you to SFO on time 77% of the time. Life has too much to offer to spend it waiting in an airport, so check out United Airlines to get in and out of airports as quickly as possible. Note that if they do have a delay, it usually lasts over half an hour.

Question : What is the cheapest round-trip ticket you can get to San Francisco?
Answer : Delta Air Lines is the leader in keeping costs down for their passengers over the next three months. Fares are being booked at just $214, which is quite a deal when compared to the more expensive bookings of $2,914.

Question : What is the likelihood your flight will be delayed for this route?
Answer : Flights from IAD to SFO are on time 76% of the time, ranking in the 58th percentile worldwide. When there is a delay, it averages 43 minutes.

Question : Do some days of the week have more flight times than others?
Answer : When you’re flying from IAD to SFO, the day with the most flight times is Wednesday, with 28 different options. The day of the week with the least amount of options is Friday with 19 different times.

Question : Which airline is struggling to get to San Francisco on time?
Answer : If you're flying XOJET to San Francisco from Dulles, you may be tardy as they're delayed 100% of the time. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : In terms of overall promptness, how does IAD to SFO rank compared to the rest of the world?
Answer : Using the combined on-time percentage and average delay breakdown, Dulles to San Francisco currently has a 3 out of a possible 5 star rating. A 3-star rating means you should feel slightly worried about getting to San Francisco on time.

Washington to San Francisco Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Washington to San Francisco will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring San Francisco.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to SFO flights that won’t make your bank account wince. Ready to temporarily leave behind Washington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SFO with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.