What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to San Francisco one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $92. Users have also found prices from $139 and $147 on Delta and Hawaiian Airlines, respectively.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to San Francisco?

Looking at all options, your cheapest flight can be booked for $135. While the most popular route (Washington, D.C. Dulles Intl - San Francisco) can be booked for $181 on average our data indicates $1,057 when flying from Washington, D.C. Dulles Intl Airport to San Francisco.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to San Francisco?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to San Francisco on time: Qantas Airways (100%), Egyptair (98%), Air China (94%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to San Francisco?

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to San Francisco.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to San Francisco?

Travelers have found that booking a Wednesday departure is the best way to save up to 37% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to San Francisco?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to San Francisco. Flights to San Francisco from Washington, D.C. Dulles Intl Airport in February are about $444 on average during February, but can be found for as low as $170.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-San Francisco flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Washington, D.C. Dulles Intl Airport-San Francisco flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-San Francisco flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-San Francisco flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to San Francisco from Washington, D.C. Dulles Intl?

San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to San Francisco. 9 airlines have flights to San Francisco from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to San Francisco should not be difficult; the airport handles an average of 37 inbound flights from Washington, D.C. Dulles Intl per day.

Can I find deals for flights from Dulles Intl to San Francisco that include hotel bookings?

Yes. In addition to deals on Dulles Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to San Francisco.

Can I find deals for business class flights from Dulles Intl to San Francisco?

Yes. Cheapflights offers flight deals from Dulles Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$92+ Flights from Washington, D.C. Dulles Intl Airport to San Francisco

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to San Francisco are usually found in February or September, booked 80 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Dulles Intl to San Francisco

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$221 (CheapOair)
One-way from	$92 (Gotogate)
Popular in	December
Cheapest in	February
Average price	$429
Good round-trip deal	$397 or less
Good one-way deal	$198 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-San Francisco flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-San Francisco flights.

Search Deals

From Washington, D.C. Dulles Intl to San Francisco

Search Deals

One-way flight from Washington, D.C. Dulles Intl to San Francisco

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to San Francisco.

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to San Francisco.

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Find flight deals from Dulles Intl to San Francisco

Cheapest flights from Dulles Intl to San Francisco
Explore the most affordable flight options available from Dulles Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

Tue 5/611:47 amIAD - SFO

1 stop13h 46mFrontier

Sat 5/102:03 pmSFO - IAD

1 stop13h 28mFrontier

Deal found 4/16

$178

Tue 5/67:00 amIAD - SFO

Nonstop6h 08mAlaska Airlines

Sat 5/109:35 pmSFO - IAD

Nonstop5h 05mAlaska Airlines

Deal found 4/16

$237

Tue 5/137:00 amIAD - SFO

Nonstop6h 08mHawaiian Airlines

Sat 5/179:41 pmSFO - IAD

Nonstop5h 14mHawaiian Airlines

Deal found 4/16

$267

Wed 6/1112:49 pmIAD - SFO

1 stop8h 58mDelta

Mon 6/1612:49 amSFO - IAD

1 stop7h 33mDelta

Deal found 4/16

$277

Thu 5/297:25 amIAD - SFO

1 stop7h 59mMultiple Airlines

Mon 6/29:41 pmSFO - IAD

Nonstop5h 14mMultiple Airlines

Deal found 4/16

$282

Wed 6/1112:40 pmIAD - SFO

1 stop7h 34mSun Country Air

Wed 6/186:08 pmSFO - IAD

1 stop14h 35mSun Country Air

Deal found 4/15

$309

Thu 5/12:12 pmIAD - SFO

1 stop8h 28mAmerican Airlines

Tue 5/68:58 amSFO - IAD

1 stop7h 34mAmerican Airlines

Deal found 4/16

$313

Thu 5/82:10 pmIAD - SFO

2 stops11h 10mSouthwest

Tue 5/135:15 amSFO - IAD

2 stops9h 40mSouthwest

Deal found 4/15

$364

Sat 6/2110:09 pmIAD - SFO

Nonstop5h 49mUnited Airlines

Fri 6/2712:20 amSFO - IAD

Nonstop5h 12mUnited Airlines

Deal found 4/16

$391

Best flights from Dulles Intl to San Francisco
Discover carefully curated flight deals from Dulles Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Sun 5/47:31 amIAD - SFO

1 stop27h 13mFrontier

Sun 5/119:59 pmSFO - IAD

1 stop15h 37mFrontier

Deal found 4/16

$221

Tue 5/67:00 amIAD - SFO

Nonstop6h 08mAlaska Airlines

Sat 5/109:35 pmSFO - IAD

Nonstop5h 05mAlaska Airlines

Deal found 4/16

$237

Tue 5/137:00 amIAD - SFO

Nonstop6h 08mHawaiian Airlines

Sat 5/179:41 pmSFO - IAD

Nonstop5h 14mHawaiian Airlines

Deal found 4/16

$267

Wed 6/1112:49 pmIAD - SFO

1 stop8h 58mDelta

Tue 6/177:30 amSFO - IAD

1 stop9h 21mDelta

Deal found 4/16

$277

Thu 5/297:25 amIAD - SFO

1 stop7h 59mMultiple Airlines

Sun 6/19:41 pmSFO - IAD

Nonstop5h 14mMultiple Airlines

Deal found 4/16

$282

Sun 5/186:30 amIAD - SFO

Nonstop6h 05mUnited Airlines

Tue 5/204:55 pmSFO - IAD

Nonstop5h 14mUnited Airlines

Deal found 4/16

$283

Thu 5/16:18 amIAD - SFO

1 stop8h 07mAmerican Airlines

Mon 5/512:21 amSFO - IAD

1 stop10h 01mAmerican Airlines

Deal found 4/16

$313

Tue 6/35:30 pmIAD - SFO

1 stop8h 25mSouthwest

Sat 6/145:30 amSFO - IAD

2 stops15h 00mSouthwest

Deal found 4/15

$348

Sun 6/2212:40 pmIAD - SFO

1 stop13h 13mSun Country Air

Fri 6/2711:59 pmSFO - IAD

1 stop8h 50mSun Country Air

Deal found 4/16

$436

Last-minute flights from Dulles Intl to San Francisco
Discover last-minute flight deals from Dulles Intl to San Francisco. Data last updated April 16, 2025 and is based on user searches.

Thu 4/244:03 pmIAD - SFO

1 stop9h 28mFrontier

Mon 5/511:50 pmSFO - IAD

1 stop7h 37mFrontier

Deal found 4/16

$196

Thu 4/244:03 pmIAD - SFO

1 stop9h 28mMultiple Airlines

Thu 5/89:35 pmSFO - IAD

Nonstop5h 05mMultiple Airlines

Deal found 4/15

$313

Thu 4/246:30 amIAD - SFO

2 stops14h 30mAlaska Airlines

Wed 5/217:24 amSFO - IAD

1 stop8h 01mAlaska Airlines

Deal found 4/16

$427

Thu 4/2412:29 pmIAD - SFO

1 stop8h 38mDelta

Sun 4/2712:47 amSFO - IAD

1 stop7h 22mDelta

Deal found 4/16

$489

Thu 4/247:00 amIAD - SFO

Nonstop6h 08mHawaiian Airlines

Sat 5/109:35 pmSFO - IAD

Nonstop5h 05mHawaiian Airlines

Deal found 4/15

$501

Fri 4/256:18 amIAD - SFO

1 stop10h 18mAmerican Airlines

Sat 5/310:19 amSFO - IAD

1 stop9h 23mAmerican Airlines

Deal found 4/16

$429

Fri 4/2510:15 pmIAD - SFO

Nonstop6h 07mUnited Airlines

Tue 5/209:10 pmSFO - IAD

Nonstop5h 13mUnited Airlines

Deal found 4/15

$497

Fri 4/252:10 pmIAD - SFO

2 stops12h 15mSouthwest

Wed 5/75:15 amSFO - IAD

2 stops9h 40mSouthwest

Deal found 4/15

$557

Thu 5/12:12 pmIAD - SFO

1 stop8h 28mAmerican Airlines

Tue 5/68:58 amSFO - IAD

1 stop7h 34mAmerican Airlines

Deal found 4/16

$313

Tue 5/611:47 amIAD - SFO

1 stop13h 46mFrontier

Sat 5/102:03 pmSFO - IAD

1 stop13h 28mFrontier

Deal found 4/16

$178

Tue 5/67:00 amIAD - SFO

Nonstop6h 08mAlaska Airlines

Sat 5/109:35 pmSFO - IAD

Nonstop5h 05mAlaska Airlines

Deal found 4/16

$237

Tue 5/137:00 amIAD - SFO

Nonstop6h 08mHawaiian Airlines

Sat 5/179:41 pmSFO - IAD

Nonstop5h 14mHawaiian Airlines

Deal found 4/16

$267

One-way flights from Dulles Intl to San Francisco
Search for one-way flight options from Dulles Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Tue 5/2011:47 amIAD - SFO

1 stop13h 46mFrontier

Deal found 4/15

$92

Wed 5/216:00 amIAD - SFO

1 stop8h 45mDelta

Deal found 4/16

$139

Thu 5/86:59 pmIAD - SFO

Nonstop6h 02mHawaiian Airlines

Deal found 4/16

$147

Tue 5/136:30 amIAD - SFO

2 stops14h 31mAlaska Airlines

Deal found 4/15

$148

Thu 5/1510:05 pmIAD - SFO

Nonstop6h 07mUnited Airlines

Deal found 4/16

$149

Thu 6/1212:40 pmIAD - SFO

1 stop13h 10mSun Country Air

Deal found 4/15

$150

Thu 5/82:10 pmIAD - SFO

2 stops11h 10mSouthwest

Deal found 4/15

$164

Sun 5/45:00 amIAD - SFO

1 stop10h 26mAmerican Airlines

Deal found 4/16

$185

Sun 6/811:52 amIAD - SFO

2 stops23h 16mMultiple Airlines

Deal found 4/15

$191

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 5/6

11:47 am-10:33 pm

1 stop13h 46m

San Francisco

Sat 5/10

2:03 pm-6:31 am

1 stop13h 28m

$178

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 5/6

7:00 am-10:08 am

Nonstop6h 08m

San Francisco

Sat 5/10

9:35 pm-5:40 am

Nonstop5h 05m

$237

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 5/13

7:00 am-10:08 am

Nonstop6h 08m

San Francisco

Sat 5/17

9:41 pm-5:55 am

Nonstop5h 14m

$267

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 6/11

12:49 pm-6:47 pm

1 stop8h 58m

San Francisco

Mon 6/16

12:49 am-11:22 am

1 stop7h 33m

$277

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 5/29

7:25 am-12:24 pm

1 stop7h 59m

San Francisco

Mon 6/2

9:41 pm-5:55 am

Nonstop5h 14m

$282

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 6/11

12:40 pm-5:14 pm

1 stop7h 34m

San Francisco

Wed 6/18

6:08 pm-11:43 am

1 stop14h 35m

$309

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 5/1

2:12 pm-7:40 pm

1 stop8h 28m

San Francisco

Tue 5/6

8:58 am-7:32 pm

1 stop7h 34m

$313

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 5/17

4:00 pm-10:30 pm

1 stop9h 30m

San Francisco

Sat 5/24

6:30 am-11:15 pm

2 stops13h 45m

$342

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 6/21

10:09 pm-12:58 am

Nonstop5h 49m

San Francisco

Sun 6/29

12:20 am-8:32 am

Nonstop5h 12m

$391

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 5/20

11:47 am-10:33 pm

1 stop13h 46m

$92

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 18 results

Compare providers for flights from Dulles Intl to San Francisco

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to San Francisco in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-San Francisco flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Washington, D.C. Dulles Intl Airport-San Francisco flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-San Francisco flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-San Francisco flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Washington, D.C. Dulles Intl Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to San Francisco trip

Airlines

United Airlines

United's Economy Plus offers extra legroom, perfect for comfort on longer domestic routes.

United's Polaris Lounges provide exclusive amenities like showers and dining for premium passengers.

Read more about United Airlinesby Harriet Baskas

Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, ideal for added comfort on longer flights.

Alaska's Wi-Fi is a flat fee, allowing business travelers to work efficiently during flights.

Read more about Alaska Airlinesby Robert Schrader

Airports

IAD

For a smooth departure, use the Aerotrain to reach distant gates quickly, but be prepared for a 5-10 minute walk from the train to C gates.

SFO

Use BART for budget-friendly travel from SFO to downtown San Francisco. The trip takes about 40 minutes from the Garage G/Bart station.

Our travel experts

Harriet Baskas

Expert on United Airlines and SFO

Robert Schrader

Expert on Alaska Airlines

Ramsey Qubein

Expert on IAD

Best time to book a flight from Dulles Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Dulles Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to San Francisco

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to San Francisco?

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco (average of $276). Flying from Washington, D.C. Dulles Intl Airport to San Francisco in June is currently the most expensive (average of $393). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to SFO?

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to San Francisco in the evening. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to San Francisco?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to San Francisco flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to San Francisco

The most flights from IAD to SFO are scheduled on a Monday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Rainfall in San Francisco by month

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to San Francisco to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,282 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,916 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,380 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,665 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What airport do you fly into for flights to San Francisco from Washington, D.C. Dulles Intl?
San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to San Francisco. 9 airlines have flights to San Francisco from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to San Francisco should not be difficult; the airport handles an average of 37 inbound flights from Washington, D.C. Dulles Intl per day.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to San Francisco round-trip?
According to our current data, Frontier ($221), Alaska Airlines ($237), and Hawaiian Airlines ($267) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to San Francisco. Frontier is 51% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to San Francisco one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $92. Users have also found prices from $139 and $147 on Delta and Hawaiian Airlines, respectively.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to San Francisco?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to San Francisco on time: Qantas Airways (100%), Egyptair (98%), Air China (94%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to San Francisco?
Looking at all options, your cheapest flight can be booked for $135. While the most popular route (Washington, D.C. Dulles Intl - San Francisco) can be booked for $181 on average our data indicates $1,057 when flying from Washington, D.C. Dulles Intl Airport to San Francisco.
Can I find deals for flights from Dulles Intl to San Francisco that include hotel bookings?
Yes. In addition to deals on Dulles Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to San Francisco.
Can I find deals for business class flights from Dulles Intl to San Francisco?
Yes. Cheapflights offers flight deals from Dulles Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco (average of $276). Flying from Washington, D.C. Dulles Intl Airport to San Francisco in June is currently the most expensive (average of $393). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 9 airlines flying from Dulles Intl to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$86	Average$229	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$128	Average$244	FlexibilityNo cancel fee	On-time62%
Sun Country Air	Cheapest$167	Average$370	FlexibilityNo cancel fee	On-time83%
Delta	Cheapest$256	Average$371	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$258	Average$428	FlexibilityNo cancel fee	On-time75%
Hawaiian Airlines	Cheapest$277	Average$367	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$297	Average$502	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$337	Average$497	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$341	Average$466	FlexibilityNo cancel fee	On-time63%

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$92+ Cheap flights from Dulles Intl (IAD) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to San Francisco are usually found in February or September, booked 80 days in advance, depart on a Thursday or Friday and return on a Wednesday

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Cheapest flights from Dulles Intl to San FranciscoExplore the most affordable flight options available from Dulles Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

Explore the most affordable flight options available from Dulles Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

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The best insider tips for Washington, D.C. Dulles Intl Airport to San Francisco flights

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Best time to book a flight from Dulles Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Dulles Intl with our price prediction graph.

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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to San Francisco

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to San Francisco. Price data was last updated on April 11, 2025.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to San Francisco?

What is the cheapest time of day to fly from IAD to SFO?

Find hourly flight availability from Dulles Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to San Francisco. Price data was last updated on March 30, 2025.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to San Francisco

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Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for Dulles Intl to San Francisco

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Top 9 airlines flying from Dulles Intl to San Francisco

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Cheapest flights from Dulles Intl to San Francisco
Explore the most affordable flight options available from Dulles Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.