HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Fremont

$167+ Cheap flights from Washington, D.C. (WAS) to Fremont, CA

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SFO
Jul 7 — Jul 141
Tue 7/7
Tue 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Fremont with Cheapflights

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. to Fremont are usually found in February or August, booked 70 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Washington, D.C. to Fremont

Cheapest flights from Washington, D.C. to Fremont
Explore the most affordable flight options available from Washington, D.C. to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:49 am
IAD
-
SFO
1 stop14h 24m
Frontier
Mon 8/1012:29 am
SFO
-
IAD
2 stops13h 11m
Frontier
Deal found 6/2$334
This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:49 am
IAD
-
SFO
2 stops18h 10m
Frontier
Mon 8/109:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/2$336
This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:59 pm
DCA
-
SFO
2 stops23h 26m
Frontier
Wed 8/2612:33 pm
SFO
-
DCA
1 stop21h 24m
Frontier
Deal found 6/2$336
This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/289:55 am
IAD
-
SFO
1 stop25h 56m
Frontier
Tue 6/303:26 pm
SFO
-
IAD
2 stops13h 59m
Frontier
Deal found 6/2$337
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:25 pm
BWI
-
SFO
1 stop11h 29m
Frontier
Fri 8/1412:29 am
SFO
-
BWI
1 stop10h 11m
Frontier
Deal found 6/3$337
This Flightnetwork deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 pm
DCA
-
SFO
1 stop9h 18m
Frontier
Sat 8/86:04 pm
SFO
-
DCA
1 stop15h 47m
Frontier
Deal found 6/4$337
This Expedia deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:20 am
IAD
-
SFO
1 stop28h 07m
Frontier
Sat 8/2211:24 am
SFO
-
IAD
1 stop17h 26m
Frontier
Deal found 6/2$338
This Travelocity deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 pm
DCA
-
SFO
1 stop9h 18m
Frontier
Sun 8/169:39 pm
SFO
-
DCA
1 stop12h 12m
Frontier
Deal found 6/2$338
This Frontier deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:17 am
IAD
-
SFO
1 stop11h 38m
Frontier
Wed 7/811:00 pm
SFO
-
IAD
1 stop14h 40m
Frontier
Deal found 6/5$339
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/12:25 pm
BWI
-
SFO
1 stop11h 34m
Frontier
Wed 8/512:29 am
SFO
-
BWI
1 stop10h 11m
Frontier
Deal found 6/3$339
This CheapOair deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:00 am
DCA
-
SFO
1 stop20h 22m
Frontier
Sat 8/226:00 am
SFO
-
DCA
1 stop27h 57m
Frontier
Deal found 6/2$339
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:49 am
IAD
-
SFO
1 stop14h 29m
Frontier
Tue 8/49:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/3$340

Find flight deals from Washington, D.C. to Fremont

Keep the following information in mind while searching for Washington, D.C. to Fremont flight deals. Data was last updated June 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$334
(Kiwi.com)

One-way from

$167
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$507
Provider with most accurate pricing for Washington, D.C. (WAS)-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San Francisco flights.
Search Deals
From Washington, D.C. (WAS) to Fremont
Search Deals
One-way flight from Washington, D.C. (WAS) to Fremont
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Fremont that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Fremont that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 8/31

5:36 pm-9:47 pm

1 stop7h 11m

San Francisco

Sat 9/5

7:53 am-7:50 pm

1 stop8h 57m

$359

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 10/6

6:10 am-10:43 am

1 stop7h 33m

San Francisco

Sat 10/10

1:35 pm-11:46 pm

1 stop7h 11m

$377

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 9/1

9:30 am-4:17 pm

1 stop9h 47m

San Francisco

Wed 9/2

9:39 am-5:59 pm

Nonstop5h 20m

$387

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 8/19

8:30 am-11:03 am

Nonstop5h 33m

San Francisco

Sun 8/23

11:14 pm-7:35 am

Nonstop5h 21m

$392

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 10/9

7:24 pm-9:37 am

1 stop17h 13m

San Francisco

Tue 10/13

4:18 pm-5:40 am

1 stop10h 22m

$412

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 7/3

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Tue 7/7

4:34 pm-12:55 am

Nonstop5h 21m

$427

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Mon 8/24

8:30 am-11:03 am

Nonstop5h 33m

San Francisco

Sun 8/30

11:14 pm-7:35 am

Nonstop5h 21m

$427

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 9/24

7:00 am-11:40 pm

1 stop19h 40m

San Francisco

Mon 9/28

7:03 am-5:40 am

1 stop19h 37m

$427

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 9/4

5:48 pm-8:30 pm

Nonstop5h 42m

San Francisco

Mon 9/7

9:30 pm-5:55 am

Nonstop5h 25m

$427

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Sat 7/25

6:59 pm-9:56 pm

Nonstop5h 57m

San Francisco

Wed 7/29

9:39 am-5:59 pm

Nonstop5h 20m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Washington, D.C. to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont from Washington, D.C. 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. to Fremont

What is the cheapest time of day to fly from WAS to FR8?

Find hourly flight availability from Washington, D.C. to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 7, 2026.

It’s typically best to fly out from Washington, D.C. to Fremont at noon. Doing so could potentially save you 33% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Washington, D.C. to Fremont

Explore weekly flight availability from Washington, D.C. to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 7, 2026.

The most flights from WAS to FR8 are scheduled on a Wednesday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (29 on average).

How much does it cost to fly round-trip from Washington, D.C. to Fremont?

What is the cheapest day to fly from Washington, D.C. to Fremont?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Fremont. Price data was last updated on September 28, 2025.

Travelers seeking maximum savings on their Washington, D.C. to Fremont flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Fremont. Reviews last updated June 7, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta from Washington, D.C. to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
8.0
Very good
4,257 reviews
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Alaska Airlines
7.9
Good
12,476 reviews
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Delta
7.9
Good
8,398 reviews
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
United Airlines
7.4
Good
9,779 reviews
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Frontier
5.6
Fair
2,908 reviews
Southwest
8.0
Very good
4,257 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. to Fremont?

    Airlines like Delta, Alaska Airlines, and United Airlines fly from Washington, D.C. to Fremont in about 5h 33m. The time it takes to get you to your destination can typically vary by up to 4h 14m. Airlines will cover a distance of 2412 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. to Fremont one-way?

    $65 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $92 and $128, respectively.

  • What are the most popular routes from Washington, D.C. to Fremont?

    While some choose either Washington, D.C. Reagan-National - San Francisco or Baltimore/Washington - San Francisco, Washington, D.C. Dulles Intl - San Francisco is the most popular route from Washington, D.C. to Fremont.

  • What are the most reliable airlines from Washington, D.C. to Fremont?

    Before booking your flight to Fremont from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Air China (88%), Egyptair (83%), Virgin Australia( 82%).

  • What are the cheapest flights from Washington, D.C. to Fremont?

    While on average a flight from Washington, D.C. to Fremont is generally $1,421, our data shows the cheapest flight currently is $228. When looking at the most popular route, (Washington, D.C. Dulles Intl - San Francisco), you can expect to pay $306 for that flight.

  • Can I find deals for flights from Washington, D.C. to Fremont that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Fremont.

  • Can I find deals for business class flights from Washington, D.C. to Fremont?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Washington, D.C. to Fremont

Discover the top 9 airlines that operate flights from Washington, D.C. to Fremont. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$106Average$298FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$420FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$146Average$345FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$148Average$398FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$162Average$335FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$198Average$499FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$213Average$407FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$222Average$491FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$236Average$532FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights