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Fremont

$187+ Cheap flights from Dulles Intl (IAD) 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SFO
Jul 25 — Aug 11
Sat 7/25
Sat 8/1
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Fremont are usually found in February or November, booked 64 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Dulles Intl to Fremont

Cheapest flights from Dulles Intl to Fremont
Explore the most affordable flight options available from Dulles Intl to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/139:50 am
IAD
-
SFO
1 stop13h 02m
Frontier
Wed 7/299:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/22$356
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:48 pm
IAD
-
SFO
Nonstop5h 42m
United Airlines
Tue 9/294:51 pm
SFO
-
IAD
Nonstop5h 22m
United Airlines
Deal found 6/22$357
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/69:50 am
IAD
-
SFO
1 stop9h 46m
Frontier
Thu 8/208:56 pm
SFO
-
IAD
1 stop8h 08m
Frontier
Deal found 6/24$358
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/127:49 am
IAD
-
SFO
1 stop14h 29m
Frontier
Wed 7/299:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/24$360
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Wed 7/1511:11 am
IAD
-
SFO
2 stops12h 34m
Frontier
Tue 7/289:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/24$361
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 7/139:50 am
IAD
-
SFO
1 stop13h 02m
Frontier
Mon 7/209:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/20$362
This Expedia deal was found by Cheapflights users on 6/23. 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.
Wed 7/159:50 am
IAD
-
SFO
1 stop8h 35m
Multiple Airlines
Tue 10/67:05 am
SFO
-
IAD
1 stop7h 48m
Multiple Airlines
Deal found 6/23$364
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 7/139:50 am
IAD
-
SFO
1 stop13h 02m
Frontier
Wed 7/229:00 pm
SFO
-
IAD
1 stop8h 20m
Frontier
Deal found 6/20$365
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Wed 7/159:50 am
IAD
-
SFO
1 stop8h 35m
Frontier
Fri 7/3111:00 pm
SFO
-
IAD
1 stop14h 34m
Frontier
Deal found 6/24$366
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Tue 8/49:50 am
IAD
-
SFO
1 stop8h 35m
Frontier
Mon 8/179:30 pm
SFO
-
IAD
1 stop7h 34m
Frontier
Deal found 6/24$367

Find flight deals from Dulles Intl to Fremont

Keep the following information in mind while searching for Dulles Intl to Fremont flight deals. Data was last updated June 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$356
(Kiwi.com)

One-way from

$187
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$612
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. Dulles Intl to Fremont
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Fremont
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 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 Dulles Intl 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 25, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Fremont that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 7/22

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Thu 7/30

4:34 pm-12:55 am

Nonstop5h 21m

$427

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 8/7

8:00 pm-10:51 pm

Nonstop5h 51m

San Francisco

Wed 8/12

2:00 pm-10:19 pm

Nonstop5h 19m

$427

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 7/29

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Thu 7/30

9:30 pm-5:53 am

Nonstop5h 23m

$467

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Wed 7/22

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Fri 7/24

11:05 pm-7:30 am

Nonstop5h 25m

$467

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Mon 8/24

6:10 am-11:28 am

1 stop8h 18m

San Francisco

Thu 8/27

5:05 am-5:04 pm

1 stop8h 59m

$516
Quickest round-trip

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 8/15

6:42 am-9:30 am

Nonstop5h 48m

San Francisco

Fri 8/21

1:15 pm-9:22 pm

Nonstop5h 07m

$537

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 8/7

8:00 pm-10:51 pm

Nonstop5h 51m

San Francisco

Sun 8/30

1:15 pm-9:22 pm

Nonstop5h 07m

$537

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 7/9

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Sat 7/11

8:10 am-4:25 pm

Nonstop5h 15m

$596

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Tue 7/14

10:21 pm-1:15 am

Nonstop5h 54m

San Francisco

Tue 7/28

6:34 pm-9:24 am

1 stop11h 50m

$599

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Thu 9/10

1:00 pm-5:42 pm

1 stop7h 42m

San Francisco

Tue 9/15

9:30 pm-5:55 am

Nonstop5h 25m

$691

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/20

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dulles Intl to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont 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 Fremont

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

Find hourly flight availability from Dulles Intl 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 25, 2026.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Fremont is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 28% on airfare.

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

Explore weekly flight availability from Dulles Intl 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 25, 2026.

The most flights from IAD to FR8 are scheduled on a Wednesday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

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

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Fremont. Price data was last updated on June 20, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Fremont flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday 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 25, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andHawaiian Airlines from Washington, D.C. Dulles Intl Airport to Fremont by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,572 reviews
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.8
Good
8,434 reviews
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,826 reviews
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,885 reviews
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Frontier
5.6
Fair
2,866 reviews
Alaska Airlines
7.9
Good
12,572 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Fremont?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Fremont in 5h 54m. Fly via United Airlines or American Airlines to get the fastest option. 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. Dulles Intl Airport to Fremont one-way?

    $92 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $96 and $128, respectively.

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

    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 Fremont on time: Air China (91%), Egyptair (82%), Virgin Australia (78%).

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

    While on average a flight from Washington, D.C. Dulles Intl Airport to Fremont is generally $1,192, our data shows the cheapest flight currently is $233. When looking at the most popular route, (Washington, D.C. Dulles Intl - San Francisco), you can expect to pay $350 for that flight.

  • Can I find deals for flights from Dulles Intl to Fremont that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Fremont?

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

  • Can I find deals for business class flights from Dulles Intl to Fremont?

    Yes. Cheapflights offers flight deals from Dulles Intl 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

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Alternative routes for Dulles Intl to Fremont

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Dulles Intl to Fremont

Discover the top 7 airlines that operate flights from Dulles Intl 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 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$146Average$301FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$148Average$458FlexibilityNo cancel feeOn-time75%
DeltaCheapest$149Average$422FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$178Average$427FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$238Average$469FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$270Average$482FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$272Average$497FlexibilityNo cancel feeOn-time71%

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