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Fremont

$130+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SFO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 September, booked 80 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap 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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$280
(Frontier)

One-way from

$130
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$429
Provider with most accurate pricing for Washington, D.C. (WAS)-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San Francisco flights.
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From Washington, D.C. Dulles Intl to Fremont
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One-way flight from Washington, D.C. Dulles Intl to Fremont
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Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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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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Find 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 April 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/244:03 pmIAD - SFO
1 stop9h 28mFrontier
Mon 5/511:50 pmSFO - IAD
1 stop7h 37mFrontier
Deal found 4/16$196
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:00 amIAD - SFO
Nonstop6h 08mAlaska Airlines
Sat 5/109:35 pmSFO - IAD
Nonstop5h 05mAlaska Airlines
Deal found 4/16$237
This Hawaiian Airlines deal was found by Cheapflights users on 4/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:00 amIAD - SFO
Nonstop6h 08mHawaiian Airlines
Sat 5/179:41 pmSFO - IAD
Nonstop5h 14mHawaiian Airlines
Deal found 4/16$267
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:49 pmIAD - SFO
1 stop8h 58mDelta
Mon 6/1612:49 amSFO - IAD
1 stop7h 33mDelta
Deal found 4/16$277
This Expedia deal was found by Cheapflights users on 4/16. 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.
Thu 5/297:25 amIAD - SFO
1 stop7h 59mMultiple Airlines
Mon 6/29:41 pmSFO - IAD
Nonstop5h 14mMultiple Airlines
Deal found 4/16$282
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/95:07 pmIAD - SFO
1 stop10h 15mAmerican Airlines
Mon 5/1212:21 amSFO - IAD
1 stop10h 01mAmerican Airlines
Deal found 4/17$287
This Southwest deal was found by Cheapflights users on 4/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/315:05 amIAD - SFO
1 stop7h 55mSouthwest
Tue 6/35:15 amSFO - IAD
2 stops9h 40mSouthwest
Deal found 4/17$312
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/2310:09 pmIAD - SFO
Nonstop5h 49mUnited Airlines
Mon 5/269:00 pmSFO - IAD
Nonstop5h 08mUnited Airlines
Deal found 4/17$325

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 April 17, 2025.
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

Dulles Intl

Fly to

Fremont

Route

Depart

Return

Price

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sun 5/4

7:31 am-7:44 am

1 stop27h 13m

San Francisco

Sun 5/11

9:59 pm-4:36 pm

1 stop15h 37m

$221

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

Sun 6/1

9:41 pm-5:55 am

Nonstop5h 14m

$282

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 5/9

5:07 pm-12:22 am

1 stop10h 15m

San Francisco

Mon 5/12

12:21 am-1:22 pm

1 stop10h 01m

$287

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 5/31

5:05 am-10:00 am

1 stop7h 55m

San Francisco

Tue 6/3

5:15 am-5:55 pm

2 stops9h 40m

$312

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Fri 5/23

10:09 pm-12:58 am

Nonstop5h 49m

San Francisco

Mon 5/26

9:00 pm-5:08 am

Nonstop5h 08m

$325

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sun 4/27

5:25 pm-1:19 pm

1 stop22h 54m

$130

Washington, D.C.San Francisco

IAD - SFO

IADSFO

Washington, D.C. Dulles Intl

Sat 5/10

1:20 pm-8:09 pm

1 stop9h 49m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 17 results
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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

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

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

The best time to book flights from Washington, D.C. Dulles Intl Airport to Fremont is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Fremont (average of $276). Flying from Washington, D.C. Dulles Intl Airport to Fremont 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 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 April 17, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Fremont 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 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 April 17, 2025.

The most flights from IAD to FR8 are scheduled on a Thursday (49 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Fremont by month

Plan your trip to Fremont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fremont 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 Fremont when rainfall is around 0.0 in.

Temperature in Fremont by month

Plan your trip to Fremont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fremont, 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 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 April 17, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to Fremont 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
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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
2,382 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

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

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.

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

    $130 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and Hawaiian Airlines, with prices starting from $139 and $147, 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: Qantas Airways (100%), Iberia (100%), Egyptair (98%).

  • 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 $1,057, our data shows the cheapest flight currently is $135. When looking at the most popular route, (Washington, D.C. Dulles Intl - San Francisco), you can expect to pay $178 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.

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Fremont (average of $276). Flying from Washington, D.C. Dulles Intl Airport to Fremont 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.

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 9 airlines flying from Dulles Intl to Fremont

Discover the top 9 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$63Average$213FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$244FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$167Average$370FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$198Average$376FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$208Average$491FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$237Average$425FlexibilityNo cancel feeOn-time75%
DeltaCheapest$256Average$443FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$277Average$367FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$297Average$509FlexibilityNo cancel feeOn-time69%

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