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Cheap flights from San Jose, California to Washington, D.C. from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Washington, D.C. departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Jose, California to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:05 pm - 5:27 pm
SJC
-
IAD
18h 22m
1 stop
Alaska Airlines Logo
6:20 pm - 9:49 am
IAD
-
SJC
18h 29m
1 stop
$237Alaska Airlines
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
12:45 pm - 5:27 pm
SJC
-
IAD
25h 42m
1 stop
Alaska Airlines Logo
7:05 am - 1:42 pm
IAD
-
SJC
9h 37m
1 stop
$251Alaska Airlines
Tue, Feb 24 - Tue, Mar 3
Alaska Airlines Logo
7:00 am - 5:27 pm
SJC
-
IAD
7h 27m
1 stop
Alaska Airlines Logo
7:05 am - 1:42 pm
IAD
-
SJC
9h 37m
1 stop
$254Alaska Airlines
Tue, Mar 3 - Wed, Mar 11
Delta Logo
11:45 am - 11:10 pm
SJC
-
IAD
8h 25m
1 stop
Delta Logo
6:00 am - 12:39 pm
IAD
-
SJC
9h 39m
1 stop
$257Delta
Sat, Feb 28 - Sat, Mar 7
American Airlines Logo
6:00 am - 4:31 pm
SJC
-
IAD
7h 31m
1 stop
American Airlines Logo
3:11 pm - 10:32 pm
IAD
-
SJC
10h 21m
2 stops
$259American Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
6:20 am - 7:09 pm
SJC
-
IAD
9h 49m
2 stops
Delta Logo
3:35 pm - 9:33 pm
IAD
-
SJC
8h 58m
1 stop
$262Delta
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
6:00 am - 8:30 pm
SJC
-
IAD
11h 30m
2 stops
American Airlines Logo
3:11 pm - 10:32 pm
IAD
-
SJC
10h 21m
2 stops
$264American Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
9:15 am - 12:21 am
SJC
-
IAD
12h 06m
2 stops
Delta Logo
6:00 am - 12:52 pm
IAD
-
SJC
9h 52m
2 stops
$267Delta
Tue, Mar 3 - Tue, Mar 10
Southwest Logo
12:10 pm - 9:55 pm
SJC
-
IAD
6h 45m
1 stop
Southwest Logo
5:10 am - 12:35 pm
IAD
-
SJC
10h 25m
1 stop
$274Southwest
Tue, Feb 24 - Fri, Feb 27
Alaska Airlines Logo
6:03 pm - 5:40 am
SJC
-
IAD
8h 37m
1 stop
Alaska Airlines Logo
7:05 am - 1:42 pm
IAD
-
SJC
9h 37m
1 stop
$277Alaska Airlines
Fri, Mar 6 - Tue, Mar 10

Delta flights from San Jose, California to Washington, D.C. Dulles Intl Airport

Our best Delta deals on San Jose, California to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 28
SJC11:45 amSan Jose
8h 25m
1 stop
IAD11:10 pmWashington, D.C. Dulles Intl
Mar 7
IAD6:00 amWashington, D.C. Dulles Intl
9h 39m
1 stop
SJC12:39 pmSan Jose
$257
Delta
Mar 3
SJC9:15 amSan Jose
11h 31m
2 stops
IAD11:46 pmWashington, D.C. Dulles Intl
Mar 10
IAD3:35 pmWashington, D.C. Dulles Intl
8h 58m
1 stop
SJC9:33 pmSan Jose
$262
Delta
Mar 3
SJC9:15 amSan Jose
12h 06m
2 stops
IAD12:21 amWashington, D.C. Dulles Intl
Mar 10
IAD6:00 amWashington, D.C. Dulles Intl
9h 52m
2 stops
SJC12:52 pmSan Jose
$267

American Airlines flights from San Jose, California to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on San Jose, California to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Mar 3
SJC11:01 amSan Jose
8h 52m
1 stop
IAD10:53 pmWashington, D.C. Dulles Intl
Mar 10
IAD3:11 pmWashington, D.C. Dulles Intl
10h 21m
2 stops
SJC10:32 pmSan Jose
$259
American Airlines
Mar 3
SJC6:00 amSan Jose
11h 30m
2 stops
IAD8:30 pmWashington, D.C. Dulles Intl
Mar 10
IAD3:11 pmWashington, D.C. Dulles Intl
10h 21m
2 stops
SJC10:32 pmSan Jose
$264
American Airlines
Feb 18
SJC6:00 amSan Jose
11h 30m
2 stops
IAD8:30 pmWashington, D.C. Dulles Intl
Feb 25
IAD6:00 amWashington, D.C. Dulles Intl
10h 17m
1 stop
SJC1:17 pmSan Jose
$346

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from San Jose, California to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

8:05 pm-5:27 pm

1 stop18h 22m

Washington, D.C. Dulles Intl

Tue 3/10

6:20 pm-9:49 am

1 stop18h 29m

$237

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 2/24

12:45 pm-5:27 pm

1 stop25h 42m

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-1:42 pm

1 stop9h 37m

$251

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

7:00 am-5:27 pm

1 stop7h 27m

Washington, D.C. Dulles Intl

Wed 3/11

7:05 am-1:42 pm

1 stop9h 37m

$254

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 2/28

11:45 am-11:10 pm

1 stop8h 25m

Washington, D.C. Dulles Intl

Sat 3/7

6:00 am-12:39 pm

1 stop9h 39m

$257

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

6:00 am-4:31 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

Tue 3/10

3:11 pm-10:32 pm

2 stops10h 21m

$259

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

6:20 am-7:09 pm

2 stops9h 49m

Washington, D.C. Dulles Intl

Tue 3/10

3:35 pm-9:33 pm

1 stop8h 58m

$262

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

6:00 am-8:30 pm

2 stops11h 30m

Washington, D.C. Dulles Intl

Tue 3/10

3:11 pm-10:32 pm

2 stops10h 21m

$264

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

9:15 am-12:21 am

2 stops12h 06m

Washington, D.C. Dulles Intl

Tue 3/10

6:00 am-12:52 pm

2 stops9h 52m

$267

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 2/24

12:10 pm-9:55 pm

1 stop6h 45m

Washington, D.C. Dulles Intl

Fri 2/27

5:10 am-12:35 pm

1 stop10h 25m

$274

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Fri 3/6

6:03 pm-5:40 am

1 stop8h 37m

Washington, D.C. Dulles Intl

Tue 3/10

7:05 am-1:42 pm

1 stop9h 37m

$277

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Jose, California to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, April is the cheapest month to fly from San Jose, California to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $329. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $336.

What is the cheapest San Jose to Washington, D.C. Dulles Intl flight route?

Fly from San Jose to Washington, D.C. Dulles Intl for the best San Jose - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $381 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from San Jose, California for as low as $178 on momondo.

What cabin class options are available on San Jose to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on San Jose to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Jose, California to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of February 2026, prices for San Jose, California to Washington, D.C. Dulles Intl Airport flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from San Jose, California to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to Washington, D.C. Dulles Intl Airport (SJC to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Washington, D.C. Dulles Intl Airport

Fastest flight time

7h 04m

Direct flights

Tue
The fastest flight from San Jose, California to Washington, D.C. Dulles Intl Airport takes 7h 04m
Direct flights go from San Jose, California to Washington, D.C. Dulles Intl Airport on Tuesday. There are no airlines offering direct flights.
Search flight deals

  • How far is San Jose to Washington, D.C. Dulles Intl by plane?

    San Jose and Washington, D.C. Dulles Intl are 2391.6 mi apart from one another. A reasonable flight in good conditions will take 7h 04m.

  • When did momondo last update prices for flights from San Jose Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from San Jose Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from San Jose Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from San Jose Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Jose, California to Washington, D.C. Dulles Intl Airport?

Best airlines flying from San Jose, California to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from San Jose, California to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $156Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $216Free CancellationRating
8.0
11,834 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $276Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
8,138 reviews
Search Delta flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Washington, D.C. for you.

Can I find flights from San Jose to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from San Jose on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Jose to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from San Jose.

I’m not ready to book a flight from San Jose to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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