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Cheap flights from San Jose, California to Washington, D.C. from $126

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 2/11. 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.
Southwest Logo
12:10 pm - 9:55 pm
SJC
-
IAD
6h 45m
1 stop
Southwest Logo
4:30 pm - 9:55 pm
IAD
-
SJC
8h 25m
1 stop
$251Southwest
Wed, Feb 18 - Wed, Feb 25
American Airlines Logo
6:00 am - 4:34 pm
SJC
-
IAD
7h 34m
1 stop
American Airlines Logo
6:00 am - 1:29 pm
IAD
-
SJC
10h 29m
1 stop
$253American Airlines
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
7:15 pm - 8:48 am
SJC
-
IAD
10h 33m
2 stops
American Airlines Logo
6:00 am - 1:17 pm
IAD
-
SJC
10h 17m
1 stop
$256American Airlines
Wed, Feb 18 - Wed, Feb 25
Delta Logo
1:57 pm - 12:21 am
SJC
-
IAD
7h 24m
1 stop
Delta Logo
6:01 am - 12:08 pm
IAD
-
SJC
9h 07m
1 stop
$257Delta
Tue, Mar 3 - Wed, Mar 11
American Airlines Logo
4:20 pm - 8:48 am
SJC
-
IAD
13h 28m
2 stops
American Airlines Logo
6:00 am - 1:29 pm
IAD
-
SJC
10h 29m
1 stop
$258American Airlines
Sat, Feb 21 - Tue, Feb 24
Delta Logo
10:35 pm - 11:35 am
SJC
-
IAD
10h 00m
1 stop
Delta Logo
7:15 am - 2:56 pm
IAD
-
SJC
10h 41m
2 stops
$262Delta
Wed, Feb 18 - Wed, Feb 25
Delta Logo
9:59 am - 11:36 pm
SJC
-
IAD
10h 37m
2 stops
Delta Logo
6:00 am - 3:05 pm
IAD
-
SJC
12h 05m
2 stops
$268Delta
Tue, Apr 28 - Sat, May 2
American Airlines Logo
4:20 pm - 8:48 am
SJC
-
IAD
13h 28m
2 stops
American Airlines Logo
11:30 am - 9:30 pm
IAD
-
SJC
13h 00m
2 stops
$269American Airlines
Sat, Feb 21 - Tue, Feb 24
Delta Logo
10:35 pm - 9:13 am
SJC
-
IAD
7h 38m
1 stop
Delta Logo
7:00 am - 2:56 pm
IAD
-
SJC
10h 56m
1 stop
$277Delta
Mon, Mar 2 - Wed, Mar 11
Delta Logo
6:25 pm - 11:53 am
SJC
-
IAD
14h 28m
2 stops
Delta Logo
7:00 am - 2:56 pm
IAD
-
SJC
10h 56m
1 stop
$282Delta
Mon, Mar 2 - Sat, Mar 14

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
Mar 3
SJC10:35 pmSan Jose
7h 38m
1 stop
IAD9:13 amWashington, D.C. Dulles Intl
Mar 14
IAD7:00 amWashington, D.C. Dulles Intl
10h 56m
1 stop
SJC2:56 pmSan Jose
$257
Delta
Feb 18
SJC10:35 pmSan Jose
10h 00m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
Feb 25
IAD7:15 amWashington, D.C. Dulles Intl
10h 41m
2 stops
SJC2:56 pmSan Jose
$262
Delta
Apr 28
SJC9:59 amSan Jose
10h 37m
2 stops
IAD11:36 pmWashington, D.C. Dulles Intl
May 2
IAD6:00 amWashington, D.C. Dulles Intl
12h 05m
2 stops
SJC3:05 pmSan Jose
$268

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

Our best Southwest deals on San Jose, California to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
Feb 18
SJC12:10 pmSan Jose
6h 45m
1 stop
IAD9:55 pmWashington, D.C. Dulles Intl
Feb 25
IAD4:30 pmWashington, D.C. Dulles Intl
8h 25m
1 stop
SJC9:55 pmSan Jose
$251
Southwest
Feb 28
SJC12:20 pmSan Jose
6h 25m
1 stop
IAD9:45 pmWashington, D.C. Dulles Intl
Mar 8
IAD5:05 amWashington, D.C. Dulles Intl
8h 10m
1 stop
SJC9:15 amSan Jose
$274
Southwest
Feb 12
SJC6:45 amSan Jose
8h 35m
1 stop
IAD6:20 pmWashington, D.C. Dulles Intl
Feb 17
IAD5:30 amWashington, D.C. Dulles Intl
7h 50m
1 stop
SJC10:20 amSan Jose
$294

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 January 21, 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

Wed 2/18

12:10 pm-9:55 pm

1 stop6h 45m

Washington, D.C. Dulles Intl

Wed 2/25

4:30 pm-9:55 pm

1 stop8h 25m

$251

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 2/21

6:00 am-4:34 pm

1 stop7h 34m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-1:29 pm

1 stop10h 29m

$253

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Wed 2/18

7:15 pm-8:48 am

2 stops10h 33m

Washington, D.C. Dulles Intl

Wed 2/25

6:00 am-1:17 pm

1 stop10h 17m

$256

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 3/3

1:57 pm-12:21 am

1 stop7h 24m

Washington, D.C. Dulles Intl

Wed 3/11

6:01 am-12:08 pm

1 stop9h 07m

$257

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 2/21

4:20 pm-8:48 am

2 stops13h 28m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-1:29 pm

1 stop10h 29m

$258

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Wed 2/18

10:35 pm-11:35 am

1 stop10h 00m

Washington, D.C. Dulles Intl

Wed 2/25

7:15 am-2:56 pm

2 stops10h 41m

$262

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 4/28

9:59 am-11:36 pm

2 stops10h 37m

Washington, D.C. Dulles Intl

Sat 5/2

6:00 am-3:05 pm

2 stops12h 05m

$268

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 2/21

4:20 pm-8:48 am

2 stops13h 28m

Washington, D.C. Dulles Intl

Tue 2/24

11:30 am-9:30 pm

2 stops13h 00m

$269

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Mon 3/2

10:35 pm-9:13 am

1 stop7h 38m

Washington, D.C. Dulles Intl

Wed 3/11

7:00 am-2:56 pm

1 stop10h 56m

$277

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Mon 3/2

6:25 pm-11:53 am

2 stops14h 28m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-2:56 pm

1 stop10h 56m

$282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 $320. 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 $379 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 is only 1 cabin class 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 January 2026, prices for San Jose, California to Washington, D.C. Dulles Intl Airport flights are approximately 27% cheaper 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

6h 30m

Direct flights

Tue
The fastest flight from San Jose, California to Washington, D.C. Dulles Intl Airport takes 6h 30m
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 6h 30m.

  • 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
3,057 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $216Free CancellationRating
8.0
11,775 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $276Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
8,089 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
Rockville
Gaithersburg
Manassas
Harpers Ferry
Sterling
Springfield
Fairfax

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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