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Cheap flights from Washington, D.C. Dulles Intl Airport to San Jose from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Jose departing on 5/27. 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 Washington, D.C. Dulles Intl Airport to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:49 pm - 9:26 am
IAD
-
SJC
16h 37m
1 stop
Alaska Airlines Logo
7:13 am - 6:45 pm
SJC
-
IAD
8h 32m
1 stop
$285Alaska Airlines
Tue, Jun 30 - Wed, Jul 8
Frontier Logo
9:55 am - 1:17 pm
IAD
-
SJC
30h 22m
1 stop
Frontier Logo
2:12 pm - 8:25 am
SJC
-
IAD
15h 13m
1 stop
$290Frontier
Fri, Jun 12 - Sun, Jun 14
Alaska Airlines Logo
7:37 pm - 9:45 am
IAD
-
SJC
17h 08m
1 stop
Alaska Airlines Logo
1:14 pm - 7:34 am
SJC
-
IAD
15h 20m
1 stop
$295Alaska Airlines
Sat, May 23 - Wed, May 27
Multiple Airlines Logo
7:37 pm - 9:45 am
IAD
-
SJC
17h 08m
1 stop
Multiple Airlines Logo
2:12 pm - 8:25 am
SJC
-
IAD
15h 13m
1 stop
$299Multiple Airlines
Thu, Jun 4 - Thu, Jun 11
United Airlines Logo
6:30 am - 12:03 pm
IAD
-
SJC
8h 33m
1 stop
United Airlines Logo
6:37 pm - 5:27 am
SJC
-
IAD
7h 50m
1 stop
$300United Airlines
Wed, Jun 3 - Wed, Jun 3
Frontier Logo
9:55 am - 1:17 pm
IAD
-
SJC
30h 22m
1 stop
Frontier Logo
2:12 pm - 8:25 am
SJC
-
IAD
15h 13m
1 stop
$301Frontier
Wed, Jun 24 - Sat, Jun 27
Southwest Logo
4:30 pm - 9:55 pm
IAD
-
SJC
8h 25m
1 stop
Southwest Logo
6:30 am - 4:25 pm
SJC
-
IAD
6h 55m
1 stop
$302Southwest
Wed, May 27 - Sat, May 30
United Airlines Logo
6:30 am - 12:03 pm
IAD
-
SJC
8h 33m
1 stop
United Airlines Logo
1:10 pm - 12:31 am
SJC
-
IAD
8h 21m
1 stop
$303United Airlines
Tue, Jul 21 - Tue, Jul 28
United Airlines Logo
10:13 am - 5:31 pm
IAD
-
SJC
10h 18m
1 stop
United Airlines Logo
1:10 pm - 12:31 am
SJC
-
IAD
8h 21m
1 stop
$304United Airlines
Sun, May 24 - Fri, May 29
Alaska Airlines Logo
6:00 am - 1:40 pm
IAD
-
SJC
10h 40m
1 stop
Alaska Airlines Logo
8:15 pm - 7:34 am
SJC
-
IAD
8h 19m
1 stop
$305Alaska Airlines
Sat, May 30 - Wed, Jun 3

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

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to San Jose, California flight tickets
Alaska Airlines
Jun 30
IAD7:49 pmWashington, D.C. Dulles Intl
16h 37m
1 stop
SJC9:26 amSan Jose
Jul 14
SJC8:12 pmSan Jose
19h 33m
1 stop
IAD6:45 pmWashington, D.C. Dulles Intl
$285
Alaska Airlines
May 23
IAD7:37 pmWashington, D.C. Dulles Intl
17h 08m
1 stop
SJC9:45 amSan Jose
May 27
SJC8:15 pmSan Jose
8h 19m
1 stop
IAD7:34 amWashington, D.C. Dulles Intl
$295
Alaska Airlines
May 30
IAD6:00 amWashington, D.C. Dulles Intl
10h 40m
1 stop
SJC1:40 pmSan Jose
Jun 3
SJC8:15 pmSan Jose
8h 19m
1 stop
IAD7:34 amWashington, D.C. Dulles Intl
$305

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

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to San Jose, California flight tickets
Frontier
Jun 12
IAD9:55 amWashington, D.C. Dulles Intl
30h 22m
1 stop
SJC1:17 pmSan Jose
Jun 14
SJC2:12 pmSan Jose
15h 13m
1 stop
IAD8:25 amWashington, D.C. Dulles Intl
$290
Frontier
Jun 24
IAD9:55 amWashington, D.C. Dulles Intl
30h 22m
1 stop
SJC1:17 pmSan Jose
Jun 27
SJC2:12 pmSan Jose
15h 13m
1 stop
IAD8:25 amWashington, D.C. Dulles Intl
$301
Frontier
Jun 4
IAD8:47 pmWashington, D.C. Dulles Intl
18h 12m
2 stops
SJC11:59 amSan Jose
Jun 8
SJC2:12 pmSan Jose
15h 13m
1 stop
IAD8:25 amWashington, D.C. Dulles Intl
$369

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to San Jose, California 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 April 30, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Tue 6/30

7:49 pm-9:26 am

1 stop16h 37m

San Jose

Wed 7/8

7:13 am-6:45 pm

1 stop8h 32m

$285

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Fri 6/12

9:55 am-1:17 pm

1 stop30h 22m

San Jose

Sun 6/14

2:12 pm-8:25 am

1 stop15h 13m

$290

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sat 5/23

7:37 pm-9:45 am

1 stop17h 08m

San Jose

Wed 5/27

1:14 pm-7:34 am

1 stop15h 20m

$295

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Thu 6/4

7:37 pm-9:45 am

1 stop17h 08m

San Jose

Thu 6/11

2:12 pm-8:25 am

1 stop15h 13m

$299

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 6/3

6:30 am-12:03 pm

1 stop8h 33m

San Jose

Wed 6/3

6:37 pm-5:27 am

1 stop7h 50m

$300

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 6/24

9:55 am-1:17 pm

1 stop30h 22m

San Jose

Sat 6/27

2:12 pm-8:25 am

1 stop15h 13m

$301
Quickest round-trip

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 5/27

4:30 pm-9:55 pm

1 stop8h 25m

San Jose

Sat 5/30

6:30 am-4:25 pm

1 stop6h 55m

$302

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Tue 7/21

6:30 am-12:03 pm

1 stop8h 33m

San Jose

Tue 7/28

1:10 pm-12:31 am

1 stop8h 21m

$303

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sun 5/24

10:13 am-5:31 pm

1 stop10h 18m

San Jose

Fri 5/29

1:10 pm-12:31 am

1 stop8h 21m

$304

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sat 5/30

6:00 am-1:40 pm

1 stop10h 40m

San Jose

Wed 6/3

8:15 pm-7:34 am

1 stop8h 19m

$305

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 San Jose from

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

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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and San Jose, California?

What is the cheapest month to fly to San Jose, California?

The month of September is, on average, the cheapest month to fly to San Jose, California from Washington, D.C. Dulles Intl Airport, with most prices found around $289. If you are unable to visit San Jose, California during the month of September, then departing from Washington, D.C. Dulles Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $301.

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

You are more likely to see cheaper flights to San Jose, California from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Washington, D.C. Dulles Intl Airport for as low as $252 on momondo.

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

As of April 2026, prices for Washington, D.C. Dulles Intl Airport to San Jose, California flights are approximately 23% cheaper when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

7h 45m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to San Jose, California takes 7h 45m
There are no direct flights from Washington, D.C. Dulles Intl Airport to San Jose, California. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to San Jose, California.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to San Jose, California

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

    A flight from Washington, D.C. Dulles Intl to San Jose will travel around 2391.6 mi. Typically, this will take 7h 45m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The required travel and health documents for your San Jose 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 San Jose 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 Washington, D.C. Dulles Intl Airport to San Jose, California?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $148Free CancellationRating
7.9
12,313 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $242Free CancellationRating
8.0
4,314 reviews
Search Southwest flights
United AirlinesPriceFrom $264Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
8,465 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to San Jose. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Washington, D.C. to San Jose on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Washington, D.C. and San Jose by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Jose from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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