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Cheap flights from Washington, D.C. to San Jose from $102

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. to San Jose departing on 2/18. 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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0 bags

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Find the cheapest flights from Washington, D.C. to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:04 pm - 9:48 am
IAD
-
SJC
18h 44m1 stop
Alaska Airlines Logo
5:45 pm - 5:04 pm
SJC
-
IAD
20h 19m1 stop
$250Alaska Airlines
Sat, Jan 17 - Tue, Jan 20
Alaska Airlines Logo
8:59 am - 5:34 pm
DCA
-
SJC
11h 35m1 stop
Alaska Airlines Logo
1:59 pm - 4:01 pm
SJC
-
DCA
23h 02m1 stop
$250Alaska Airlines
Sat, Jan 17 - Tue, Jan 20
Southwest Logo
5:30 pm - 10:10 pm
IAD
-
SJC
7h 40m1 stop
Southwest Logo
12:10 pm - 9:55 pm
SJC
-
IAD
6h 45m1 stop
$251Southwest
Wed, Jan 7 - Wed, Jan 28
American Airlines Logo
7:00 am - 12:10 pm
DCA
-
SJC
8h 10m1 stop
American Airlines Logo
6:00 am - 3:59 pm
SJC
-
DCA
6h 59m1 stop
$251American Airlines
Wed, Jan 14 - Wed, Jan 21
Southwest Logo
4:30 pm - 9:55 pm
IAD
-
SJC
8h 25m1 stop
Southwest Logo
9:55 am - 9:55 pm
SJC
-
IAD
9h 00m2 stops
$256Southwest
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
7:50 am - 1:42 pm
DCA
-
SJC
8h 52m1 stop
American Airlines Logo
6:00 am - 6:44 pm
SJC
-
DCA
9h 44m2 stops
$256American Airlines
Wed, Jan 14 - Wed, Jan 21
Delta Logo
7:05 am - 12:24 pm
IAD
-
SJC
8h 19m1 stop
Delta Logo
11:40 am - 11:10 pm
SJC
-
IAD
8h 30m1 stop
$257Delta
Sat, Jan 10 - Sat, Jan 17
Delta Logo
4:38 pm - 10:12 pm
DCA
-
SJC
8h 34m1 stop
Delta Logo
10:45 pm - 11:20 am
SJC
-
DCA
9h 35m1 stop
$257Delta
Wed, Jan 7 - Tue, Jan 20
Southwest Logo
9:05 am - 6:05 pm
IAD
-
SJC
12h 00m2 stops
Southwest Logo
9:55 am - 9:55 pm
SJC
-
IAD
9h 00m2 stops
$261Southwest
Tue, Jan 27 - Wed, Feb 4
United Airlines Logo
2:24 pm - 8:56 pm
IAD
-
SJC
9h 32m1 stop
United Airlines Logo
8:40 am - 7:21 pm
SJC
-
IAD
7h 41m1 stop
$274United Airlines
Wed, Jan 7 - Thu, Jan 8

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

Our best Alaska Airlines deals on Washington, D.C. to San Jose, California flight tickets
Alaska Airlines
Jan 17
IAD6:04 pmWashington, D.C. Dulles Intl
18h 44m
1 stop
SJC9:48 amSan Jose
Jan 20
SJC5:45 pmSan Jose
20h 19m
1 stop
IAD5:04 pmWashington, D.C. Dulles Intl
$250
Find similar
Alaska Airlines
Jan 21
IAD5:26 pmWashington, D.C. Dulles Intl
8h 09m
1 stop
SJC10:35 pmSan Jose
Jan 23
SJC7:00 amSan Jose
7h 04m
1 stop
IAD5:04 pmWashington, D.C. Dulles Intl
$273
Find similar
Alaska Airlines
Jan 10
DCA8:00 amWashington, D.C. Reagan-National
9h 42m
1 stop
SJC2:42 pmSan Jose
Jan 17
SJC9:05 amSan Jose
9h 54m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$290
Find similar

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

Our best American Airlines deals on Washington, D.C. to San Jose, California flight tickets
American Airlines
Jan 17
DCA10:10 amWashington, D.C. Reagan-National
11h 24m
2 stops
SJC6:34 pmSan Jose
Jan 21
SJC6:00 amSan Jose
9h 44m
2 stops
DCA6:44 pmWashington, D.C. Reagan-National
$261
Find similar
American Airlines
Jan 21
DCA7:00 amWashington, D.C. Reagan-National
8h 10m
1 stop
SJC12:10 pmSan Jose
Jan 25
SJC7:24 pmSan Jose
8h 36m
1 stop
DCA7:00 amWashington, D.C. Reagan-National
$274
Find similar
American Airlines
Feb 8
IAD6:00 amWashington, D.C. Dulles Intl
10h 42m
1 stop
SJC1:42 pmSan Jose
Feb 10
SJC9:55 amSan Jose
10h 24m
2 stops
IAD11:19 pmWashington, D.C. Dulles Intl
$279
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sat 1/17

6:04 pm-9:48 am

1 stop18h 44m

San Jose

Tue 1/20

5:45 pm-5:04 pm

1 stop20h 19m

$250

Washington, D.C.San Jose

DCA - SJC

DCASJC

Washington, D.C. Reagan-National

Sat 1/17

8:59 am-5:34 pm

1 stop11h 35m

San Jose

Tue 1/20

1:59 pm-4:01 pm

1 stop23h 02m

$250

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 1/7

5:30 pm-10:10 pm

1 stop7h 40m

San Jose

Wed 1/28

12:10 pm-9:55 pm

1 stop6h 45m

$251

Washington, D.C.San Jose

DCA - SJC

DCASJC

Washington, D.C. Reagan-National

Wed 1/14

7:00 am-12:10 pm

1 stop8h 10m

San Jose

Wed 1/21

6:00 am-3:59 pm

1 stop6h 59m

$251

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 1/7

4:30 pm-9:55 pm

1 stop8h 25m

San Jose

Wed 1/14

9:55 am-9:55 pm

2 stops9h 00m

$256

Washington, D.C.San Jose

DCA - SJC

DCASJC

Washington, D.C. Reagan-National

Wed 1/14

7:50 am-1:42 pm

1 stop8h 52m

San Jose

Wed 1/21

6:00 am-6:44 pm

2 stops9h 44m

$256

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Sat 1/10

7:05 am-12:24 pm

1 stop8h 19m

San Jose

Sat 1/17

11:40 am-11:10 pm

1 stop8h 30m

$257

Washington, D.C.San Jose

DCA - SJC

DCASJC

Washington, D.C. Reagan-National

Wed 1/7

4:38 pm-10:12 pm

1 stop8h 34m

San Jose

Tue 1/20

10:45 pm-11:20 am

1 stop9h 35m

$257

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Tue 1/27

9:05 am-6:05 pm

2 stops12h 00m

San Jose

Wed 2/4

9:55 am-9:55 pm

2 stops9h 00m

$261

Washington, D.C.San Jose

IAD - SJC

IADSJC

Washington, D.C. Dulles Intl

Wed 1/7

2:24 pm-8:56 pm

1 stop9h 32m

San Jose

Thu 1/8

8:40 am-7:21 pm

1 stop7h 41m

$274

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. 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 cheapest month to fly to San Jose, California?

The month of August is, on average, the cheapest month to fly to San Jose, California from Washington, D.C., with most prices found around $277. If you are unable to visit San Jose, California during the month of August, then departing from Washington, D.C. during the month September is also very affordable. Most momondo users find prices during this month for around $307.

What is the cheapest day to depart on your flight to San Jose, California?

On average, the least expensive day to fly to San Jose, California from Washington, D.C. is on a Saturday. momondo users have found tickets for Saturday departures for as low as $354. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to San Jose, California for around $507.

What is the cheapest time of day to depart on your flight to San Jose, California?

The cheapest time of day to fly to San Jose, California is in the evening when flights can be purchased for as low as $178. In the afternoon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $453 per ticket.

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

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

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $386 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. for as low as $285 on momondo.

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

There is only 1 cabin class available to choose from on Washington, D.C. to San Jose flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to San Jose, California flights?

You could potentially save up to 12% on your flight if you consider stops on a Washington, D.C. to San Jose, California flight.

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

As of December 2025, prices for Washington, D.C. to San Jose, California flights are approximately 12% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to San Jose, California (WAS to SJC) flight deals and tips

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

Best Price Found

$576

Fastest flight time

5h 35m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in San Jose, California

1 airport
The best flight deal from Washington, D.C. to San Jose, California found on momondo in the last 72 hours is $576
The fastest flight from Washington, D.C. to San Jose, California takes 5h 35m
Direct flights go from Washington, D.C. to San Jose, California on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in San Jose, California. From Washington, D.C. there are direct flights to San Jose (SJC).
Search flight deals

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

    The distance between Washington, D.C. and San Jose is about 2413.9 mi. Typically, this will take 5h 35m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. to San Jose Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Jose Airport.

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

    The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to San Jose, California?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $126Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $159Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
DeltaPriceFrom $177Free CancellationRating
7.9
8,006 reviews
Search Delta flights
American AirlinesPriceFrom $184Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $224Free CancellationRating
8.0
11,474 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $233Free CancellationRating
7.9
4,249 reviews
Search Southwest flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to San Jose. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to San Jose from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to San Jose.

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

Of course. momondo tracks the price of Washington, D.C. to San Jose flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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