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Cheap flights from California to Washington, D.C. from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Washington, D.C. departing on 1/8. 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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Cheap round-trip flights

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Multiple Airlines Logo
12:47 pm - 2:26 pm
LAS
-
IAD
22h 39m2 stops
Multiple Airlines Logo
11:00 am - 8:52 pm
IAD
-
LAS
12h 52m1 stop
$206Multiple Airlines
Wed, Jan 7 - Sun, Jan 18
Frontier Logo
2:06 pm - 9:55 am
ONT
-
IAD
16h 49m1 stop
Frontier Logo
10:50 am - 2:27 pm
IAD
-
ONT
30h 37m1 stop
$208Frontier
Thu, Jan 29 - Sun, Feb 1
Hawaiian Airlines Logo
3:36 pm - 4:26 pm
SJC
-
IAD
21h 50m1 stop
Hawaiian Airlines Logo
6:04 pm - 9:48 am
IAD
-
SJC
18h 44m1 stop
$225Hawaiian Airlines
Fri, Jan 23 - Sat, Jan 31
Delta Logo
11:40 am - 11:10 pm
SJC
-
IAD
8h 30m1 stop
Delta Logo
7:30 am - 1:34 pm
IAD
-
SJC
9h 04m1 stop
$245Delta
Sat, Jan 17 - Sat, Jan 24
Alaska Airlines Logo
4:03 pm - 4:26 pm
ONT
-
IAD
21h 23m1 stop
Alaska Airlines Logo
6:04 pm - 3:08 pm
IAD
-
ONT
24h 04m1 stop
$246Alaska Airlines
Wed, Jan 21 - Tue, Jan 27
Alaska Airlines Logo
8:48 pm - 4:26 pm
SNA
-
IAD
16h 38m1 stop
Alaska Airlines Logo
6:04 pm - 10:05 am
IAD
-
SNA
19h 01m1 stop
$246Alaska Airlines
Thu, Jan 29 - Sat, Jan 31
Delta Logo
7:30 am - 11:10 pm
ONT
-
IAD
12h 40m1 stop
Delta Logo
7:30 am - 1:56 pm
IAD
-
ONT
9h 26m1 stop
$247Delta
Tue, Jan 13 - Sat, Jan 17
American Airlines Logo
6:00 am - 10:48 pm
SJC
-
IAD
13h 48m2 stops
American Airlines Logo
6:00 am - 1:19 pm
IAD
-
SJC
10h 19m1 stop
$256American Airlines
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
6:20 am - 4:31 pm
SAN
-
IAD
7h 11m1 stop
American Airlines Logo
5:32 pm - 10:26 pm
IAD
-
SAN
7h 54m1 stop
$256American Airlines
Sat, Feb 14 - Tue, Feb 17
Hawaiian Airlines Logo
6:18 pm - 4:26 pm
SFO
-
IAD
19h 08m1 stop
Hawaiian Airlines Logo
6:20 pm - 11:59 pm
IAD
-
SFO
8h 39m1 stop
$265Hawaiian Airlines
Thu, Feb 5 - Thu, Feb 12

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

Our best Frontier deals on California to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Jan 29
ONT2:06 pmOntario
16h 49m
1 stop
IAD9:55 amWashington, D.C. Dulles Intl
Feb 1
IAD10:50 amWashington, D.C. Dulles Intl
30h 37m
1 stop
ONT2:27 pmOntario
$208
Find similar
Frontier
Jan 7
LAS12:26 pmLas Vegas Harry Reid Intl
29h 30m
1 stop
IAD8:56 pmWashington, D.C. Dulles Intl
Jan 14
IAD6:00 amWashington, D.C. Dulles Intl
16h 54m
1 stop
LAS7:54 pmLas Vegas Harry Reid Intl
$210
Find similar
Frontier
Jan 15
LAS11:31 pmLas Vegas Harry Reid Intl
9h 12m
1 stop
IAD11:43 amWashington, D.C. Dulles Intl
Jan 18
IAD11:00 amWashington, D.C. Dulles Intl
12h 52m
1 stop
LAS8:52 pmLas Vegas Harry Reid Intl
$216
Find similar

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

Our best Alaska Airlines deals on California to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Jan 21
ONT4:03 pmOntario
21h 23m
1 stop
IAD4:26 pmWashington, D.C. Dulles Intl
Jan 27
IAD6:04 pmWashington, D.C. Dulles Intl
24h 04m
1 stop
ONT3:08 pmOntario
$246
Find similar
Alaska Airlines
Jan 14
SAN9:10 amSan Diego
4h 54m
IAD5:04 pmWashington, D.C. Dulles Intl
Jan 18
IAD5:26 pmWashington, D.C. Dulles Intl
5h 57m
SAN8:23 pmSan Diego
$253
Find similar
Alaska Airlines
Jan 13
SAN9:10 amSan Diego
4h 54m
IAD5:04 pmWashington, D.C. Dulles Intl
Jan 19
IAD5:26 pmWashington, D.C. Dulles Intl
5h 57m
SAN8:23 pmSan Diego
$255
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from 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 December 23, 2025.
Use the filters below to find and compare flights from California to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 1/7

12:47 pm-2:26 pm

2 stops22h 39m

Washington, D.C. Dulles Intl

Sun 1/18

11:00 am-8:52 pm

1 stop12h 52m

$206

OntarioWashington, D.C.

ONT - IAD

ONTIAD

Ontario

Thu 1/29

2:06 pm-9:55 am

1 stop16h 49m

Washington, D.C. Dulles Intl

Sun 2/1

10:50 am-2:27 pm

1 stop30h 37m

$208

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Fri 1/23

3:36 pm-4:26 pm

1 stop21h 50m

Washington, D.C. Dulles Intl

Sat 1/31

6:04 pm-9:48 am

1 stop18h 44m

$225

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 1/17

11:40 am-11:10 pm

1 stop8h 30m

Washington, D.C. Dulles Intl

Sat 1/24

7:30 am-1:34 pm

1 stop9h 04m

$245

OntarioWashington, D.C.

ONT - IAD

ONTIAD

Ontario

Wed 1/21

4:03 pm-4:26 pm

1 stop21h 23m

Washington, D.C. Dulles Intl

Tue 1/27

6:04 pm-3:08 pm

1 stop24h 04m

$246

Santa AnaWashington, D.C.

SNA - IAD

SNAIAD

Santa Ana J. Wayne/Orange Cnty

Thu 1/29

8:48 pm-4:26 pm

1 stop16h 38m

Washington, D.C. Dulles Intl

Sat 1/31

6:04 pm-10:05 am

1 stop19h 01m

$246

OntarioWashington, D.C.

ONT - IAD

ONTIAD

Ontario

Tue 1/13

7:30 am-11:10 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Sat 1/17

7:30 am-1:56 pm

1 stop9h 26m

$247

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sat 2/21

6:00 am-10:48 pm

2 stops13h 48m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-1:19 pm

1 stop10h 19m

$256

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 2/14

6:20 am-4:31 pm

1 stop7h 11m

Washington, D.C. Dulles Intl

Tue 2/17

5:32 pm-10:26 pm

1 stop7h 54m

$256

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Thu 2/5

6:18 pm-4:26 pm

1 stop19h 08m

Washington, D.C. Dulles Intl

Thu 2/12

6:20 pm-11:59 pm

1 stop8h 39m

$265

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 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, May is the cheapest month to fly from 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 $327. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $337.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $421. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from California to Washington, D.C. Dulles Intl Airport for around $561.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from California in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $381 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $547 on average. Flights to Washington, D.C. Dulles Intl Airport from California at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Sacramento Intl to Washington, D.C. Dulles Intl for the best California - 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 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 $388 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 California for as low as $292 on momondo.

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

There are 4 cabin classes available to choose from on California 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.

Can stopping save me money on California to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 38% on your flight if you consider stops on a California to Washington, D.C. Dulles Intl Airport flight.

Cheap California to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

$168

Fastest flight time

4h 20m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from California in the past 72 hours is $168. The best round-trip flight deal from California to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $289.
The fastest flight from California to Washington, D.C. Dulles Intl Airport takes 4h 20m
Direct flights go from California to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

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

    Prices for flights from California to Washington, D.C. Dulles Intl Airport refresh daily.

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

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

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

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl 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 California to Washington, D.C. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from California to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $72Free CancellationRating
6.3
8,194 reviews
Search Spirit Airlines flights
FrontierPriceFrom $127Free CancellationRating
5.8
3,073 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $138Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $168Free CancellationRating
7.9
8,015 reviews
Search Delta flights
American AirlinesPriceFrom $172Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $227Free CancellationRating
8.0
11,517 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $227Free CancellationRating
7.4
9,109 reviews
Search United Airlines flights
SouthwestPriceFrom $246Free CancellationRating
8.0
4,256 reviews
Search Southwest 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
Fredericksburg
Towson
Rockville
Harpers Ferry
Gaithersburg
Reston
Manassas
Sterling
Fairfax

Why use momondo?

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

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

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

Flights from California to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Washington, D.C. from California 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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