What is the cheapest airline that flies from California to Washington, D.C.?

Frontier, Delta, and Alaska Airlines are the most popular carriers operating from California to Washington, D.C.

What airlines fly to Washington, D.C.?

United Airlines, Southwest and Alaska Airlines are the top three most popular airlines that fly to Washington, D.C. from California according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 9 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Washington, D.C.?

Flight times from California to Washington, D.C. vary, but if you’re flying out of Los Angeles and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 4h 33m on average. Another popular route from California to Washington, D.C. is flying from San Diego to Washington, D.C. Dulles Intl Airport, which will take roughly 4h 37m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from California to Washington, D.C. on average per week?

As of February 2026, 256 flights take off from California and land in Washington, D.C. each week. The most common flight departure day for this route is Wed, with 39% of weekly flights taking off on this day.

How many flights depart from California to Washington, D.C. on average per day?

36 flights are operational daily from California to Washington, D.C. as of February 2026. The most popular departure time for this route is 8:00AM, with 43% of flights per day taking off at noon.

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

Prices for flights from California to Washington, D.C. are refreshed on a daily basis.

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

As of February 2026, there are 9 operators available to choose from for flights from California to Washington, D.C..

How old do you have to be to fly from California to Washington, D.C.?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$65 Cheap Flights from California to Washington, D.C. in 2026

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One-way

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Cheap round-trip flights

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8:40 am - 9:59 pm

ONT

DCA

10h 19m

1 stop

8:00 am - 11:59 pm

DCA

ONT

18h 59m

1 stop

$185Frontier

ti., mar. 3 - ti., mar. 10

6:05 am - 4:59 pm

ONT

DCA

7h 54m

1 stop

6:00 pm - 11:59 pm

DCA

ONT

8h 59m

1 stop

$188Frontier

to., mar. 5 - on., mar. 11

12:59 am - 8:12 am

ONT

BWI

28h 13m

2 stops

5:45 am - 4:38 pm

BWI

ONT

13h 53m

1 stop

$207Multiple Airlines

ti., apr. 21 - ma., apr. 27

8:26 am - 9:57 am

ONT

BWI

22h 31m

1 stop

7:34 pm - 11:55 pm

BWI

ONT

31h 21m

2 stops

$215Multiple Airlines

fr., mai 1 - ma., mai 4

6:44 pm - 9:14 am

LAX

BWI

11h 30m

1 stop

4:05 pm - 11:56 pm

BWI

LAX

10h 51m

1 stop

$220Spirit Airlines

ma., mar. 23 - ti., mar. 24

7:18 pm - 10:27 am

LAX

BWI

12h 09m

1 stop

12:30 pm - 11:50 pm

BWI

LAX

14h 20m

1 stop

$223Spirit Airlines

on., mar. 4 - sø., mar. 8

9:28 am - 5:27 pm

SAN

IAD

4h 59mnonstop

6:20 pm - 9:19 pm

IAD

SAN

5h 59mnonstop

$227Alaska Airlines

ti., mar. 10 - ma., mar. 16

9:20 am - 5:22 pm

SAN

IAD

5h 02mnonstop

6:22 pm - 9:22 pm

IAD

SAN

6h 00mnonstop

$228Hawaiian Airlines

on., mar. 25 - on., apr. 1

9:28 am - 5:27 pm

SAN

IAD

4h 59mnonstop

6:20 pm - 9:19 pm

IAD

SAN

5h 59mnonstop

$236Hawaiian Airlines

fr., mar. 6 - ti., mar. 10

6:30 am - 5:20 pm

SFO

IAD

7h 50m

1 stop

6:20 pm - 11:59 pm

IAD

SFO

8h 39m

1 stop

$237Alaska Airlines

ti., mar. 3 - on., mar. 4

Southwest flights from California to Washington, D.C.

Our best Southwest deals on California to Washington, D.C. flight tickets

Southwest

Mar 3

SFO5:05 amSan Francisco

8h 45m

1 stop

IAD4:50 pmWashington, D.C. Dulles Intl

Mar 4

IAD4:30 pmWashington, D.C. Dulles Intl

8h 20m

1 stop

SFO9:50 pmSan Francisco

$237

Southwest

Mar 5

SAN6:20 amSan Diego

6h 45m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

Mar 10

IAD5:50 amWashington, D.C. Dulles Intl

8h 45m

2 stops

SAN11:35 amSan Diego

$252

Southwest

Apr 10

LAX5:10 amLos Angeles

8h 55m

1 stop

IAD5:05 pmWashington, D.C. Dulles Intl

Apr 13

IAD5:55 amWashington, D.C. Dulles Intl

7h 05m

1 stop

LAX10:00 amLos Angeles

$257

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

Our best American Airlines deals on California to Washington, D.C. flight tickets

American Airlines

Mar 10

SFO6:00 amSan Francisco

7h 31m

1 stop

IAD4:31 pmWashington, D.C. Dulles Intl

Mar 14

IAD4:46 pmWashington, D.C. Dulles Intl

9h 24m

1 stop

SFO11:10 pmSan Francisco

$247

American Airlines

Mar 10

SFO11:29 pmSan Francisco

11h 03m

2 stops

IAD1:32 pmWashington, D.C. Dulles Intl

Mar 14

IAD4:46 pmWashington, D.C. Dulles Intl

9h 24m

1 stop

SFO11:10 pmSan Francisco

$252

American Airlines

Mar 7

SFO9:14 amSan Francisco

8h 16m

1 stop

IAD8:30 pmWashington, D.C. Dulles Intl

Mar 9

IAD4:46 pmWashington, D.C. Dulles Intl

11h 02m

2 stops

SFO12:48 amSan Francisco

$262

momondo Fare Finder

Use the filters below to find and compare flights from California to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioWashington, D.C.

ONT - DCA

ONTDCA

Ontario

ti. 3/3

8:40 am-9:59 pm

1 stop10h 19m

Washington, D.C. Reagan-National

ti. 3/10

8:00 am-11:59 pm

1 stop18h 59m

$185

OntarioWashington, D.C.

ONT - DCA

ONTDCA

Ontario

to. 3/5

6:05 am-4:59 pm

1 stop7h 54m

Washington, D.C. Reagan-National

on. 3/11

6:00 pm-11:59 pm

1 stop8h 59m

$188

OntarioBaltimore

ONT - BWI

ONTBWI

Ontario

ti. 4/21

12:59 am-8:12 am

2 stops28h 13m

Baltimore/Washington

ma. 4/27

5:45 am-4:38 pm

1 stop13h 53m

$207

OntarioBaltimore

ONT - BWI

ONTBWI

Ontario

fr. 5/1

8:26 am-9:57 am

1 stop22h 31m

Baltimore/Washington

ma. 5/4

7:34 pm-11:55 pm

2 stops31h 21m

$215

Los AngelesBaltimore

LAX - BWI

LAXBWI

Los Angeles

ma. 3/23

6:44 pm-9:14 am

1 stop11h 30m

Baltimore/Washington

ti. 3/24

4:05 pm-11:56 pm

1 stop10h 51m

$220

Los AngelesBaltimore

LAX - BWI

LAXBWI

Los Angeles

on. 3/4

7:18 pm-10:27 am

1 stop12h 09m

Baltimore/Washington

sø. 3/8

12:30 pm-11:50 pm

1 stop14h 20m

$223

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

ti. 3/10

9:28 am-5:27 pm

Nonstop4h 59m

Washington, D.C. Dulles Intl

ma. 3/16

6:20 pm-9:19 pm

Nonstop5h 59m

$227

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

on. 3/25

9:20 am-5:22 pm

Nonstop5h 02m

Washington, D.C. Dulles Intl

on. 4/1

6:22 pm-9:22 pm

Nonstop6h 00m

$228

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

fr. 3/6

9:28 am-5:27 pm

Nonstop4h 59m

Washington, D.C. Dulles Intl

ti. 3/10

6:20 pm-9:19 pm

Nonstop5h 59m

$236

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

ti. 3/3

6:30 am-5:20 pm

1 stop7h 50m

Washington, D.C. Dulles Intl

on. 3/4

6:20 pm-11:59 pm

1 stop8h 39m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California to Washington, D.C.

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

Prices

Airlines

Other information

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

The month of August is, on average, the cheapest month to fly to Washington, D.C. from California, with most prices found around $317. If you’re not able to fly to Washington, D.C. in August, then May is your next best option. Flight prices from California to Washington, D.C. during May average around $327.

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

On average, the least expensive day to fly to Washington, D.C. from California is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $417. 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 California to Washington, D.C. for around $555.

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

In the afternoon is the cheapest time of day to fly from California to Washington, D.C. when you can find flight prices for as low as $386. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $475. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from California for as low as $283 on momondo.

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

There are 4 cabin classes available to choose from on California to Washington, D.C. 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. flights?

No. A direct flight is the cheapest option for a flight between California to Washington, D.C..

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

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

Best Price Found	$158
Fastest flight time	4h 22m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from California in the past 72 hours is $158. The best round-trip flight deal from California to Washington, D.C. found on momondo in the last 72 hours is $277.

The fastest flight from California to Washington, D.C. takes 4h 22m

Direct flights go from California to Washington, D.C. every day.

There are 2 airports in Washington, D.C.. From California there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).

Search flight deals

When did momondo last update prices for flights from California to Washington, D.C.?
Prices for flights from California to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from California to Washington, D.C.?
As of February 2026, there are 9 operators available to choose from for flights from California to Washington, D.C..
How old do you have to be to fly from California to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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.?
momondo data reveals that the most frequently booked plane model on the route from California to Washington, D.C. is Boeing 737 MAX 9, representing 20.24% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 16.41%, Boeing 737-900 at 13.45%, and Boeing 737 MAX 8 at 13.07%.

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

Compare and see reviews for airlines that fly from California to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $50	Free Cancellation	Rating 6.3 8,444 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $97	Free Cancellation	Rating 5.7 3,052 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $113	Free Cancellation	Rating 7.8 2,832 reviews	Search Hawaiian Airlines flights
JetBlue	PriceFrom $122	Free Cancellation	Rating 7.2 2,894 reviews	Search JetBlue flights
Delta	PriceFrom $138	Free Cancellation	Rating 7.9 8,180 reviews	Search Delta flights
Southwest	PriceFrom $159	Free Cancellation	Rating 8.0 4,280 reviews	Search Southwest flights
American Airlines	PriceFrom $172	Free Cancellation	Rating 7.2 11,266 reviews	Search American Airlines flights
United Airlines	PriceFrom $178	Free Cancellation	Rating 7.4 9,273 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $197	Free Cancellation	Rating 8.0 11,874 reviews	Search Alaska Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Tysons

Silver Spring

Towson

Fredericksburg

Gaithersburg

Rockville

Manassas

Springfield

Fairfax

Linthicum Heights

Bethesda

Glen Burnie

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from California.

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

Yes. momondo allows you to filter the results for California to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from California 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 California.

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

If you are not ready to book a flight from California to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from California to Washington, D.C. from $65

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 4/13. 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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Southwest flights from California to Washington, D.C.

Our best Southwest deals on California to Washington, D.C. flight tickets

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

Our best American Airlines deals on California to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from California to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from California to Washington, D.C.

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

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

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

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

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

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

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

What is the cheapest airline that flies from California to Washington, D.C.?

What airlines fly to Washington, D.C.?

How many flights depart from California to Washington, D.C. on average per day?

How many flights depart from California to Washington, D.C. on average per week?

How long does it take to fly to Washington, D.C.?

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Washington, D.C.

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

Compare and see reviews for airlines that fly from California to Washington, D.C. with momondo

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

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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