How does KAYAK find such low prices on flights from California to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$77 CHEAP FLIGHTS from California to Washington, D.C.

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Flight Deals

Cheap Flights from California to Washington, D.C.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from California to Washington, D.C.

Wed, Sep 16 - Wed, Sep 23

7:11 pm - 11:40 amONT Ontario-BWI Baltimore/Washington

13h 29m1 stop Dallas/Fort Worth

12:45 pm - 6:16 pmBWI Baltimore/Washington-ONT Ontario

8h 31m1 stop Dallas/Fort Worth

$232Frontier

Mon, Sep 14 - Thu, Sep 24

8:11 pm - 11:40 amONT Ontario-BWI Baltimore/Washington

12h 29m1 stop Dallas/Fort Worth

1:29 pm - 6:39 pmBWI Baltimore/Washington-ONT Ontario

8h 10m1 stop Dallas/Fort Worth

$232Frontier

Wed, Oct 14 - Mon, Oct 19

12:50 am - 11:10 amLAX Los Angeles-DCA Washington, D.C. Reagan-National

7h 20m1 stop Dallas Love Field

4:20 pm - 11:55 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

10h 35m2 stops Dallas Love Field Phoenix Sky Harbor Intl

$261Southwest

Thu, Oct 15 - Tue, Oct 27

12:47 pm - 12:21 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

8h 34m1 stop Atlanta Hartsfield-Jackson

9:38 am - 5:59 pmIAD Washington, D.C. Dulles Intl-LAX Los Angeles

11h 21m1 stop Seattle/Tacoma Intl

$262Multiple Airlines

Sun, Sep 13 - Wed, Sep 16

12:38 pm - 12:10 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

8h 32m1 stop Atlanta Hartsfield-Jackson

7:00 am - 2:44 pmIAD Washington, D.C. Dulles Intl-LAX Los Angeles

10h 44m1 stop Seattle/Tacoma Intl

$262Multiple Airlines

Sun, Aug 30 - Wed, Sep 2

12:50 am - 11:00 amLAX Los Angeles-DCA Washington, D.C. Reagan-National

7h 10m1 stop Houston Hobby

6:05 am - 1:05 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

10h 00m2 stops Chicago Midway Phoenix Sky Harbor Intl

$264Southwest

Tue, Dec 8 - Tue, Feb 23

11:48 am - 8:00 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 12mnonstop

9:30 am - 12:06 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 36mnonstop

$271Alaska Airlines

Fri, Dec 4 - Tue, Feb 23

11:48 am - 8:00 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 12mnonstop

9:30 am - 12:06 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 36mnonstop

$271Alaska Airlines

Fri, Sep 4 - Wed, Sep 9

1:06 pm - 11:39 pmONT Ontario-IAD Washington, D.C. Dulles Intl

7h 33m1 stop Salt Lake City

3:15 pm - 8:24 pmIAD Washington, D.C. Dulles Intl-ONT Ontario

8h 09m1 stop Atlanta Hartsfield-Jackson

$274Delta

Sat, Sep 5 - Fri, Sep 11

12:00 pm - 12:34 amONT Ontario-IAD Washington, D.C. Dulles Intl

9h 34m1 stop Atlanta Hartsfield-Jackson

3:15 pm - 8:05 pmIAD Washington, D.C. Dulles Intl-ONT Ontario

7h 50m1 stop Atlanta Hartsfield-Jackson

$274Delta

Recent last minute flight deals from California to Washington, D.C.

Thu, Aug 13 - Wed, Sep 16

6:30 am - 8:20 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

22h 50m1 stop Las Vegas Harry Reid Intl

7:50 am - 5:42 pmIAD Washington, D.C. Dulles Intl-LAX Los Angeles

12h 52m1 stop Atlanta Hartsfield-Jackson

$283Frontier

Fri, Aug 14 - Mon, Sep 14

8:49 pm - 4:59 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

17h 10m1 stop Denver Intl

7:00 am - 2:39 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

10h 39m1 stop Denver Intl

$283Frontier

Sat, Aug 15 - Fri, Aug 28

12:07 pm - 8:20 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

17h 13m1 stop Las Vegas Harry Reid Intl

12:00 pm - 6:12 pmIAD Washington, D.C. Dulles Intl-LAX Los Angeles

33h 12m2 stops Blountville Tri Cities TN/VA Orlando

$395Multiple Airlines

Sun, Aug 16 - Mon, Aug 24

11:34 pm - 5:14 pmLAX Los Angeles-IAD Washington, D.C. Dulles Intl

14h 40m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 6:12 pmIAD Washington, D.C. Dulles Intl-LAX Los Angeles

33h 12m2 stops Blountville Tri Cities TN/VA Orlando

$401Multiple Airlines

Sat, Aug 15 - Fri, Sep 11

10:39 pm - 6:38 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

4h 59mnonstop

10:23 pm - 12:59 amIAD Washington, D.C. Dulles Intl-LAX Los Angeles

5h 36mnonstop

$447United Airlines

Thu, Aug 13 - Wed, Sep 16

10:41 am - 6:43 pmLAX Los Angeles-IAD Washington, D.C. Dulles Intl

5h 02mnonstop

8:00 am - 10:33 amIAD Washington, D.C. Dulles Intl-LAX Los Angeles

5h 33mnonstop

$462United Airlines

Thu, Aug 13 - Mon, Sep 14

12:50 am - 1:40 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

9h 50m2 stops Houston Hobby Dallas Love Field

4:35 pm - 11:15 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

9h 40m1 stop Nashville Intl

$487Southwest

Sat, Aug 15 - Sat, Aug 29

5:40 am - 6:00 pmONT Ontario-DCA Washington, D.C. Reagan-National

9h 20m2 stops Las Vegas Harry Reid Intl Dallas Love Field

6:05 am - 3:15 pmDCA Washington, D.C. Reagan-National-ONT Ontario

12h 10m2 stops Dallas Love Field Phoenix Sky Harbor Intl

$493Southwest

Thu, Aug 13 - Tue, Sep 1

7:05 am - 6:28 pmONT Ontario-IAD Washington, D.C. Dulles Intl

8h 23m1 stop Atlanta Hartsfield-Jackson

3:03 pm - 7:53 pmIAD Washington, D.C. Dulles Intl-ONT Ontario

7h 50m1 stop Atlanta Hartsfield-Jackson

$547Delta

Thu, Aug 13 - Mon, Aug 31

7:05 am - 6:28 pmONT Ontario-IAD Washington, D.C. Dulles Intl

8h 23m1 stop Atlanta Hartsfield-Jackson

7:00 am - 12:16 pmIAD Washington, D.C. Dulles Intl-ONT Ontario

8h 16m1 stop Salt Lake City

$547Delta

Recent direct flight deals from California to Washington, D.C.

Tue, Dec 8 - Tue, Feb 23

11:48 am - 8:00 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 12mnonstop

9:30 am - 12:06 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 36mnonstop

$271Alaska Airlines

Fri, Dec 4 - Tue, Feb 23

11:48 am - 8:00 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 12mnonstop

9:30 am - 12:06 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 36mnonstop

$271Alaska Airlines

Mon, Aug 31 - Sat, Sep 5

10:35 pm - 6:30 amLAX Los Angeles-BWI Baltimore/Washington

4h 55mnonstop

5:45 pm - 8:10 pmBWI Baltimore/Washington-LAX Los Angeles

5h 25mnonstop

$273Southwest

Thu, Oct 22 - Mon, Oct 26

9:30 pm - 5:31 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

5h 01mnonstop

6:39 am - 9:31 amIAD Washington, D.C. Dulles Intl-LAX Los Angeles

5h 52mnonstop

$282United Airlines

Sat, Oct 24 - Mon, Oct 26

9:10 pm - 5:11 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

5h 01mnonstop

6:39 am - 9:31 amIAD Washington, D.C. Dulles Intl-LAX Los Angeles

5h 52mnonstop

$282United Airlines

Mon, Aug 31 - Wed, Sep 2

10:35 pm - 6:30 amLAX Los Angeles-BWI Baltimore/Washington

4h 55mnonstop

9:05 am - 11:25 amBWI Baltimore/Washington-LAX Los Angeles

5h 20mnonstop

$285Southwest

Tue, Sep 1 - Fri, Sep 11

7:35 am - 3:35 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 00mnonstop

4:41 pm - 7:14 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 33mnonstop

$287Delta

Wed, Sep 2 - Fri, Sep 11

7:35 am - 3:35 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

5h 00mnonstop

4:41 pm - 7:14 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

5h 33mnonstop

$287Delta

Tue, Feb 2 - Wed, Feb 3

8:03 am - 3:54 pmLAX Los Angeles-DCA Washington, D.C. Reagan-National

4h 51mnonstop

5:00 pm - 8:06 pmDCA Washington, D.C. Reagan-National-LAX Los Angeles

6h 06mnonstop

$297American Airlines

Mon, Oct 26 - Thu, Oct 29

9:42 pm - 5:32 amLAX Los Angeles-IAD Washington, D.C. Dulles Intl

4h 50mnonstop

6:00 am - 8:46 amIAD Washington, D.C. Dulles Intl-LAX Los Angeles

5h 46mnonstop

$297American Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$77

Best time to beat the crowds with an average 21% drop in price.

Most popular time to fly with an average 12% increase in price.

Flight from Ontario to Reagan Washington National Airport

karenFlew with Alaska Airlines-Jun 2024

Personal tips are bring your own food if you're hungry; keep foot space as open as possible for leg room; pack your patience

Verified travelerFlew with Alaska Airlines-Jun 2024

Get to the airport on time because traffic in LA is unexpected

How does KAYAK find such low prices on flights from California to Washington, D.C.?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Washington, D.C.?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Washington, D.C.?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Oxon Hill

Owings Mills

Greenbelt

Glen Burnie

Edgewood

Chesapeake Beach

Ellicott City

Camp Springs

Pikesville

Colonial Beach

Hunt Valley

Lutherville Timonium

Capitol Heights

Westminster

Stevensville

Everything you need to know for your flight to Washington, D.C.

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Cabin class types available on flights to California

First Class flights to Washington, D.C.from $761

Business Class flights to Washington, D.C.from $1,157

Premium Economy Class flights to Washington, D.C.from $608

Economy Class flights to Washington, D.C.from $237

$77 Find Cheap Flights from California to Washington, D.C. - Compare and Save

Cheap Flights from California to Washington, D.C.

Recent round-trip flight deals from California to Washington, D.C.

Recent one-way flight deals from California to Washington, D.C.

Recent last minute flight deals from California to Washington, D.C.

Recent direct flight deals from California to Washington, D.C.

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High season

Cheapest flight

Flights from California to Washington, D.C.: the best tips from KAYAK users

FAQs for booking flights from California to Washington, D.C.

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

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to California

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight