How does KAYAK find such low prices on flights from California to Washington Dulles Airport?

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 Dulles Airport. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from California is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from California to Washington Dulles Airport?

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 Dulles Airport with an airline and back to California with another airline. Visit our flight page for the latest deals!>/a>

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

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 Dulles Airport from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$80 Cheap Flights from California to Washington Dulles (IAD)

IAD

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$209

Overall average: $579

Frontier

Wed 1/7Wed 1/14

LAS - IAD • 1 stop

Cheapest non-stop

$256

Typical prices: $267-$452

Alaska Airlines

Thu 2/5Tue 2/17

SAN - IAD • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Dulles Intl!

Flight Deals

Cheap Flights from California to Dulles Intl

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from California to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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 Dulles Intl

Wed, Jan 7 - Wed, Jan 14

12:26 pm - 8:56 pm

LAS

IAD

29h 30m1 stop

6:00 am - 7:54 pm

IAD

LAS

16h 54m1 stop

$209Frontier

Wed, Jan 7 - Fri, Jan 9

10:58 pm - 11:28 am

LAS

IAD

9h 30m1 stop

8:40 am - 10:08 am

IAD

LAS

28h 28m1 stop

$217Frontier

Wed, Jan 7 - Wed, Jan 14

10:58 pm - 11:28 am

LAS

IAD

9h 30m1 stop

5:26 pm - 10:31 pm

IAD

LAS

8h 05m1 stop

$224Multiple Airlines

Wed, Feb 11 - Wed, Feb 18

10:45 pm - 2:42 pm

LAS

IAD

12h 57m1 stop

7:05 am - 11:55 pm

IAD

LAS

19h 50m1 stop

$228Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

7:00 am - 5:04 pm

SJC

IAD

7h 04m1 stop

5:26 pm - 10:35 pm

IAD

SJC

8h 09m1 stop

$250Alaska Airlines

Sat, Jan 17 - Sat, Jan 24

12:35 pm - 10:10 pm

SJC

IAD

6h 35m1 stop

3:45 pm - 8:30 pm

IAD

SJC

7h 45m1 stop

$251Southwest

Sat, Feb 21 - Tue, Feb 24

6:00 am - 4:31 pm

SJC

IAD

7h 31m1 stop

11:22 am - 9:29 pm

IAD

SJC

13h 07m2 stops

$256American Airlines

Sat, Jan 10 - Sat, Jan 17

6:20 am - 4:31 pm

SAN

IAD

7h 11m1 stop

5:26 pm - 10:50 pm

IAD

SAN

8h 24m1 stop

$256American Airlines

Thu, Jan 15 - Sun, Jan 18

6:45 am - 5:00 pm

SJC

IAD

7h 15m1 stop

5:30 pm - 10:10 pm

IAD

SJC

7h 40m1 stop

$257Southwest

Fri, Feb 6 - Wed, Feb 11

7:03 pm - 4:26 pm

SAN

IAD

18h 23m1 stop

5:26 pm - 8:23 pm

IAD

SAN

5h 57mnonstop

$262Alaska Airlines

Useful Info

Low season	February
High season	May
Cheapest flight	$80

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 2% lower on average.

Flight from Ontario to Washington Dulles Airport

karenFlew with Alaska Airlines

LAX

IAD

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

LAX

IAD

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 Dulles Airport?
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 Dulles Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Washington Dulles Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport 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 Dulles Airport?
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 Dulles Airport 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 Dulles Airport?
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 Dulles Airport from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Winchester

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Martinsburg

Oxon Hill

Owings Mills

Charles Town

Glen Burnie

Greenbelt

Ellicott City

Edgewood

Colonial Beach

Pikesville

Hunt Valley

Lutherville Timonium

Camp Springs

Stevensville

Everything you need to know for your flight to Dulles Intl

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

IAD

$80 Find Cheap Flights from California to Washington Dulles Airport

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

Everything you should know

Cheap Flights from California to Dulles Intl

Recent round-trip flight deals from California to Dulles Intl

Recent one-way flight deals from California to Dulles Intl

Recent last minute flight deals from California to Dulles Intl

Recent direct flight deals from California to Dulles Intl

Good to know

Flights from California to Dulles Intl: the best tips from KAYAK users

FAQs for booking California to Washington Dulles Airport flights

How does KAYAK find such low prices on flights from California to Washington Dulles Airport?

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 Dulles Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport 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 Dulles Airport?

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 Dulles Airport 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 Dulles Airport?

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 Dulles Airport from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Dulles Intl?

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Cabin class types available on flights to Dulles Intl

Complete your trip to Dulles Intl with a hotel stay or car rental

Find direct flights for Dulles Intl

Flights to other popular destinations

Flights from domestic origins to California

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

Find deals for your return flight