What are the cheapest airlines to fly from California to Washington, D.C. Dulles Intl Airport one-way?

$65 is the cheapest one-way deal found within the past few days, from Breeze Airways. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $87 and $91, respectively.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from California to Washington, D.C. Dulles Intl Airport?

Most travelers choose San Francisco - Washington, D.C. Dulles Intl, Los Angeles - Washington, D.C. Dulles Intl or Ontario - Washington, D.C. Dulles Intl when deciding on the best route from California to Washington, D.C. Dulles Intl Airport.

What are the cheapest flights from California to Washington, D.C. Dulles Intl Airport?

While on average a flight from California to Washington, D.C. Dulles Intl Airport is generally $1,334, our data shows the cheapest flight currently is $138. When looking at the most popular route, (San Francisco - Washington, D.C. Dulles Intl), you can expect to pay $257 for that flight.

What are the most reliable airlines from California to Washington, D.C. Dulles Intl Airport?

Before booking your flight to Washington, D.C. Dulles Intl Airport from California, check out the most reliable airlines to get you to your destination on time: Egyptair (94%), Singapore Airlines (91%), Brussels Airlines( 88%).

What are the most popular airlines that fly from California to Washington, D.C. Dulles Intl Airport?

Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from California to Washington, D.C. Dulles Intl Airport.

How far in advance should I book a flight from California to Washington, D.C. Dulles Intl Airport?

To save on the cost of your flight from California to Washington, D.C. Dulles Intl Airport, book at least 33 days before your planned departure. Booking around this time can save you about 88% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $377 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $608.

What is the cheapest month to fly from California to Washington, D.C. Dulles Intl Airport?

August is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from California. Prices for August average $354 per person but you can even find prices for as low as $130. The most expensive prices can be found in the month of December. Opting for a August flight can save you 28% on your journey compared to booking in December

Can I find deals for flights from California to Dulles Intl that include hotel bookings?

Yes. In addition to deals on California to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from California to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Dulles Intl.

Can I find deals for business class flights from California to Dulles Intl?

Yes. Cheapflights offers flight deals from California to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$65+ Flights from California to Washington, D.C. Dulles Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from California to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from California to Dulles Intl

Round-trip from	$163 (Cheapflightsfares)
One-way from	$65 (CheapOair)
Popular in	December
Cheapest in	August
Average price	$337
Good round-trip deal	$330 or less
Good one-way deal	$192 or less

From California to Washington, D.C. Dulles Intl

Search Deals

One-way flight from California to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from California to Washington, D.C. Dulles Intl.

Search Deals

Price to beat on a one-way flight from California to Washington, D.C. Dulles Intl.

Search Deals

Find flight deals from California to Dulles Intl

Cheapest flights from California to Dulles Intl
Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Fri 8/1511:00 pmLAS - IAD

Nonstop4h 34mFrontier

Mon 8/187:30 amIAD - LAS

Nonstop4h 59mFrontier

Deal found 7/30

$163

Wed 9/1710:45 pmLAS - IAD

Nonstop4h 35mUnited Airlines

Sun 9/217:59 pmIAD - LAS

Nonstop4h 59mUnited Airlines

Deal found 7/28

$181

Wed 9/249:09 amSNA - IAD

1 stop6h 43mBreeze Airways

Sat 9/2710:00 amIAD - SNA

1 stop7h 44mBreeze Airways

Deal found 7/28

$184

Thu 10/306:00 amLAS - IAD

1 stop8h 13mHawaiian Airlines

Mon 11/35:40 pmIAD - LAS

1 stop8h 53mHawaiian Airlines

Deal found 7/30

$200

Fri 9/57:47 pmLAS - IAD

1 stop18h 05mAlaska Airlines

Mon 9/85:52 pmIAD - LAS

1 stop8h 34mAlaska Airlines

Deal found 7/29

$201

Thu 9/48:33 amSAN - IAD

Nonstop5h 19mAlaska Airlines

Fri 9/125:52 pmIAD - SAN

Nonstop5h 27mAlaska Airlines

Deal found 7/30

$237

Sat 8/304:29 pmLAX - IAD

Nonstop5h 01mUnited Airlines

Wed 9/35:40 pmIAD - LAX

Nonstop5h 31mUnited Airlines

Deal found 7/28

$237

Sat 8/308:33 amSAN - IAD

Nonstop5h 14mHawaiian Airlines

Sat 9/67:00 amIAD - SAN

1 stop10h 16mHawaiian Airlines

Deal found 7/29

$241

Fri 12/57:00 pmSAN - IAD

1 stop7h 16mUnited Airlines

Sat 12/69:00 amIAD - SAN

Nonstop5h 38mUnited Airlines

Deal found 7/30

$242

Tue 10/141:18 pmLAX - IAD

1 stop7h 27mFrontier

Tue 10/217:25 amIAD - LAX

1 stop7h 58mFrontier

Deal found 7/28

$245

Wed 8/2010:56 pmLAS - IAD

Nonstop4h 34mMultiple Airlines

Sun 8/2412:06 pmIAD - LAS

1 stop8h 13mMultiple Airlines

Deal found 7/28

$249

Thu 8/211:17 pmSAN - IAD

1 stop14h 13mMultiple Airlines

Sat 8/238:00 amIAD - SAN

1 stop15h 04mMultiple Airlines

Deal found 7/28

$254

Best flights from California to Dulles Intl
Discover carefully curated flight deals from California to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Fri 8/1511:00 pmLAS - IAD

Nonstop4h 34mFrontier

Mon 8/187:30 amIAD - LAS

Nonstop4h 59mFrontier

Deal found 7/30

$163

Wed 9/1710:45 pmLAS - IAD

Nonstop4h 35mUnited Airlines

Sun 9/217:59 pmIAD - LAS

Nonstop4h 59mUnited Airlines

Deal found 7/28

$181

Wed 9/249:09 amSNA - IAD

1 stop6h 43mBreeze Airways

Sat 9/2710:00 amIAD - SNA

1 stop7h 44mBreeze Airways

Deal found 7/28

$184

Thu 10/306:00 amLAS - IAD

1 stop8h 13mHawaiian Airlines

Mon 11/35:40 pmIAD - LAS

1 stop8h 53mHawaiian Airlines

Deal found 7/30

$200

Fri 9/57:47 pmLAS - IAD

1 stop18h 05mAlaska Airlines

Mon 9/85:52 pmIAD - LAS

1 stop8h 34mAlaska Airlines

Deal found 7/29

$201

Thu 8/286:25 pmLAS - IAD

1 stop15h 08mMultiple Airlines

Mon 9/18:00 amIAD - LAS

Nonstop4h 59mMultiple Airlines

Deal found 7/27

$242

Fri 8/228:40 amLAS - IAD

1 stop6h 55mDelta

Sun 8/246:00 amIAD - LAS

1 stop7h 24mDelta

Deal found 7/28

$257

Sat 8/3011:55 amSAN - IAD

1 stop7h 55mSouthwest

Sat 9/67:00 amIAD - SAN

2 stops13h 25mSouthwest

Deal found 7/29

$262

Fri 8/226:00 amSJC - IAD

1 stop10h 00mAmerican Airlines

Wed 9/311:47 amIAD - SJC

2 stops9h 48mAmerican Airlines

Deal found 7/27

$269

Thu 9/188:00 amLAX - IAD

1 stop25h 23mSun Country Air

Sun 9/2110:54 amIAD - LAX

1 stop27h 21mSun Country Air

Deal found 7/28

$295

Thu 9/48:33 amSAN - IAD

Nonstop5h 19mAlaska Airlines

Fri 9/125:52 pmIAD - SAN

Nonstop5h 27mAlaska Airlines

Deal found 7/30

$237

Sat 8/304:29 pmLAX - IAD

Nonstop5h 01mUnited Airlines

Wed 9/35:40 pmIAD - LAX

Nonstop5h 31mUnited Airlines

Deal found 7/28

$237

Last-minute flights from California to Dulles Intl
Discover last-minute flight deals from California to Dulles Intl. Data last updated July 30, 2025 and is based on user searches.

Mon 8/47:22 pmONT - IAD

1 stop8h 12mMultiple Airlines

Wed 9/37:00 amIAD - ONT

1 stop10h 12mMultiple Airlines

Deal found 7/28

$281

Mon 8/47:38 pmSMF - IAD

1 stop20h 21mAlaska Airlines

Wed 8/65:25 pmIAD - SMF

1 stop9h 18mAlaska Airlines

Deal found 7/29

$318

Tue 8/55:15 pmONT - IAD

1 stop10h 19mFrontier

Tue 8/196:14 amIAD - ONT

1 stop13h 04mFrontier

Deal found 7/29

$257

Tue 8/53:48 pmLAX - IAD

1 stop11h 46mMultiple Airlines

Tue 8/198:19 pmIAD - LAX

Nonstop5h 29mMultiple Airlines

Deal found 7/29

$273

Tue 8/57:00 amSFO - IAD

1 stop20h 34mFrontier

Fri 8/152:44 pmIAD - SFO

1 stop9h 39mFrontier

Deal found 7/29

$285

Tue 8/56:00 amSMF - IAD

1 stop9h 59mHawaiian Airlines

Tue 8/125:25 pmIAD - SMF

1 stop9h 18mHawaiian Airlines

Deal found 7/28

$298

Wed 8/67:04 pmSAN - IAD

1 stop8h 30mFrontier

Wed 8/137:30 amIAD - SAN

1 stop13h 49mFrontier

Deal found 7/30

$258

Wed 8/611:00 pmLAS - IAD

Nonstop4h 34mMultiple Airlines

Mon 8/118:50 pmIAD - LAS

1 stop18h 34mMultiple Airlines

Deal found 7/29

$309

Thu 8/711:00 pmLAS - IAD

Nonstop4h 34mFrontier

Sun 8/107:30 amIAD - LAS

Nonstop4h 59mFrontier

Deal found 7/28

$179

Thu 8/73:32 pmSNA - IAD

1 stop12h 02mFrontier

Mon 8/117:30 amIAD - SNA

1 stop14h 10mFrontier

Deal found 7/30

$298

Thu 8/712:20 pmSMF - IAD

1 stop8h 22mDelta

Sat 8/163:26 pmIAD - SMF

1 stop9h 47mDelta

Deal found 7/30

$299

Fri 8/81:02 pmLAX - IAD

1 stop8h 17mFrontier

Sat 8/164:07 pmIAD - LAX

1 stop8h 29mFrontier

Deal found 7/28

$255

One-way flights from California to Dulles Intl
Search for one-way flight options from California to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Tue 9/99:09 amSNA - IAD

1 stop6h 43mBreeze Airways

Deal found 7/30

$65

Wed 8/1311:00 pmLAS - IAD

Nonstop4h 34mFrontier

Deal found 7/28

$87

Tue 10/1411:20 pmLAS - IAD

Nonstop4h 35mUnited Airlines

Deal found 7/28

$91

Fri 11/76:00 amLAS - IAD

1 stop8h 13mHawaiian Airlines

Deal found 7/28

$94

Wed 8/276:00 amOAK - IAD

1 stop21h 30mMultiple Airlines

Deal found 7/28

$96

Wed 8/276:45 amSNA - IAD

1 stop20h 45mMultiple Airlines

Deal found 7/29

$96

Wed 8/279:22 amLAX - IAD

1 stop18h 08mMultiple Airlines

Deal found 7/28

$97

Wed 8/271:17 pmSAN - IAD

1 stop14h 13mMultiple Airlines

Deal found 7/28

$98

Wed 10/296:00 amLAS - IAD

1 stop8h 13mAlaska Airlines

Deal found 7/28

$100

Thu 8/215:38 pmONT - IAD

1 stop9h 52mFrontier

Deal found 7/28

$108

Sat 8/3011:55 amSAN - IAD

1 stop7h 55mSouthwest

Deal found 7/30

$109

Sat 8/304:29 pmLAX - IAD

Nonstop5h 01mUnited Airlines

Deal found 7/29

$109

Cheapflights Fare Finder

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

Fri 8/15

11:00 pm-6:34 am

Nonstop4h 34m

Washington, D.C. Dulles Intl

Mon 8/18

7:30 am-9:29 am

Nonstop4h 59m

$163

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 9/17

10:45 pm-6:20 am

Nonstop4h 35m

Washington, D.C. Dulles Intl

Sun 9/21

7:59 pm-9:58 pm

Nonstop4h 59m

$181

Santa AnaWashington, D.C.

SNA - IAD

SNAIAD

Santa Ana J. Wayne/Orange Cnty

Wed 9/24

9:09 am-6:52 pm

1 stop6h 43m

Washington, D.C. Dulles Intl

Sat 9/27

10:00 am-2:44 pm

1 stop7h 44m

$184

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 10/30

6:00 am-5:13 pm

1 stop8h 13m

Washington, D.C. Dulles Intl

Mon 11/3

5:40 pm-11:33 pm

1 stop8h 53m

$200

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Fri 9/5

7:47 pm-4:52 pm

1 stop18h 05m

Washington, D.C. Dulles Intl

Mon 9/8

5:52 pm-11:26 pm

1 stop8h 34m

$201

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Thu 9/4

8:33 am-4:52 pm

Nonstop5h 19m

Washington, D.C. Dulles Intl

Fri 9/12

5:52 pm-8:19 pm

Nonstop5h 27m

$237

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sat 8/30

4:29 pm-12:30 am

Nonstop5h 01m

Washington, D.C. Dulles Intl

Wed 9/3

5:40 pm-8:11 pm

Nonstop5h 31m

$237

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 8/30

8:33 am-4:47 pm

Nonstop5h 14m

Washington, D.C. Dulles Intl

Sat 9/6

7:00 am-2:16 pm

1 stop10h 16m

$241

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 8/28

6:25 pm-12:33 pm

1 stop15h 08m

Washington, D.C. Dulles Intl

Mon 9/1

8:00 am-9:59 am

Nonstop4h 59m

$242

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Fri 9/26

12:00 pm-10:06 pm

1 stop7h 06m

Washington, D.C. Dulles Intl

Sun 9/28

9:00 am-11:24 am

Nonstop5h 24m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results

...

Best time to book a flight from California to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from California with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from California to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from California to Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $306). Flying from California to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from California to Washington, D.C. Dulles Intl Airport

The most flights from USCA to IAD are scheduled on a Monday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Alaska Airlines, Southwest, and Delta from California to Washington, D.C. Dulles Intl Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Southwest

8.0

Very good

4,241 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Delta

8.0

Very good

7,980 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Breeze Airways

8.0

Very good

191 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Hawaiian Airlines

7.8

Good

2,611 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

What are the cheapest airlines to fly from California to Washington, D.C. Dulles Intl Airport one-way?
$65 is the cheapest one-way deal found within the past few days, from Breeze Airways. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $87 and $91, respectively.
What are the most popular routes from California to Washington, D.C. Dulles Intl Airport?
Most travelers choose San Francisco - Washington, D.C. Dulles Intl, Los Angeles - Washington, D.C. Dulles Intl or Ontario - Washington, D.C. Dulles Intl when deciding on the best route from California to Washington, D.C. Dulles Intl Airport.
What are the most reliable airlines from California to Washington, D.C. Dulles Intl Airport?
Before booking your flight to Washington, D.C. Dulles Intl Airport from California, check out the most reliable airlines to get you to your destination on time: Egyptair (94%), Singapore Airlines (91%), Brussels Airlines( 88%).
What are the cheapest flights from California to Washington, D.C. Dulles Intl Airport?
While on average a flight from California to Washington, D.C. Dulles Intl Airport is generally $1,334, our data shows the cheapest flight currently is $138. When looking at the most popular route, (San Francisco - Washington, D.C. Dulles Intl), you can expect to pay $257 for that flight.
Can I find deals for flights from California to Dulles Intl that include hotel bookings?
Yes. In addition to deals on California to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from California to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Dulles Intl.
Can I find deals for business class flights from California to Dulles Intl?
Yes. Cheapflights offers flight deals from California to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from California to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $306). Flying from California to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Easton

Fairfax

Manassas

Falls Church

Waldorf

Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from California to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$48	Average$181	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$114	Average$272	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$138	Average$382	FlexibilityNo cancel fee	On-time85%
Delta	Cheapest$138	Average$390	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$172	Average$410	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$206	Average$380	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$207	Average$471	FlexibilityNo cancel fee	On-time63%
Sun Country Air	Cheapest$218	Average$279	FlexibilityNo cancel fee	On-time83%
United Airlines	Cheapest$227	Average$450	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$65+ Cheap flights from California to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from California to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from California to Dulles Intl

Keep the following information in mind while searching for California to Dulles Intl flight deals. Data was last updated July 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from California to Dulles Intl

Cheapest flights from California to Dulles IntlExplore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from California to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from California with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from California to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from California to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from CA to IAD?

Find hourly flight availability from California to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Weekly flight availability from California to Washington, D.C. Dulles Intl Airport

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from California to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from California to Washington, D.C. Dulles Intl Airport one-way?

What are the most popular routes from California to Washington, D.C. Dulles Intl Airport?

What are the most reliable airlines from California to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from California to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from California to Dulles Intl that include hotel bookings?

How can I find direct flights from California to Dulles Intl?

Can I find deals for business class flights from California to Dulles Intl?

What is the cheapest month to book a flight from California to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from California to Dulles Intl

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from California to Dulles Intl
Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.