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Washington, D.C.

$149+ Cheap flights from Irvine, CA to Washington, D.C. (WAS)

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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — WAS
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Washington, D.C. are usually found in August or May, booked 31 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Irvine to Washington, D.C.

Cheapest flights from Irvine to Washington, D.C.
Explore the most affordable flight options available from Irvine to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.

This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:52 pm
LAX
-
BWI
1 stop7h 52m
Frontier
Sun 4/266:05 am
BWI
-
LAX
1 stop9h 31m
Frontier
Deal found 3/27$235
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:43 pm
LAX
-
BWI
1 stop11h 54m
Multiple Airlines
Tue 4/74:05 pm
BWI
-
LAX
1 stop10h 51m
Multiple Airlines
Deal found 3/24$241
This Booking.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1612:31 am
LAX
-
BWI
1 stop8h 06m
Frontier
Sat 5/235:34 pm
BWI
-
LAX
1 stop27h 41m
Frontier
Deal found 3/26$242
This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/610:00 pm
LAX
-
BWI
1 stop13h 23m
Frontier
Thu 4/99:13 am
BWI
-
LAX
1 stop12h 21m
Frontier
Deal found 3/24$243
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:51 pm
LAX
-
BWI
1 stop16h 36m
Multiple Airlines
Mon 4/134:05 pm
BWI
-
LAX
1 stop10h 51m
Multiple Airlines
Deal found 3/27$244
This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:28 pm
LAX
-
BWI
1 stop13h 15m
Frontier
Sun 5/1012:32 pm
BWI
-
LAX
1 stop14h 04m
Frontier
Deal found 3/27$245
This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/106:44 pm
LAX
-
BWI
1 stop11h 30m
Multiple Airlines
Mon 5/46:04 am
BWI
-
LAX
1 stop9h 32m
Multiple Airlines
Deal found 3/23$246
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:00 pm
LAX
-
BWI
2 stops11h 25m
Multiple Airlines
Sat 4/184:34 pm
BWI
-
LAX
1 stop8h 42m
Multiple Airlines
Deal found 3/26$247
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:00 pm
LAX
-
BWI
2 stops11h 25m
Multiple Airlines
Tue 4/213:06 pm
BWI
-
LAX
1 stop10h 33m
Multiple Airlines
Deal found 3/26$248
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:09 pm
LAX
-
BWI
2 stops12h 51m
Multiple Airlines
Sun 4/194:44 pm
BWI
-
LAX
1 stop8h 22m
Multiple Airlines
Deal found 3/26$249
This Cheapflightsfares deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:44 pm
LAX
-
BWI
1 stop11h 30m
Spirit Airlines
Mon 4/134:05 pm
BWI
-
LAX
1 stop10h 51m
Spirit Airlines
Deal found 3/25$250
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:03 pm
LAX
-
BWI
1 stop31h 03m
Frontier
Sun 8/239:59 pm
BWI
-
LAX
1 stop23h 28m
Frontier
Deal found 3/27$251

Find flight deals from Irvine to Washington, D.C.

Keep the following information in mind while searching for Irvine to Washington, D.C. flight deals. Data was last updated March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$230
(Frontier)

One-way from

$149
(Super.com)

Popular in

December

Cheapest in

August

Average price

$452
Provider with most accurate pricing for Los Angeles-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. (WAS) flights.
Search Deals
From Irvine to Washington, D.C. (WAS)
Search Deals
One-way flight from Irvine to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from Irvine to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Tue 4/21

10:45 am-11:40 pm

2 stops9h 55m

Washington, D.C. Dulles Intl

Sun 4/26

5:50 am-10:00 am

1 stop7h 10m

$281

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 5/7

10:40 am-10:55 pm

2 stops9h 15m

Washington, D.C. Reagan-National

Sun 5/10

6:10 am-12:20 pm

1 stop9h 10m

$289

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Tue 4/14

10:45 am-11:40 pm

2 stops9h 55m

Washington, D.C. Dulles Intl

Mon 4/20

5:55 am-12:35 pm

2 stops9h 40m

$292

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 4/23

11:50 pm-1:20 pm

2 stops10h 30m

Washington, D.C. Reagan-National

Wed 4/29

6:10 am-2:50 pm

2 stops11h 40m

$294

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Fri 5/15

10:10 pm-6:12 am

Nonstop5h 02m

Washington, D.C. Dulles Intl

Mon 5/25

10:20 pm-12:57 am

Nonstop5h 37m

$297

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 4/22

9:20 pm-5:25 am

Nonstop5h 05m

Washington, D.C. Dulles Intl

Mon 4/27

7:27 pm-10:13 pm

Nonstop5h 46m

$297
Quickest round-trip

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Fri 6/5

9:35 pm-5:41 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Tue 6/9

7:00 am-9:26 am

Nonstop5h 26m

$305

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Fri 5/1

11:52 am-8:00 pm

Nonstop5h 08m

Washington, D.C. Reagan-National

Mon 5/4

6:59 pm-9:37 am

1 stop17h 38m

$327

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles

Thu 5/14

11:50 pm-12:20 pm

1 stop9h 30m

Washington, D.C. Reagan-National

Mon 5/18

5:15 pm-12:20 am

1 stop10h 05m

$337

Los AngelesBaltimore

LAX - BWI

LAXBWI

Los Angeles

Mon 4/27

9:08 pm-5:15 am

Nonstop5h 07m

Baltimore/Washington

Tue 4/28

5:50 pm-11:44 pm

1 stop8h 54m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Irvine to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Irvine 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 Irvine to Washington, D.C.

How far ahead should I book a flight from Irvine to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Washington, D.C.. Price data was last updated on March 13, 2026.

The best time to book flights from Irvine to Washington, D.C. is 31 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Irvine to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Irvine to Washington, D.C. (average of $93). Flying from Irvine to Washington, D.C. in March is currently the most expensive (average of $195). 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 IR9 to WAS?

Find hourly flight availability from Irvine to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2026.

One of the essential ways to save on airfare from Irvine to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 28% on airfare.

What is the cheapest day to fly from Irvine to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Washington, D.C.. Price data was last updated on March 23, 2026.

Travelers seeking maximum savings on their Irvine to Washington, D.C. flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to Washington, D.C.

Explore weekly flight availability from Irvine to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 28, 2026.

The most flights from IR9 to WAS are scheduled on a Friday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Irvine to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated March 28, 2026.
Read through reviews of airlines operating flights from Irvine to Washington, D.C., such as Southwest,Alaska Airlines, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,333 reviews
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Alaska Airlines
7.9
Good
12,132 reviews
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,499 reviews
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.1
Good
11,520 reviews
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Spirit Airlines
6.3
Okay
8,553 reviews
Southwest
8.0
Very good
4,333 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Irvine to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Irvine to Washington, D.C.?

    There are many flights that can get you from Irvine to Washington, D.C. in 5h 02m. Fly via Southwest, United Airlines, or Alaska Airlines to get the fastest option. Irvine and Washington, D.C. are separated by a distance of 2282 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Irvine to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as $48 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $72 and Hawaiian Airlines from $98 one-way.

  • What are the most popular routes from Irvine to Washington, D.C.?

    While some choose either Los Angeles - Washington, D.C. Dulles Intl or Los Angeles - Baltimore/Washington, Los Angeles - Washington, D.C. Reagan-National is the most popular route from Irvine to Washington, D.C..

  • What are the most reliable airlines from Irvine to Washington, D.C.?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Irvine to Washington, D.C. on time: Air China (88%), Asiana Airlines (87%), Lufthansa (85%).

  • What are the cheapest flights from Irvine to Washington, D.C.?

    While on average a flight from Irvine to Washington, D.C. is generally $1,078, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Los Angeles - Washington, D.C. Reagan-National), you can expect to pay $180 for that flight.

  • Can I find deals for flights from Irvine to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Irvine to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Washington, D.C..

  • Can I find deals for business class flights from Irvine to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Irvine to Washington, D.C. 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 Irvine to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Irvine to Washington, D.C. (average of $93). Flying from Irvine to Washington, D.C. in March is currently the most expensive (average of $195). 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

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

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.

Top 9 airlines flying from Irvine to Washington, D.C.

Discover the top 9 airlines that operate flights from Irvine to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$50Average$213FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$266FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$113Average$342FlexibilityNo cancel feeOn-time85%
DeltaCheapest$138Average$426FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$159Average$435FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$179Average$472FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$186Average$405FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$186Average$455FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$214Average$402FlexibilityNo cancel feeOn-time75%

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