How popular is this Washington, D.C. to Costa Mesa flight route?

This flight path from Washington, D.C. to Costa Mesa was viewed by 170 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $90. However, be on the lookout for offers from Hawaiian Airlines and United Airlines, as they are both options that can get you from Washington, D.C. to Costa Mesa for a low price.

What are the most popular routes from Washington, D.C. to Costa Mesa?

Most travelers choose Washington, D.C. Reagan-National - Los Angeles, Washington, D.C. Dulles Intl - Los Angeles or Baltimore/Washington - Los Angeles when deciding on the best route from Washington, D.C. to Costa Mesa.

What are the cheapest flights from Washington, D.C. to Costa Mesa?

On average you can expect to pay $847 for a flight from Washington, D.C. to Costa Mesa. The cheapest flight overall is $71 while the most popular route, (Washington, D.C. Reagan-National - Los Angeles) is currently priced at $222.

What are the most reliable airlines from Washington, D.C. to Costa Mesa?

The top 3 most reliable airlines when flying from Washington, D.C. to Costa Mesa are Virgin Australia (96%), Air New Zealand (92%) and Air China (92%).

What are the most popular airlines that fly from Washington, D.C. to Costa Mesa?

The most popular airlines flying from Washington, D.C. to Costa Mesa are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

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

Find a great deal and save up to 81% by booking at least 31 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to Costa Mesa within the next two weeks, with the cheapest ticket starting at $386.

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

The best pricing can be found in the month of September. Prices to Costa Mesa from Washington, D.C. average $364. You can even find prices in September for less than $364, as users have found deals to Costa Mesa from as low as $122. The month of December appears to be one of the more expensive times to travel to Costa Mesa from Washington, D.C.. Flying in the targeted month can save you up to 32%.

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

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

How can I find direct flights from Washington, D.C. to Costa Mesa?

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

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

Yes. Cheapflights offers flight deals from Washington, D.C. to Costa Mesa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$90+ Flights from Washington, D.C. to Costa Mesa

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Cheapflights Tip: The best prices from Washington, D.C. to Costa Mesa are usually found in September or August, booked 30 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Washington, D.C. to Costa Mesa

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$148 (Mytrip)
One-way from	$90 (Mytrip)
Popular in	December
Cheapest in	September
Average price	$366

Provider with most accurate pricing for Washington, D.C. (WAS)-Los Angeles flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Los Angeles flights.

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From Washington, D.C. (WAS) to Costa Mesa

Search Deals

One-way flight from Washington, D.C. (WAS) to Costa Mesa

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Washington, D.C. to Costa Mesa

Cheapest flights from Washington, D.C. to Costa Mesa
Explore the most affordable flight options available from Washington, D.C. to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Wed 10/221:37 pmBWI - LAX

Nonstop5h 32mSpirit Airlines

Thu 11/612:59 pmLAX - BWI

Nonstop5h 03mSpirit Airlines

Deal found 3/31

$148

Tue 8/198:19 pmIAD - LAX

Nonstop5h 29mHawaiian Airlines

Sun 8/316:00 amLAX - IAD

1 stop10h 29mHawaiian Airlines

Deal found 3/31

$215

Sat 5/105:38 pmIAD - LAX

Nonstop5h 49mAlaska Airlines

Sun 5/118:00 amLAX - IAD

Nonstop5h 00mAlaska Airlines

Deal found 4/1

$216

Wed 4/308:59 amDCA - LAX

Nonstop5h 58mAlaska Airlines

Fri 5/212:58 pmLAX - DCA

Nonstop5h 00mAlaska Airlines

Deal found 4/1

$217

Wed 4/95:18 pmBWI - LAX

1 stop10h 07mMultiple Airlines

Wed 4/235:45 amLAX - BWI

Nonstop4h 53mMultiple Airlines

Deal found 3/31

$218

Sat 5/107:45 amIAD - LAX

1 stop15h 05mMultiple Airlines

Tue 5/138:00 amLAX - IAD

Nonstop5h 00mMultiple Airlines

Deal found 3/31

$218

Sat 4/268:59 amDCA - LAX

Nonstop5h 58mHawaiian Airlines

Fri 5/212:58 pmLAX - DCA

Nonstop5h 00mHawaiian Airlines

Deal found 4/1

$222

Sun 4/206:10 amIAD - LAX

Nonstop5h 48mUnited Airlines

Tue 4/226:50 pmLAX - IAD

1 stop7h 32mUnited Airlines

Deal found 3/31

$222

Tue 4/225:10 pmDCA - LAX

Nonstop5h 52mDelta

Wed 4/308:02 amLAX - DCA

Nonstop4h 58mDelta

Deal found 4/2

$227

Thu 5/83:32 pmIAD - LAX

1 stop9h 03mFrontier

Sun 5/118:05 pmLAX - IAD

1 stop7h 26mFrontier

Deal found 4/1

$235

Mon 4/285:58 pmBWI - LAX

1 stop9h 33mFrontier

Fri 5/26:15 amLAX - BWI

1 stop8h 07mFrontier

Deal found 3/31

$238

Wed 4/306:00 pmDCA - LAX

1 stop9h 31mFrontier

Tue 5/66:15 amLAX - DCA

1 stop7h 44mFrontier

Deal found 4/1

$238

Best flights from Washington, D.C. to Costa Mesa
Discover carefully curated flight deals from Washington, D.C. to Costa Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Wed 4/306:20 amBWI - LAX

2 stops21h 51mSpirit Airlines

Sat 5/1011:36 amLAX - BWI

Nonstop5h 03mSpirit Airlines

Deal found 3/30

$148

Wed 4/302:53 pmBWI - LAX

Nonstop5h 47mMultiple Airlines

Wed 5/710:35 pmLAX - BWI

1 stop8h 23mMultiple Airlines

Deal found 4/1

$196

Sat 5/105:38 pmIAD - LAX

Nonstop5h 49mAlaska Airlines

Sun 5/118:00 amLAX - IAD

Nonstop5h 00mAlaska Airlines

Deal found 4/1

$216

Sun 5/258:59 amDCA - LAX

Nonstop5h 43mHawaiian Airlines

Sun 5/2512:48 pmLAX - DCA

Nonstop5h 11mHawaiian Airlines

Deal found 3/31

$221

Sun 4/206:10 amIAD - LAX

Nonstop5h 48mUnited Airlines

Tue 4/226:50 pmLAX - IAD

1 stop7h 32mUnited Airlines

Deal found 3/31

$222

Sat 4/196:30 amDCA - LAX

1 stop8h 05mSouthwest

Tue 4/2211:00 pmLAX - DCA

1 stop8h 00mSouthwest

Deal found 3/31

$223

Thu 5/83:32 pmIAD - LAX

1 stop9h 03mFrontier

Sun 5/118:05 pmLAX - IAD

1 stop7h 26mFrontier

Deal found 4/1

$235

Sat 4/265:10 pmDCA - LAX

Nonstop5h 52mDelta

Sat 5/38:02 amLAX - DCA

Nonstop4h 58mDelta

Deal found 3/31

$237

Wed 5/77:00 amDCA - LAX

1 stop11h 10mJetBlue

Sun 5/189:00 pmLAX - DCA

1 stop9h 00mJetBlue

Deal found 3/31

$245

Sat 4/198:16 amDCA - LAX

Nonstop5h 59mAmerican Airlines

Tue 4/228:01 amLAX - DCA

Nonstop4h 57mAmerican Airlines

Deal found 3/31

$282

Thu 4/1712:37 pmIAD - LAX

1 stop7h 38mSun Country Air

Thu 4/245:50 pmLAX - IAD

1 stop15h 33mSun Country Air

Deal found 3/31

$299

Tue 4/298:59 amDCA - LAX

Nonstop5h 58mAlaska Airlines

Fri 5/212:58 pmLAX - DCA

Nonstop5h 00mAlaska Airlines

Deal found 3/31

$217

Last-minute flights from Washington, D.C. to Costa Mesa
Discover last-minute flight deals from Washington, D.C. to Costa Mesa. Data last updated April 2, 2025 and is based on user searches.

Tue 4/86:30 amBWI - LAX

Nonstop5h 59mSpirit Airlines

Wed 4/305:30 amLAX - BWI

1 stop8h 16mSpirit Airlines

Deal found 4/1

$164

Tue 4/810:35 amBWI - LAX

1 stop11h 43mMultiple Airlines

Wed 4/305:30 amLAX - BWI

1 stop8h 16mMultiple Airlines

Deal found 4/1

$191

Tue 4/81:03 pmDCA - LAX

1 stop14h 22mFrontier

Wed 4/306:15 amLAX - DCA

1 stop7h 44mFrontier

Deal found 4/1

$258

Tue 4/89:35 amIAD - LAX

1 stop12h 43mFrontier

Mon 4/2110:35 pmLAX - IAD

1 stop12h 47mFrontier

Deal found 3/31

$258

Tue 4/86:00 pmDCA - LAX

1 stop9h 25mMultiple Airlines

Wed 4/3012:58 pmLAX - DCA

Nonstop5h 00mMultiple Airlines

Deal found 4/1

$303

Tue 4/87:31 amIAD - LAX

Nonstop5h 54mAlaska Airlines

Thu 4/248:00 amLAX - IAD

Nonstop5h 00mAlaska Airlines

Deal found 3/31

$312

Tue 4/88:16 amDCA - LAX

Nonstop5h 59mAmerican Airlines

Wed 4/3012:56 pmLAX - DCA

Nonstop4h 57mAmerican Airlines

Deal found 4/1

$352

Tue 4/85:38 pmDCA - LAX

1 stop8h 46mAlaska Airlines

Mon 4/149:59 pmLAX - DCA

2 stops21h 00mAlaska Airlines

Deal found 3/31

$374

Wed 4/95:18 pmBWI - LAX

1 stop10h 07mFrontier

Tue 4/1510:35 pmLAX - BWI

1 stop9h 23mFrontier

Deal found 4/1

$268

Wed 4/93:19 pmIAD - LAX

1 stop9h 16mMultiple Airlines

Wed 4/238:00 amLAX - IAD

Nonstop5h 00mMultiple Airlines

Deal found 3/31

$293

Wed 4/96:10 amIAD - LAX

Nonstop5h 48mUnited Airlines

Wed 4/236:50 amLAX - IAD

Nonstop5h 00mUnited Airlines

Deal found 3/31

$352

Wed 4/95:50 amBWI - LAX

1 stop8h 34mDelta

Tue 4/157:22 pmLAX - BWI

1 stop7h 28mDelta

Deal found 3/31

$397

One-way flights from Washington, D.C. to Costa Mesa
Search for one-way flight options from Washington, D.C. to Costa Mesa. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Tue 4/225:55 amBWI - LAX

2 stops21h 00mSpirit Airlines

Deal found 3/31

$90

Wed 4/308:59 amDCA - LAX

Nonstop5h 58mHawaiian Airlines

Deal found 4/1

$114

Wed 4/305:47 pmIAD - LAX

Nonstop5h 43mUnited Airlines

Deal found 3/31

$114

Tue 4/225:30 pmDCA - LAX

Nonstop5h 52mAmerican Airlines

Deal found 3/31

$115

Tue 5/136:30 amIAD - LAX

1 stop9h 26mHawaiian Airlines

Deal found 4/1

$115

Sat 5/31:00 pmDCA - LAX

1 stop14h 30mFrontier

Deal found 4/1

$116

Wed 4/233:38 pmIAD - LAX

1 stop8h 57mFrontier

Deal found 4/1

$117

Fri 4/255:58 pmBWI - LAX

1 stop9h 33mFrontier

Deal found 3/31

$119

Sat 5/33:20 pmBWI - LAX

2 stops9h 32mAmerican Airlines

Deal found 4/1

$124

Mon 6/27:00 pmDCA - LAX

1 stop8h 13mUnited Airlines

Deal found 3/31

$124

Sat 5/35:05 amIAD - LAX

1 stop9h 55mSouthwest

Deal found 4/1

$124

Sun 4/206:59 pmIAD - LAX

1 stop15h 31mAlaska Airlines

Deal found 3/30

$134

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLos Angeles

BWI - LAX

BWILAX

Baltimore/Washington

Wed 5/14

8:44 pm-11:26 pm

Nonstop5h 42m

Los Angeles

Mon 5/19

11:36 am-7:39 pm

Nonstop5h 03m

$149

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 5/10

5:38 pm-8:27 pm

Nonstop5h 49m

Los Angeles

Sun 5/11

8:00 am-4:00 pm

Nonstop5h 00m

$216

Washington, D.C.Los Angeles

DCA - LAX

DCALAX

Washington, D.C. Reagan-National

Wed 4/30

8:59 am-11:57 am

Nonstop5h 58m

Los Angeles

Fri 5/2

12:58 pm-8:58 pm

Nonstop5h 00m

$217

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 5/10

7:45 am-7:50 pm

1 stop15h 05m

Los Angeles

Tue 5/13

8:00 am-4:00 pm

Nonstop5h 00m

$218

Washington, D.C.Los Angeles

DCA - LAX

DCALAX

Washington, D.C. Reagan-National

Sat 4/26

8:59 am-11:57 am

Nonstop5h 58m

Los Angeles

Fri 5/2

12:58 pm-8:58 pm

Nonstop5h 00m

$222

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sun 4/20

6:10 am-8:58 am

Nonstop5h 48m

Los Angeles

Tue 4/22

6:50 pm-5:22 am

1 stop7h 32m

$222

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 5/24

7:25 pm-10:03 pm

Nonstop5h 38m

Los Angeles

Sat 5/31

5:45 pm-7:36 am

1 stop10h 51m

$226

Washington, D.C.Los Angeles

DCA - LAX

DCALAX

Washington, D.C. Reagan-National

Tue 4/22

5:10 pm-8:02 pm

Nonstop5h 52m

Los Angeles

Wed 4/30

8:02 am-4:00 pm

Nonstop4h 58m

$227

BaltimoreLos Angeles

BWI - LAX

BWILAX

Baltimore/Washington

Mon 4/21

6:51 am-12:09 pm

1 stop8h 18m

Los Angeles

Fri 4/25

6:15 am-4:58 pm

1 stop7h 43m

$230

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 5/8

3:32 pm-9:35 pm

1 stop9h 03m

Los Angeles

Sun 5/11

8:05 pm-6:31 am

1 stop7h 26m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 47 results

...

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

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

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

The best time to book flights from Washington, D.C. to Costa Mesa is 30 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 Washington, D.C. to Costa Mesa?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Costa Mesa (average of $246). Flying from Washington, D.C. to Costa Mesa in June is currently the most expensive (average of $328). 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 WAS to CM3?

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

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

Travelers seeking maximum savings on their Washington, D.C. to Costa Mesa flight should consider departing on Thursday evenings 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 Washington, D.C. to Costa Mesa

The most flights from WAS to CM3 are scheduled on a Monday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Rainfall in Costa Mesa by month

In terms of precipitation, rainfall in Costa Mesa ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Costa Mesa when rainfall is around 0.0 in.

Temperature in Costa Mesa by month

If weather is an important factor for your trip to Costa Mesa, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing Costa Mesa

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Washington, D.C. to Costa Mesa. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Alaska Airlines

8.0

Very good

9,820 reviews

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Delta

8.0

Very good

7,898 reviews

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Hawaiian Airlines

7.9

Good

2,345 reviews

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

United Airlines

7.4

Good

8,615 reviews

Alaska Airlines

8.0

Very good

9,820 reviews

Reviews

1 / 20

10.0

Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

How popular is this Washington, D.C. to Costa Mesa flight route?
This flight path from Washington, D.C. to Costa Mesa was viewed by 170 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines to fly from Washington, D.C. to Costa Mesa one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $90. However, be on the lookout for offers from Hawaiian Airlines and United Airlines, as they are both options that can get you from Washington, D.C. to Costa Mesa for a low price.
What are the most popular routes from Washington, D.C. to Costa Mesa?
Most travelers choose Washington, D.C. Reagan-National - Los Angeles, Washington, D.C. Dulles Intl - Los Angeles or Baltimore/Washington - Los Angeles when deciding on the best route from Washington, D.C. to Costa Mesa.
What are the most reliable airlines from Washington, D.C. to Costa Mesa?
The top 3 most reliable airlines when flying from Washington, D.C. to Costa Mesa are Virgin Australia (96%), Air New Zealand (92%) and Air China (92%).
What are the cheapest flights from Washington, D.C. to Costa Mesa?
On average you can expect to pay $847 for a flight from Washington, D.C. to Costa Mesa. The cheapest flight overall is $71 while the most popular route, (Washington, D.C. Reagan-National - Los Angeles) is currently priced at $222.
Can I find deals for flights from Washington, D.C. to Costa Mesa that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Costa Mesa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Costa Mesa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Costa Mesa.
Can I find deals for business class flights from Washington, D.C. to Costa Mesa?
Yes. Cheapflights offers flight deals from Washington, D.C. to Costa Mesa 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 Washington, D.C. to Costa Mesa?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Costa Mesa (average of $246). Flying from Washington, D.C. to Costa Mesa in June is currently the most expensive (average of $328). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Washington, D.C. to Costa Mesa

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$74	Average$240	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$89	Average$241	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$119	Average$450	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$148	Average$387	FlexibilityNo cancel fee	On-time85%
JetBlue	Cheapest$156	Average$267	FlexibilityNo cancel fee	On-time62%
Sun Country Air	Cheapest$174	Average$335	FlexibilityNo cancel fee	On-time83%
Alaska Airlines	Cheapest$188	Average$405	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$195	Average$489	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$216	Average$477	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$238	Average$511	FlexibilityNo cancel fee	On-time63%

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$90+ Cheap flights from Washington, D.C. (WAS) to Costa Mesa, CA

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. to Costa Mesa are usually found in September or August, booked 30 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Washington, D.C. to Costa Mesa

Keep the following information in mind while searching for Washington, D.C. to Costa Mesa flight deals. Data was last updated April 2, 2025.

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Find flight deals from Washington, D.C. to Costa Mesa

Cheapest flights from Washington, D.C. to Costa MesaExplore the most affordable flight options available from Washington, D.C. to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Washington, D.C. to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

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

Have a flexible travel schedule? Discover the best time to fly to Costa Mesa from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Costa Mesa

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Costa Mesa. Price data was last updated on March 28, 2025.

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

What is the cheapest time of day to fly from WAS to CM3?

Find hourly flight availability from Washington, D.C. to Costa Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Costa Mesa. Price data was last updated on December 16, 2024.

Weekly flight availability from Washington, D.C. to Costa Mesa

Rainfall in Costa Mesa by month

Plan your trip to Costa Mesa by taking into account the average rainfall totals by month.

Temperature in Costa Mesa by month

Plan your trip to Costa Mesa by taking into account the average temperature totals by month.

Reviews of airlines servicing Costa Mesa

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Washington, D.C. to Costa Mesa. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How popular is this Washington, D.C. to Costa Mesa flight route?

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

What are the most popular routes from Washington, D.C. to Costa Mesa?

What are the most reliable airlines from Washington, D.C. to Costa Mesa?

What are the cheapest flights from Washington, D.C. to Costa Mesa?

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

How can I find direct flights from Washington, D.C. to Costa Mesa?

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

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

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Alternative routes for Washington, D.C. to Costa Mesa

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Top 10 airlines flying from Washington, D.C. to Costa Mesa

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Cheapest flights from Washington, D.C. to Costa Mesa
Explore the most affordable flight options available from Washington, D.C. to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.