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

$72 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and JetBlue, with prices starting from $118 and $119, respectively.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Irvine

The most flights from DCA to IR9 are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

In terms of precipitation, rainfall in Irvine 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 Irvine when rainfall is around 0.0 in.

If weather is an important factor for your trip to Irvine, 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).

What are the cheapest flights from Washington, D.C. Reagan-National Airport to Irvine?

While on average a flight from Washington, D.C. Reagan-National Airport to Irvine is generally $1,678, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Washington, D.C. Reagan-National - Los Angeles), you can expect to pay $184 for that flight.

What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Irvine?

No one likes to see their flight delayed. When booking a flight from Washington, D.C. Reagan-National Airport to Irvine consider choosing Alaska Airlines (87%), Japan Airlines (84%) or Malaysia Airlines (84%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Washington, D.C. Reagan-National Airport to Irvine?

The most popular airlines flying from Washington, D.C. Reagan-National Airport to Irvine are American Airlines, Alaska Airlines and Southwest. Something to consider prior to booking your flight.

Can I find deals for flights from Reagan-National to Irvine that include hotel bookings?

Yes. In addition to deals on Reagan-National to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Irvine?

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

Can I find deals for business class flights from Reagan-National to Irvine?

Yes. Cheapflights offers flight deals from Reagan-National to Irvine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Irvine are usually found in September or August, booked 70 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

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Most accurate provider	FlightHub 3 stars
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Popular in	June
Cheapest in	September
Average price	$382

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Highest demand for flights based on searches. 11% potential increase in price ($63 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Irvine

Prices

Airlines

What is the cheapest time of day to fly from DCA to IR9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Irvine as you normally would.

Reviews of airlines servicing Irvine

Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Washington, D.C. Reagan-National Airport to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Southwest

8.0

Very good

4,196 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Alaska Airlines

7.9

Good

12,958 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Delta

7.8

Good

8,591 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

American Airlines

7.0

Good

12,075 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Frontier

5.6

Fair

2,579 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Irvine one-way?
$72 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and JetBlue, with prices starting from $118 and $119, respectively.
What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Irvine?
No one likes to see their flight delayed. When booking a flight from Washington, D.C. Reagan-National Airport to Irvine consider choosing Alaska Airlines (87%), Japan Airlines (84%) or Malaysia Airlines (84%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Washington, D.C. Reagan-National Airport to Irvine?
While on average a flight from Washington, D.C. Reagan-National Airport to Irvine is generally $1,678, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Washington, D.C. Reagan-National - Los Angeles), you can expect to pay $184 for that flight.
Can I find deals for flights from Reagan-National to Irvine that include hotel bookings?
Yes. In addition to deals on Reagan-National to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Irvine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Irvine.
Can I find deals for business class flights from Reagan-National to Irvine?
Yes. Cheapflights offers flight deals from Reagan-National to Irvine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 7 airlines flying from Reagan-National to Irvine

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$144	Average$265	FlexibilityNo cancel fee	On-time62%
JetBlue	Cheapest$225	Average$416	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$230	Average$455	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$243	Average$412	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$246	Average$449	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$257	Average$468	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$292	Average$536	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Reagan-National (DCA) to Irvine, CA

Find cheap flights from Reagan-National to Irvine with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Reagan-National to Irvine

Most accurate provider

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Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from DCA to IR9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Irvine as you normally would.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Irvine

The most flights from DCA to IR9 are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Irvine

Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Washington, D.C. Reagan-National Airport to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Irvine?

What are the cheapest flights from Washington, D.C. Reagan-National Airport to Irvine?

Can I find deals for flights from Reagan-National to Irvine that include hotel bookings?

How can I find direct flights from Reagan-National to Irvine?

Can I find deals for business class flights from Reagan-National to Irvine?

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 Reagan-National to Irvine

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Complete your trip

Complete your trip to Irvine by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Reagan-National to Irvine by cabin class

Find flights from Reagan-National to Irvine, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Reagan-National and Irvine flights

Browse other Reagan-National and Irvine flight options. Last updated on September 23, 2026.

Other flights from Reagan-National

Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.

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Top 7 airlines flying from Reagan-National to Irvine

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