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

$84 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 $128 and $131, respectively.

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. Dulles Intl Airport to Irvine?

On average you can expect to pay $1,376 for a flight from Washington, D.C. Dulles Intl Airport to Irvine. The cheapest flight overall is $148 while the most popular route, (Washington, D.C. Dulles Intl - Los Angeles Los Angeles) is currently priced at $280.

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

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 Washington, D.C. Dulles Intl Airport to Irvine on time: Ethiopian Air (95%), American Airlines (95%), Egyptair (94%).

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

When booking a flight from Washington, D.C. Dulles Intl Airport to Irvine, you may want to consider flying on United Airlines, American Airlines or Frontier as they are the most popular for this route.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Dulles Intl 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.

Find Cheap Flights from Washington, D.C. Dulles Intl Airport to Irvine

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Irvine are usually found in January or September, booked 69 days in advance, depart on a Thursday or Friday and return on a Wednesday

Find flight deals from Dulles Intl to Irvine

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Popular in	March
Cheapest in	January
Average price	$357

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

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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 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. Dulles Intl Airport to Irvine

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

When flying from Washington, D.C. Dulles Intl Airport to Irvine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight at noon.

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

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

Reviews of airlines servicing Irvine

See what other customers who have flown with Southwest,United Airlines, andJetBlue from Washington, D.C. Dulles Intl Airport to Irvine have to say. You can also see how each airline compares 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!

United Airlines

7.4

Good

10,228 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!

JetBlue

7.1

Good

3,037 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. Dulles Intl Airport to Irvine one-way?
$84 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 $128 and $131, respectively.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Irvine?
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 Washington, D.C. Dulles Intl Airport to Irvine on time: Ethiopian Air (95%), American Airlines (95%), Egyptair (94%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Irvine?
On average you can expect to pay $1,376 for a flight from Washington, D.C. Dulles Intl Airport to Irvine. The cheapest flight overall is $148 while the most popular route, (Washington, D.C. Dulles Intl - Los Angeles Los Angeles) is currently priced at $280.
Can I find deals for flights from Dulles Intl to Irvine that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Irvine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Irvine.
Can I find deals for business class flights from Dulles Intl to Irvine?
Yes. Cheapflights offers flight deals from Dulles Intl 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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Top 7 airlines flying from Dulles Intl to Irvine

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$131	Average$476	FlexibilityNo cancel fee	On-timeN/A
Frontier	Cheapest$181	Average$379	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$227	Average$495	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$236	Average$439	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$237	Average$485	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$260	Average$362	FlexibilityNo cancel fee	On-time62%
Alaska Airlines	Cheapest$276	Average$522	FlexibilityNo cancel fee	On-time75%

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Cheap flights from Dulles Intl (IAD) to Irvine, CA

Find cheap flights from Dulles Intl to Irvine with Cheapflights

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3. Compare prices and book

Find flight deals from Dulles Intl to Irvine

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Cheapflights Insights

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

When flying from Washington, D.C. Dulles Intl Airport to Irvine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight at noon.

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

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

Reviews of airlines servicing Irvine

See what other customers who have flown with Southwest,United Airlines, andJetBlue from Washington, D.C. Dulles Intl Airport to Irvine have to say. 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

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

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

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

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

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

Can I find deals for business class flights from Dulles Intl 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 Dulles Intl 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 Dulles Intl to Irvine by cabin class

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

Dulles Intl and Irvine flights

Browse other Dulles Intl and Irvine flight options. Last updated on September 23, 2026.

Other flights from Dulles Intl

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

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