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$123+ Cheap flights from Pittsburgh (PIT) to Irvine, 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LAX
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Irvine are usually found in August or September, booked 46 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from Pittsburgh to Irvine

Keep the following information in mind while searching for Pittsburgh to Irvine flight deals. Data was last updated June 18, 2025.

Round-trip from

$225
(Kiwi.com)

One-way from

$123
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$287
From Pittsburgh to Irvine
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One-way flight from Pittsburgh to Irvine
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Highest demand for flights based on searches. 14% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Pittsburgh to Irvine

Cheapest flights from Pittsburgh to Irvine
Explore the most affordable flight options available from Pittsburgh to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Mon 7/76:38 pmPIT - LAX
1 stop15h 21mSpirit Airlines
Thu 7/176:00 amLAX - PIT
1 stop9h 10mSpirit Airlines
Deal found 6/16$225
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Sun 7/139:29 amPIT - LAX
Nonstop5h 24mBreeze Airways
Sat 7/1912:38 pmLAX - PIT
Nonstop4h 50mBreeze Airways
Deal found 6/16$226
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:09 pmPIT - LAX
Nonstop5h 02mAmerican Airlines
Sat 8/168:54 amLAX - PIT
Nonstop4h 52mAmerican Airlines
Deal found 6/16$229
This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/137:15 pmPIT - LAX
1 stop6h 35mMultiple Airlines
Mon 7/146:15 amLAX - PIT
1 stop7h 30mMultiple Airlines
Deal found 6/16$232
This Southwest deal was found by Cheapflights users on 6/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/237:20 pmPIT - LAX
1 stop6h 55mSouthwest
Sat 7/266:00 amLAX - PIT
1 stop8h 05mSouthwest
Deal found 6/15$264
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/58:03 amPIT - LAX
1 stop11h 34mAlaska Airlines
Wed 7/166:15 pmLAX - PIT
1 stop9h 28mAlaska Airlines
Deal found 6/16$280
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/26:00 amPIT - LAX
1 stop10h 04mDelta
Sat 7/51:30 pmLAX - PIT
1 stop8h 06mDelta
Deal found 6/17$287
This JetBlue deal was found by Cheapflights users on 6/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:04 pmPIT - LAX
1 stop9h 56mJetBlue
Tue 7/158:25 pmLAX - PIT
1 stop9h 38mJetBlue
Deal found 6/16$291
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:07 pmPIT - LAX
1 stop7h 01mUnited Airlines
Fri 10/1012:56 amLAX - PIT
1 stop7h 33mUnited Airlines
Deal found 6/16$307
This Frontier deal was found by Cheapflights users on 6/16. 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.
Mon 7/75:40 pmPIT - LAX
1 stop9h 47mFrontier
Wed 7/1610:32 pmLAX - PIT
1 stop12h 57mFrontier
Deal found 6/16$320

Cheapflights Fare Finder

Customize your flight search to find flights from Pittsburgh to Irvine 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 June 18, 2025.
Use the filters below to find and compare flights from Pittsburgh to Irvine that are best for you.

Fly from

Pittsburgh

Fly to

Irvine

Route

Depart

Return

Price

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Mon 7/7

6:38 pm-6:59 am

1 stop15h 21m

Los Angeles

Thu 7/17

6:00 am-6:10 pm

1 stop9h 10m

$225

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Sun 7/13

9:29 am-11:53 am

Nonstop5h 24m

Los Angeles

Sat 7/19

12:38 pm-8:28 pm

Nonstop4h 50m

$226

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Wed 8/6

9:29 am-11:53 am

Nonstop5h 24m

Los Angeles

Mon 8/18

7:58 pm-5:35 am

1 stop6h 37m

$227

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 8/12

5:53 pm-7:55 pm

Nonstop5h 02m

Los Angeles

Tue 8/19

8:20 am-8:48 pm

1 stop9h 28m

$258

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Sat 7/5

8:03 am-4:37 pm

1 stop11h 34m

Los Angeles

Wed 7/16

6:15 pm-6:43 am

1 stop9h 28m

$280

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 8/12

10:05 am-2:03 pm

1 stop6h 58m

Los Angeles

Tue 8/19

11:30 am-11:29 pm

1 stop8h 59m

$287

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Wed 7/9

6:04 pm-1:00 am

1 stop9h 56m

Los Angeles

Tue 7/15

8:25 pm-9:03 am

1 stop9h 38m

$291

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 7/1

5:10 am-11:50 am

2 stops9h 40m

Los Angeles

Tue 7/1

4:05 pm-1:55 am

1 stop6h 50m

$317

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Mon 7/7

5:40 pm-12:27 am

1 stop9h 47m

Los Angeles

Wed 7/16

10:32 pm-2:29 pm

1 stop12h 57m

$320

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Thu 8/14

8:45 am-1:23 pm

1 stop7h 38m

Los Angeles

Sat 8/16

12:08 am-9:56 am

1 stop6h 48m

$322

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 22 results
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Best time to book a flight from Pittsburgh to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Pittsburgh 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 Pittsburgh to Irvine

How far ahead should I book a flight from Pittsburgh to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Irvine. Price data was last updated on June 13, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Irvine, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Pittsburgh to Irvine?

Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Irvine (average of $246). Flying from Pittsburgh to Irvine in March is currently the most expensive (average of $327). 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 PIT to IR9?

Find hourly flight availability from Pittsburgh to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

When flying from Pittsburgh to Irvine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Pittsburgh to Irvine?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to Irvine. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pittsburgh to Irvine flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pittsburgh to Irvine

Explore weekly flight availability from Pittsburgh to Irvine. 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 June 18, 2025.

The most flights from PIT to IR9 are scheduled on a Tuesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Irvine by month

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

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.

Temperature in Irvine by month

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

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).

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated June 18, 2025.
See what other customers who have flown with Breeze Airways, Alaska Airlines and Southwest from Pittsburgh to Irvine have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
182 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
10,000 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,280 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,964 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Hawaiian Airlines
7.8
Good
2,507 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Crew

8.8

Entertainment

6.6

Comfort

8.2

Boarding

8.4

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

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

  • What airport do you fly from for flights from Pittsburgh to Irvine?

    If you book a flight to Irvine from Pittsburgh, you will be flying from Pittsburgh, which is the city’s only airport. Pittsburgh (PIT) is located 13.5 mi from the center of Pittsburgh. There are 3 flights from Pittsburgh to Irvine per day from 7 different airlines.

  • How popular is this Pittsburgh to Irvine flight route?

    Flights from Pittsburgh to Irvine have been viewed 15 times in the past calendar month.

  • What are the cheapest airlines to fly from Pittsburgh to Irvine one-way?

    The cheapest airlines for a one-way flight from Pittsburgh to Irvine are Spirit Airlines ($123), Breeze Airways ($129), and Alaska Airlines ($130).

  • What are the most reliable airlines from Pittsburgh to Irvine?

    Before booking your flight to Irvine from Pittsburgh, check out the most reliable airlines to get you to your destination on time: Breeze Airways (96%), Malaysia Airlines (85%), American Airlines( 83%).

  • What are the cheapest flights from Pittsburgh to Irvine?

    While on average a flight from Pittsburgh to Irvine is generally $254, our data shows the cheapest flight currently is $122. When looking at the most popular route, (Pittsburgh - Los Angeles), you can expect to pay $198 for that flight.

  • Can I find deals for flights from Pittsburgh to Irvine that include hotel bookings?

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

  • How can I find direct flights from Pittsburgh to Irvine?

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

  • Can I find deals for business class flights from Pittsburgh to Irvine?

    Yes. Cheapflights offers flight deals from Pittsburgh 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.

  • What is the cheapest month to book a flight from Pittsburgh to Irvine?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Irvine (average of $246). Flying from Pittsburgh to Irvine in March is currently the most expensive (average of $327). 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

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Alternative routes for Pittsburgh to Irvine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Pittsburgh to Irvine

Discover the top 7 airlines that operate flights from Pittsburgh to Irvine. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$95Average$176FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$95Average$198FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$158Average$269FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$480FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$407FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$241Average$428FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$290Average$427FlexibilityNo cancel feeOn-time63%

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