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$125+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LAX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Pittsburgh to Irvine are usually found in August or September, booked 85 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(FlightHub)

One-way from

$126
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$325
Provider with most accurate pricing for Pittsburgh-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Pittsburgh-Los Angeles flights.
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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. 20% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1311:41 amPIT - LAX
1 stop25h 45mSpirit Airlines
Tue 3/254:29 pmLAX - PIT
1 stop21h 40mSpirit Airlines
Deal found 2/20$267
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/28:35 pmPIT - LAX
3 stops29h 00mMultiple Airlines
Sun 3/99:00 amLAX - PIT
2 stops36h 32mMultiple Airlines
Deal found 2/19$268
This JetBlue deal was found by Cheapflights users on 2/20. 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.
Tue 4/83:36 pmPIT - LAX
1 stop11h 12mJetBlue
Wed 4/166:00 amLAX - PIT
1 stop11h 55mJetBlue
Deal found 2/20$271
This Delta deal was found by Cheapflights users on 2/19. 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.
Tue 5/132:30 pmPIT - LAX
1 stop10h 41mDelta
Tue 5/206:00 amLAX - PIT
1 stop6h 23mDelta
Deal found 2/19$277
This Gotogate deal was found by Cheapflights users on 2/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/289:23 amPIT - LAX
Nonstop5h 31mBreeze Airways
Wed 4/912:39 pmLAX - PIT
Nonstop4h 49mBreeze Airways
Deal found 2/18$296
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 5/135:57 pmPIT - LAX
Nonstop5h 11mAmerican Airlines
Mon 5/1912:59 amLAX - PIT
1 stop6h 52mAmerican Airlines
Deal found 2/19$305
This Southwest deal was found by Cheapflights users on 2/20. 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 3/1212:40 pmPIT - LAX
2 stops14h 05mSouthwest
Wed 3/266:35 amLAX - PIT
2 stops12h 00mSouthwest
Deal found 2/20$327
This Frontier deal was found by Cheapflights users on 2/19. 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.
Sat 6/72:20 pmPIT - LAX
1 stop9h 00mFrontier
Wed 6/1110:35 pmLAX - PIT
1 stop11h 45mFrontier
Deal found 2/19$368
This Sun Country Air deal was found by Cheapflights users on 2/20. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/811:25 amPIT - LAX
1 stop14h 19mSun Country Air
Sat 6/1411:55 pmLAX - PIT
1 stop7h 30mSun Country Air
Deal found 2/20$390
This United deal was found by Cheapflights users on 2/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:25 amPIT - LAX
1 stop10h 20mUnited Airlines
Tue 5/610:37 amLAX - PIT
2 stops9h 00mUnited Airlines
Deal found 2/19$410

Find flights from Pittsburgh to Irvine within your budget

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 February 20, 2025.

Fly from

Pittsburgh

Fly to

Irvine

Route

Depart

Return

Price

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Thu 3/13

11:41 am-10:26 am

1 stop25h 45m

Los Angeles

Tue 3/25

4:29 pm-5:09 pm

1 stop21h 40m

$267

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Sun 3/2

8:35 pm-10:35 pm

3 stops29h 00m

Los Angeles

Sun 3/9

9:00 am-12:32 am

2 stops36h 32m

$268

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 4/8

3:36 pm-11:48 pm

1 stop11h 12m

Los Angeles

Wed 4/16

6:00 am-8:55 pm

1 stop11h 55m

$271

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 5/13

2:30 pm-10:11 pm

1 stop10h 41m

Los Angeles

Tue 5/20

6:00 am-3:23 pm

1 stop6h 23m

$277

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Fri 3/28

9:23 am-11:54 am

Nonstop5h 31m

Los Angeles

Wed 4/9

12:39 pm-8:28 pm

Nonstop4h 49m

$296

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 5/13

5:57 pm-8:08 pm

Nonstop5h 11m

Los Angeles

Mon 5/19

12:59 am-10:51 am

1 stop6h 52m

$305

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Wed 3/12

12:40 pm-11:45 pm

2 stops14h 05m

Los Angeles

Wed 3/26

6:35 am-9:35 pm

2 stops12h 00m

$327

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Thu 3/13

7:20 pm-10:59 am

1 stop18h 39m

Los Angeles

Sat 3/29

7:00 am-6:36 pm

1 stop8h 36m

$393

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Fri 3/7

4:16 pm-8:55 pm

1 stop7h 39m

Los Angeles

Tue 3/11

7:30 am-7:14 pm

1 stop8h 44m

$405

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 3/4

2:45 pm-11:00 pm

3 stops35h 15m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 19 results
1
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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.

Travel insights for flights from Pittsburgh to Irvine

Get recent, data-driven insights about flights from Pittsburgh to Irvine including ideal travel times, pricing trends, and more.

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 February 14, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Irvine, you should look to book at least 85 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 $344). 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 February 20, 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 mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 February 20, 2025.
See what other customers who have flown with Southwest, Breeze Airways and Alaska Airlines from Pittsburgh to Irvine have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

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 0 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 35 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 ($126), American Airlines ($129), and JetBlue ($136).

  • What are the cheapest flights from Pittsburgh to Irvine?

    While on average a flight from Pittsburgh to Irvine is generally $641, our data shows the cheapest flight currently is $102. When looking at the most popular route, (Pittsburgh - Los Angeles), you can expect to pay $155 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 $344). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$179FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$168FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$138Average$284FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$502FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$382FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$233Average$472FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$277Average$450FlexibilityNo cancel feeOn-time63%
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