Irvine

$120+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LAX
Jul 8 — Jul 151
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pittsburgh to Irvine with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 3, 2025.

Round-trip from

$208
(Breeze Airways)

One-way from

$121
(FlightHub)

Popular in

December

Cheapest in

August

Average price

$258
From Pittsburgh to Irvine
One-way flight from Pittsburgh to Irvine
Highest demand for flights based on searches. 14% potential increase in price ($55 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in July 2025

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 July 3, 2025.

This Breeze Airways deal was found by Cheapflights users on 7/2. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/229:29 amPIT - LAX
Nonstop5h 24mBreeze Airways
Thu 8/712:38 pmLAX - PIT
Nonstop4h 50mBreeze Airways
Deal found 7/2$208
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Thu 7/247:15 pmPIT - LAX
1 stop6h 35mSpirit Airlines
Thu 7/316:00 amLAX - PIT
2 stops14h 29mSpirit Airlines
Deal found 7/2$209
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Thu 7/317:15 pmPIT - LAX
1 stop6h 35mMultiple Airlines
Tue 8/512:38 pmLAX - PIT
Nonstop4h 50mMultiple Airlines
Deal found 7/2$214
This Priceline deal was found by Cheapflights users on 7/3. 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 11/233:47 pmPIT - LAX
1 stop9h 23mFrontier
Sat 11/296:55 amLAX - PIT
1 stop6h 12mFrontier
Deal found 7/3$216
This Southwest deal was found by Cheapflights users on 7/2. 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.
Tue 11/45:35 pmPIT - LAX
1 stop7h 55mSouthwest
Sat 11/86:35 amLAX - PIT
1 stop7h 40mSouthwest
Deal found 7/2$248
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Fri 8/16:04 pmPIT - LAX
Nonstop5h 02mAmerican Airlines
Wed 8/69:17 amLAX - PIT
Nonstop4h 43mAmerican Airlines
Deal found 7/1$250

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 July 3, 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

Tue 7/22

9:29 am-11:53 am

Nonstop5h 24m

Los Angeles

Wed 7/30

12:38 pm-8:28 pm

Nonstop4h 50m

$208

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Thu 7/24

7:15 pm-10:50 pm

1 stop6h 35m

Los Angeles

Thu 7/31

6:00 am-11:29 pm

2 stops14h 29m

$209

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Thu 7/31

7:15 pm-10:50 pm

1 stop6h 35m

Los Angeles

Tue 8/5

12:38 pm-8:28 pm

Nonstop4h 50m

$214

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Fri 8/1

6:04 pm-8:06 pm

Nonstop5h 02m

Los Angeles

Wed 8/6

9:17 am-5:00 pm

Nonstop4h 43m

$250

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Sun 8/3

7:15 pm-10:50 pm

1 stop6h 35m

$120

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 7/15

9:29 am-11:53 am

Nonstop5h 24m

$121

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Mon 8/4

5:40 pm-12:27 am

1 stop9h 47m

$123

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Wed 8/20

3:30 pm-10:00 pm

1 stop9h 30m

$124

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Tue 7/22

8:03 am-4:58 pm

1 stop11h 55m

$134

PittsburghLos Angeles

PIT - LAX

PITLAX

Pittsburgh

Fri 8/1

6:04 pm-8:06 pm

Nonstop5h 02m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 12 results
1
2

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 27, 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 $326). 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 July 3, 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 Monday 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 July 3, 2025.

The most flights from PIT to IR9 are scheduled on a Tuesday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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 July 3, 2025.
Read through reviews of airlines operating flights from Pittsburgh to Irvine, such as Breeze Airways, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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!

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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!

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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!
8.0
Very good

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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!

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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!

Overall

8.1

Comfort

8.2

Food

6.8

Crew

8.8

Boarding

8.3

Entertainment

6.6

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 2 flights from Pittsburgh to Irvine per day from 7 different airlines.

  • How popular is this Pittsburgh to Irvine flight route?

  • 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 Frontier ($121), Southwest ($124), and Breeze Airways ($125).

  • 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 (87%), Malaysia Airlines (77%), American Airlines( 73%).

  • What are the cheapest flights from Pittsburgh to Irvine?

    While on average a flight from Pittsburgh to Irvine is generally $249, our data shows the cheapest flight currently is $107. When looking at the most popular route, (Pittsburgh - Los Angeles), you can expect to pay $143 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 $326). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pittsburgh to Irvine

See prices for flight routes from nearby airports that may be better suited for you.

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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$89Average$211FlexibilityNo cancel feeOn-time65%
FrontierCheapest$95Average$168FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$158Average$268FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$477FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$408FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$242Average$426FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$284Average$427FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.