$164+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LAX
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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 October or August, booked 65 days in advance, depart on a Tuesday or Thursday and return on a Tuesday
Cheap flight deals from Pittsburgh to Irvine
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pittsburgh to IrvineExplore 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 August 4, 2026.
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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:35 am -
Nonstop5h 19m
Tue 9/812:39 pm -
Nonstop4h 52m
Deal found 8/3![Breeze Airways logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/142:32 pm -
1 stop30h 38m
Tue 9/159:40 pm -
1 stop13h 07m
Deal found 8/4![Frontier logo]()
$320
This Priceline deal was found by Cheapflights users on 7/30. 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 9/69:35 am -
Nonstop5h 19m
Fri 9/119:40 pm -
1 stop13h 07m
Deal found 7/30![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/279:35 am -
Nonstop5h 19m
Sat 8/2911:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 7/31. 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 10/303:38 pm -
Nonstop5h 37m
Mon 11/28:23 am -
Nonstop4h 45m
Deal found 7/31![United Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/239:35 am -
Nonstop5h 19m
Wed 8/2611:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:10 pm -
2 stops23h 10m
Sun 9/612:39 pm -
Nonstop4h 52m
Deal found 8/1![Multiple Airlines logo]()
$327
This Breeze Airways deal was found by Cheapflights users on 8/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:35 am -
Nonstop5h 19m
Tue 8/2512:39 pm -
Nonstop4h 52m
Deal found 8/3![Breeze Airways logo]()
$328
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 9/510:32 am -
1 stop7h 02m
Mon 9/1411:55 pm -
1 stop7h 16m
Deal found 8/4![Delta logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/278:58 pm -
2 stops24h 14m
Mon 8/319:29 pm -
1 stop8h 21m
Deal found 8/2![Multiple Airlines logo]()
$330
This CheapOair deal was found by Cheapflights users on 8/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:10 pm -
1 stop26h 02m
Sun 9/139:40 pm -
1 stop13h 07m
Deal found 8/1![Frontier logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/209:35 am -
Nonstop5h 19m
Thu 8/2711:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$332
Best flights from Pittsburgh to IrvineDiscover carefully curated flight deals from Pittsburgh to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Pittsburgh to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Southwest deal was found by Cheapflights users on 7/30. 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 8/258:40 am -
2 stops10h 35m
Thu 9/38:35 am -
2 stops8h 40m
Deal found 7/30![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 8/263:46 pm -
Nonstop5h 19m
Mon 8/319:00 am -
Nonstop4h 46m
Deal found 7/30![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 8/235:50 am -
1 stop7h 08m
Sat 8/2910:40 pm -
1 stop7h 28m
Deal found 7/31![Delta logo]()
$363
This Southwest deal was found by Cheapflights users on 7/30. 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.
Sat 8/2910:50 am -
2 stops10h 05m
Sat 9/55:20 am -
2 stops9h 15m
Deal found 7/30![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:44 pm -
Nonstop5h 19m
Mon 9/289:00 am -
Nonstop4h 46m
Deal found 8/2![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 8/2. 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 9/83:25 pm -
1 stop10h 15m
Fri 9/118:35 am -
2 stops8h 40m
Deal found 8/2![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/43:46 pm -
Nonstop5h 19m
Mon 9/79:00 am -
Nonstop4h 46m
Deal found 7/30![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/31. 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.
Sat 9/263:30 pm -
1 stop7h 40m
Wed 9/3011:55 pm -
1 stop7h 10m
Deal found 7/31![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:44 pm -
Nonstop5h 19m
Sun 10/1111:05 pm -
1 stop7h 49m
Deal found 8/3![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 7/31. 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.
Thu 10/14:20 pm -
2 stops10h 45m
Tue 10/66:55 am -
1 stop7h 05m
Deal found 7/31![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:20 pm -
1 stop6h 35m
Sat 10/1011:55 pm -
1 stop7h 25m
Deal found 8/3![Southwest logo]()
$363
Last-minute flights from Pittsburgh to IrvineDiscover last-minute flight deals from Pittsburgh to Irvine. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Irvine. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/209:35 am -
Nonstop5h 19m
Thu 8/2711:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$325
This Breeze Airways deal was found by Cheapflights users on 8/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:35 am -
Nonstop5h 19m
Tue 8/2512:39 pm -
Nonstop4h 52m
Deal found 8/3![Breeze Airways logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/239:35 am -
Nonstop5h 19m
Wed 8/2611:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/279:35 am -
Nonstop5h 19m
Sat 8/2911:20 pm -
1 stop15h 55m
Deal found 7/31![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/278:58 pm -
2 stops24h 14m
Mon 8/319:29 pm -
1 stop8h 21m
Deal found 8/2![Multiple Airlines logo]()
$330
This CheapOair deal was found by Cheapflights users on 8/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:10 pm -
1 stop26h 02m
Sun 9/139:40 pm -
1 stop13h 07m
Deal found 8/1![Frontier logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:10 pm -
2 stops23h 10m
Sun 9/612:39 pm -
Nonstop4h 52m
Deal found 8/1![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:35 am -
Nonstop5h 19m
Tue 9/812:39 pm -
Nonstop4h 52m
Deal found 8/3![Breeze Airways logo]()
$317
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 9/56:44 am -
1 stop7h 28m
Wed 9/911:30 am -
1 stop8h 23m
Deal found 8/4![Delta logo]()
$329
This Priceline deal was found by Cheapflights users on 7/30. 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 9/69:35 am -
Nonstop5h 19m
Fri 9/119:40 pm -
1 stop13h 07m
Deal found 7/30![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/142:32 pm -
1 stop30h 38m
Tue 9/159:40 pm -
1 stop13h 07m
Deal found 8/4![Frontier logo]()
$320
One-way flights from Pittsburgh to IrvineSearch for one-way flight options from Pittsburgh to Irvine. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Pittsburgh to Irvine. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/132:32 pm -
1 stop30h 38m
Deal found 7/30![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:35 am -
2 stops26h 54m
Deal found 8/3![Multiple Airlines logo]()
$165
This Super.com deal was found by Cheapflights users on 8/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:10 pm -
1 stop26h 08m
Deal found 8/1![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Tue 9/292:42 pm -
1 stop30h 28m
Deal found 8/2![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Tue 8/189:35 am -
Nonstop5h 19m
Deal found 7/31![Breeze Airways logo]()
$168
This JetBlue deal was found by Cheapflights users on 7/31. 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.
Mon 11/26:00 am -
1 stop11h 50m
Deal found 7/31![JetBlue logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Fri 8/289:35 am -
2 stops32h 45m
Deal found 7/30![Multiple Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 9/103:46 pm -
Nonstop5h 19m
Deal found 7/31![United Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Tue 8/119:35 am -
Nonstop5h 19m
Deal found 7/30![Breeze Airways logo]()
$173
This Delta deal was found by Cheapflights users on 7/31. 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.
Sat 9/197:45 pm -
1 stop7h 41m
Deal found 7/31![Delta logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/277:04 pm -
2 stops46h 35m
Deal found 7/30![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/307:10 pm -
2 stops24h 44m
Deal found 7/30![Frontier logo]()
$176
Find flight deals from Pittsburgh to Irvine
Keep the following information in mind while searching for Pittsburgh to Irvine flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $317 (Kiwi.com) |
One-way from | $164 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $340 |
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 August 4, 2026.
Use the filters below to find and compare flights from Pittsburgh to Irvine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Tue 8/25
8:40 am-4:15 pm
2 stops10h 35m
Los Angeles
Thu 9/3
8:35 am-8:15 pm
2 stops8h 40m
$339
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Sat 8/29
10:50 am-5:55 pm
2 stops10h 05m
Los Angeles
Sat 9/5
5:20 am-5:35 pm
2 stops9h 15m
$339
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Tue 9/8
3:25 pm-10:40 pm
1 stop10h 15m
Los Angeles
Fri 9/11
8:35 am-8:15 pm
2 stops8h 40m
$342
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Sat 9/26
3:30 pm-8:10 pm
1 stop7h 40m
Los Angeles
Wed 9/30
11:55 pm-10:05 am
1 stop7h 10m
$347
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Thu 10/1
4:20 pm-12:05 am
2 stops10h 45m
Los Angeles
Tue 10/6
6:55 am-5:00 pm
1 stop7h 05m
$352
Quickest round-trip
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 8/26
3:46 pm-6:05 pm
Nonstop5h 19m
Los Angeles
Mon 8/31
9:00 am-4:46 pm
Nonstop4h 46m
$359
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Fri 9/25
3:44 pm-6:03 pm
Nonstop5h 19m
Los Angeles
Mon 9/28
9:00 am-4:46 pm
Nonstop4h 46m
$359
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Fri 9/4
3:46 pm-6:05 pm
Nonstop5h 19m
Los Angeles
Mon 9/7
9:00 am-4:46 pm
Nonstop4h 46m
$359
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Sun 8/23
5:50 am-9:58 am
1 stop7h 08m
Los Angeles
Sat 8/29
10:40 pm-9:08 am
1 stop7h 28m
$363
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Fri 10/2
8:20 pm-11:55 pm
1 stop6h 35m
Los Angeles
Sat 10/10
11:55 pm-10:20 am
1 stop7h 25m
$363
Showing 1-10 of 22 resultsSorted by cheapest first
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.
PIT-LAX
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
PIT-IR9
PIT-LAX
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 August 4, 2026.
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.
How much does it cost to fly round-trip from Pittsburgh to Irvine?
Airfare is typical for this route at the moment.
Pittsburgh to Irvine flights typically cost between $257 and $416 in September.The cheapest round-trip price found within the last 5 days was $317 on Breeze Airways (Sep 1-Sep 8).
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 August 4, 2026.
Read through reviews of airlines operating flights from Pittsburgh to Irvine, such as Breeze Airways,Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Crew
8.7
Overall
8.2
Entertainment
6.7
Food
6.7
Comfort
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
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.
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Pittsburgh
Popular flights
Top destinations
Alternative routes for Pittsburgh to Irvine
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Irvine by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pittsburgh to Irvine by cabin class
Find flights from Pittsburgh to Irvine, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pittsburgh and Irvine flights
Browse other Pittsburgh and Irvine flight options. Last updated on August 4, 2026.
Other flights from Pittsburgh
Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pittsburgh to Irvine flights
Consider these flights traveling from Pittsburgh to Irvine.
Top 6 airlines flying from Pittsburgh to Irvine
Discover the top 6 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$147 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$149 | Average$295 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$241 | Average$441 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$266 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$272 | Average$339 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$455 | FlexibilityNo cancel fee | On-time69% |