$138+ 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LAX
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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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 78 days in advance, depart on a Thursday or Wednesday 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 May 7, 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 May 7, 2026.
This Breeze Airways deal was found by Cheapflights users on 5/4. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Sun 8/2312:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/4![Breeze Airways logo]()
$293
This Breeze Airways deal was found by Cheapflights users on 5/3. 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.
Fri 10/169:24 am
PIT
- LAX
Nonstop5h 37m
Breeze Airways
Mon 10/2612:46 pm
LAX
- PIT
Nonstop4h 46m
Breeze Airways
Deal found 5/3![Breeze Airways logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Sun 8/309:11 pm
PIT
- LAX
1 stop26h 20m
Breeze Airways
Thu 9/312:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/2![Breeze Airways logo]()
$299
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 5/285:00 pm
PIT
- LAX
1 stop8h 40m
Southwest
Wed 6/32:20 pm
LAX
- PIT
1 stop6h 05m
Southwest
Deal found 5/3![Southwest logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 7/149:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Thu 7/3012:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/4![Breeze Airways logo]()
$302
This Expedia deal was found by Cheapflights users on 5/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:26 pm
PIT
- LAX
1 stop18h 12m
Multiple Airlines
Mon 9/1412:46 pm
LAX
- PIT
Nonstop4h 46m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/265:49 pm
PIT
- LAX
2 stops33h 27m
Multiple Airlines
Thu 6/412:39 pm
LAX
- PIT
Nonstop4h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$306
This Southwest deal was found by Cheapflights users on 5/6. 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 7/86:55 am
PIT
- LAX
1 stop8h 05m
Southwest
Tue 7/145:05 am
LAX
- PIT
1 stop8h 45m
Southwest
Deal found 5/6![Southwest logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 7/149:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Sun 7/1912:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/3![Breeze Airways logo]()
$308
This Southwest deal was found by Cheapflights users on 5/7. 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 6/26:00 pm
PIT
- LAX
1 stop7h 05m
Southwest
Sat 6/62:25 pm
LAX
- PIT
1 stop8h 05m
Southwest
Deal found 5/7![Southwest logo]()
$309
This Booking.com deal was found by Cheapflights users on 5/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Thu 8/2012:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/6![Breeze Airways logo]()
$310
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 May 7, 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 May 7, 2026.
This Southwest deal was found by Cheapflights users on 5/6. 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 7/13:55 pm
PIT
- LAX
1 stop9h 05m
Southwest
Sat 7/115:15 am
LAX
- PIT
1 stop9h 25m
Southwest
Deal found 5/6![Southwest logo]()
$330
This United Airlines deal was found by Cheapflights users on 5/6. 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 7/85:55 pm
PIT
- LAX
Nonstop5h 12m
United Airlines
Tue 7/148:15 am
LAX
- PIT
1 stop9h 36m
United Airlines
Deal found 5/6![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 5/5. 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 7/116:40 am
PIT
- LAX
1 stop7h 30m
Delta
Fri 7/1712:30 am
LAX
- PIT
1 stop7h 18m
Delta
Deal found 5/5![Delta logo]()
$353
This Southwest deal was found by Cheapflights users on 5/6. 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 7/295:30 pm
PIT
- LAX
1 stop8h 20m
Southwest
Fri 8/710:15 pm
LAX
- PIT
1 stop7h 45m
Southwest
Deal found 5/6![Southwest logo]()
$338
This United Airlines deal was found by Cheapflights users on 5/2. 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 7/245:55 pm
PIT
- LAX
Nonstop5h 12m
United Airlines
Sat 8/19:00 am
LAX
- PIT
Nonstop4h 51m
United Airlines
Deal found 5/2![United Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 5/6. 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 7/810:25 am
PIT
- LAX
2 stops11h 45m
Southwest
Sat 7/187:55 am
LAX
- PIT
1 stop13h 00m
Southwest
Deal found 5/6![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 5/6. 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 7/295:55 pm
PIT
- LAX
Nonstop5h 12m
United Airlines
Fri 8/79:00 am
LAX
- PIT
Nonstop4h 51m
United Airlines
Deal found 5/6![United Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 5/5. 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 6/25:25 pm
PIT
- LAX
1 stop7h 45m
Southwest
Tue 6/98:40 am
LAX
- PIT
2 stops10h 30m
Southwest
Deal found 5/5![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 5/6. 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 7/16:16 pm
PIT
- LAX
1 stop8h 53m
United Airlines
Sat 7/119:00 am
LAX
- PIT
Nonstop4h 51m
United Airlines
Deal found 5/6![United Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 5/5. 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 7/287:45 pm
PIT
- LAX
1 stop6h 25m
Southwest
Wed 8/56:10 am
LAX
- PIT
2 stops9h 30m
Southwest
Deal found 5/5![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Sun 7/56:56 am
PIT
- LAX
Nonstop5h 12m
United Airlines
Sat 7/1110:35 pm
LAX
- PIT
1 stop8h 23m
United Airlines
Deal found 5/5![United Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 5/6. 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 7/810:25 am
PIT
- LAX
2 stops11h 45m
Southwest
Tue 7/146:45 am
LAX
- PIT
2 stops9h 20m
Southwest
Deal found 5/6![Southwest logo]()
$348
Last-minute flights from Pittsburgh to IrvineDiscover last-minute flight deals from Pittsburgh to Irvine. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Irvine. Data last updated May 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/265:49 pm
PIT
- LAX
2 stops33h 27m
Multiple Airlines
Thu 6/412:39 pm
LAX
- PIT
Nonstop4h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$306
This Expedia deal was found by Cheapflights users on 5/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:00 am
PIT
- LAX
1 stop10h 34m
Multiple Airlines
Thu 6/412:39 pm
LAX
- PIT
Nonstop4h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 5/285:00 pm
PIT
- LAX
1 stop8h 40m
Southwest
Wed 6/32:20 pm
LAX
- PIT
1 stop6h 05m
Southwest
Deal found 5/3![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 5/6. 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 5/286:35 pm
PIT
- LAX
1 stop6h 50m
Southwest
Mon 6/13:25 pm
LAX
- PIT
1 stop6h 25m
Southwest
Deal found 5/6![Southwest logo]()
$311
This Expedia deal was found by Cheapflights users on 5/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:52 pm
PIT
- LAX
1 stop16h 53m
Multiple Airlines
Thu 6/412:39 pm
LAX
- PIT
Nonstop4h 52m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/18:00 am
PIT
- LAX
2 stops27h 55m
Multiple Airlines
Sun 6/712:39 pm
LAX
- PIT
Nonstop4h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 5/5. 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 6/26:55 pm
PIT
- LAX
1 stop7h 45m
Southwest
Tue 6/97:55 am
LAX
- PIT
1 stop8h 50m
Southwest
Deal found 5/5![Southwest logo]()
$307
This Southwest deal was found by Cheapflights users on 5/7. 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 6/26:00 pm
PIT
- LAX
1 stop7h 05m
Southwest
Sat 6/62:25 pm
LAX
- PIT
1 stop8h 05m
Southwest
Deal found 5/7![Southwest logo]()
$309
This Southwest deal was found by Cheapflights users on 5/6. 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 6/36:05 am
PIT
- LAX
2 stops10h 15m
Southwest
Wed 6/105:05 am
LAX
- PIT
1 stop8h 45m
Southwest
Deal found 5/6![Southwest logo]()
$312
This Gotogate deal was found by Cheapflights users on 5/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Tue 6/2312:39 pm
LAX
- PIT
Nonstop4h 52m
Breeze Airways
Deal found 5/2![Breeze Airways logo]()
$315
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 May 7, 2026.
Search for one-way flight options from Pittsburgh to Irvine. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 5/258:15 pm
PIT
- LAX
2 stops39h 48m
Frontier
Deal found 5/3![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Wed 5/278:15 pm
PIT
- LAX
1 stop25h 12m
Frontier
Deal found 5/4![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 5/3. 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.
Tue 6/23:20 pm
PIT
- LAX
1 stop8h 50m
Southwest
Deal found 5/3![Southwest logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Fri 10/309:24 am
PIT
- LAX
Nonstop5h 37m
Breeze Airways
Deal found 5/4![Breeze Airways logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Mon 6/158:00 am
PIT
- LAX
2 stops28h 25m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$150
This Southwest deal was found by Cheapflights users on 5/2. 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.
Wed 8/198:40 am
PIT
- LAX
2 stops10h 35m
Southwest
Deal found 5/2![Southwest logo]()
$151
This Gotogate deal was found by Cheapflights users on 5/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Deal found 5/4![Breeze Airways logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/37:09 pm
PIT
- LAX
1 stop25h 53m
Frontier
Deal found 5/6![Frontier logo]()
$153
This Southwest deal was found by Cheapflights users on 5/6. 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 7/155:40 am
PIT
- LAX
1 stop8h 35m
Southwest
Deal found 5/6![Southwest logo]()
$154
This Southwest deal was found by Cheapflights users on 5/7. 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 6/68:25 pm
PIT
- LAX
1 stop6h 45m
Southwest
Deal found 5/7![Southwest logo]()
$156
This Booking.com deal was found by Cheapflights users on 5/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:35 am
PIT
- LAX
Nonstop5h 19m
Breeze Airways
Deal found 5/3![Breeze Airways logo]()
$157
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 May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $293 (Breeze Airways) |
One-way from | $138 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $329 |
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 May 7, 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
Wed 7/1
3:55 pm-10:00 pm
1 stop9h 05m
Los Angeles
Sat 7/11
5:15 am-5:40 pm
1 stop9h 25m
$330
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/29
5:30 pm-10:50 pm
1 stop8h 20m
Los Angeles
Fri 8/7
10:15 pm-9:00 am
1 stop7h 45m
$338
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/8
5:55 pm-8:07 pm
Nonstop5h 12m
Los Angeles
Tue 7/14
8:15 am-8:51 pm
1 stop9h 36m
$339
Quickest round-trip
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Fri 7/24
5:55 pm-8:07 pm
Nonstop5h 12m
Los Angeles
Sat 8/1
9:00 am-4:51 pm
Nonstop4h 51m
$341
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/8
10:25 am-7:10 pm
2 stops11h 45m
Los Angeles
Sat 7/18
7:55 am-11:55 pm
1 stop13h 00m
$341
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/29
5:55 pm-8:07 pm
Nonstop5h 12m
Los Angeles
Fri 8/7
9:00 am-4:51 pm
Nonstop4h 51m
$341
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Tue 6/2
5:25 pm-10:10 pm
1 stop7h 45m
Los Angeles
Tue 6/9
8:40 am-10:10 pm
2 stops10h 30m
$343
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/1
6:16 pm-12:09 am
1 stop8h 53m
Los Angeles
Sat 7/11
9:00 am-4:51 pm
Nonstop4h 51m
$343
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Tue 7/28
7:45 pm-11:10 pm
1 stop6h 25m
Los Angeles
Wed 8/5
6:10 am-6:40 pm
2 stops9h 30m
$343
PittsburghLos Angeles
PIT - LAX
PITLAX
Pittsburgh
Wed 7/8
10:25 am-7:10 pm
2 stops11h 45m
Los Angeles
Tue 7/14
6:45 am-7:05 pm
2 stops9h 20m
$348
Showing 1-10 of 21 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 May 7, 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.
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 May 7, 2026.
The most flights from PIT to IR9 are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Pittsburgh to Irvine?
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 May 7, 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.
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Entertainment
6.6
Food
6.6
Boarding
8.3
Comfort
8.2
Overall
8.1
Crew
8.7
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.
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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.
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 May 7, 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 May 7, 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 8 airlines flying from Pittsburgh to Irvine
Discover the top 8 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 May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$238 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$110 | Average$190 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$255 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$145 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$431 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$253 | Average$444 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$272 | Average$330 | FlexibilityNo cancel fee | On-time62% |