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$127+ Cheap flights from Irvine, CA to Pittsburgh (PIT)

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PIT
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Pittsburgh are usually found in August or June, booked 58 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Irvine to Pittsburgh

Keep the following information in mind while searching for Irvine to Pittsburgh flight deals. Data was last updated April 24, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$234
(Expedia)

One-way from

$127
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$305
Provider with most accurate pricing for Los Angeles-Pittsburgh flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Pittsburgh flights.
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From Irvine to Pittsburgh
Search Deals
One-way flight from Irvine to Pittsburgh
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Irvine to Pittsburgh

Cheapest flights from Irvine to Pittsburgh
Explore the most affordable flight options available from Irvine to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Expedia deal was found by Cheapflights users on 4/23. 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 5/236:00 amLAX - PIT
1 stop8h 06mMultiple Airlines
Sun 5/259:34 amPIT - LAX
Nonstop5h 24mMultiple Airlines
Deal found 4/23$234
This CheapOair deal was found by Cheapflights users on 4/23. 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.
Sun 5/1112:43 pmLAX - PIT
Nonstop4h 50mBreeze Airways
Sun 5/189:34 amPIT - LAX
Nonstop5h 24mBreeze Airways
Deal found 4/23$236
This Frontier deal was found by Cheapflights users on 4/23. 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.
Fri 5/306:15 amLAX - PIT
1 stop7h 30mFrontier
Mon 6/25:22 pmPIT - LAX
1 stop10h 07mFrontier
Deal found 4/23$238
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:00 amLAX - PIT
1 stop8h 06mSpirit Airlines
Sun 5/186:01 pmPIT - LAX
1 stop15h 50mSpirit Airlines
Deal found 4/23$242
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 6/19:05 amLAX - PIT
Nonstop4h 41mAmerican Airlines
Sat 6/76:00 pmPIT - LAX
Nonstop5h 02mAmerican Airlines
Deal found 4/23$257
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/218:16 amLAX - PIT
1 stop7h 31mUnited Airlines
Wed 5/285:56 pmPIT - LAX
1 stop7h 14mUnited Airlines
Deal found 4/23$272
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 7/1012:45 amLAX - PIT
1 stop6h 19mDelta
Mon 7/146:45 amPIT - LAX
1 stop9h 13mDelta
Deal found 4/23$277
This Southwest deal was found by Cheapflights users on 4/23. 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 8/145:25 amLAX - PIT
2 stops13h 00mSouthwest
Fri 8/226:15 amPIT - LAX
2 stops8h 05mSouthwest
Deal found 4/23$293
This JetBlue deal was found by Cheapflights users on 4/23. 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.
Thu 5/2912:20 pmLAX - PIT
1 stop8h 39mJetBlue
Thu 6/57:00 amPIT - LAX
1 stop9h 58mJetBlue
Deal found 4/23$370
This Alaska Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/293:36 pmLAX - PIT
1 stop12h 09mAlaska Airlines
Wed 6/47:44 pmPIT - LAX
2 stops16h 05mAlaska Airlines
Deal found 4/23$385

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine to Pittsburgh 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 April 24, 2025.
Use the filters below to find and compare flights from Irvine to Pittsburgh that are best for you.

Fly from

Irvine

Fly to

Pittsburgh

Route

Depart

Return

Price

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Fri 5/23

6:00 am-5:06 pm

1 stop8h 06m

Pittsburgh

Sun 5/25

9:34 am-11:58 am

Nonstop5h 24m

$234

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Sun 5/11

12:43 pm-8:33 pm

Nonstop4h 50m

Pittsburgh

Sun 5/18

9:34 am-11:58 am

Nonstop5h 24m

$236

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Fri 5/30

6:15 am-4:45 pm

1 stop7h 30m

Pittsburgh

Mon 6/2

5:22 pm-12:29 am

1 stop10h 07m

$238

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Thu 5/15

6:00 am-5:06 pm

1 stop8h 06m

Pittsburgh

Sun 5/18

6:01 pm-6:51 am

1 stop15h 50m

$242

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Sun 6/1

9:05 am-4:46 pm

Nonstop4h 41m

Pittsburgh

Sat 6/7

6:00 pm-8:02 pm

Nonstop5h 02m

$257

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Wed 5/21

8:16 am-6:47 pm

1 stop7h 31m

Pittsburgh

Wed 5/28

5:56 pm-10:10 pm

1 stop7h 14m

$272

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Thu 7/10

9:35 am-6:54 pm

1 stop6h 19m

Pittsburgh

Wed 7/16

1:50 pm-6:08 pm

1 stop7h 18m

$277

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Tue 4/29

8:45 am-9:10 pm

2 stops9h 25m

Pittsburgh

Fri 5/2

7:30 pm-11:55 pm

1 stop7h 25m

$328

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Thu 5/29

12:20 pm-11:59 pm

1 stop8h 39m

Pittsburgh

Thu 6/5

7:00 am-1:58 pm

1 stop9h 58m

$370

Los AngelesPittsburgh

LAX - PIT

LAXPIT

Los Angeles

Thu 5/29

3:36 pm-6:45 am

1 stop12h 09m

Pittsburgh

Wed 6/4

7:44 pm-8:49 am

2 stops16h 05m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 20 results
1
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Best time to book a flight from Irvine to Pittsburgh

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

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Pittsburgh. Price data was last updated on April 18, 2025.

The price you pay for your flight from Irvine to Pittsburgh may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Irvine to Pittsburgh (average of $262). Flying from Irvine to Pittsburgh in November is currently the most expensive (average of $333). 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 IR9 to PIT?

Find hourly flight availability from Irvine to Pittsburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Pittsburgh as you normally would.

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

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

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

Weekly flight availability from Irvine to Pittsburgh

Explore weekly flight availability from Irvine to Pittsburgh. 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 April 24, 2025.

The most flights from IR9 to PIT are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Pittsburgh by month

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

In terms of precipitation, rainfall in Pittsburgh ranges from 2.3 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. October is typically the driest time to visit Pittsburgh when rainfall is around 2.3 in.

Temperature in Pittsburgh by month

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

If weather is an important factor for your trip to Pittsburgh, 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 28.4 F).

Reviews of airlines servicing Pittsburgh

Get insights into the airlines that provide service to Pittsburgh. 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 Pittsburgh. Reviews last updated April 24, 2025.
See what other customers who have flown with Breeze Airways, Alaska Airlines and Southwest from Irvine to Pittsburgh have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
159 reviews

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

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

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
9,918 reviews
Breeze Airways
8.1
Very good
159 reviews

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,286 reviews
Breeze Airways
8.1
Very good
159 reviews

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,920 reviews
Breeze Airways
8.1
Very good
159 reviews

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,685 reviews
Breeze Airways
8.1
Very good
159 reviews

Comfort

8.2

Entertainment

6.7

Boarding

8.3

Crew

8.8

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

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

Related info for your journey

Find useful and relevant information for your journey from Irvine to Pittsburgh. 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 into for flights to Pittsburgh from Irvine?

    Pittsburgh (PIT), located 13.5 mi from the city center, is the airport you fly into when you book flights from Irvine to Pittsburgh. 7 airlines have flights to Pittsburgh from Irvine on a regular basis. Booking flights from Irvine to Pittsburgh should not be difficult; the airport handles an average of 3 inbound flights from Irvine per day.

  • How popular is this Irvine to Pittsburgh flight route?

    This flight path from Irvine to Pittsburgh was viewed by 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $127. However, be on the lookout for offers from American Airlines and Breeze Airways, as they are both options that can get you from Irvine to Pittsburgh for a low price.

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

    Consider Qantas Airways (95%), American Airlines (92%) or Malaysia Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Irvine to Pittsburgh.

  • What are the cheapest flights from Irvine to Pittsburgh?

    On average you can expect to pay $626 for a flight from Irvine to Pittsburgh. The cheapest flight overall is $117 while the most popular route, (Los Angeles - Pittsburgh) is currently priced at $182.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irvine to Pittsburgh 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 Irvine to Pittsburgh?

    Currently, August is the cheapest month in which you can book a flight from Irvine to Pittsburgh (average of $262). Flying from Irvine to Pittsburgh in November is currently the most expensive (average of $333). 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

Traveling to a place near Irvine?

Book flights to Irvine if you plan to visit one of these locations
Monroeville
Washington
Steubenville
Belle Vernon

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Alternative routes for Irvine to Pittsburgh

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

Discover the top 7 airlines that operate flights from Irvine to Pittsburgh. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$200FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$120Average$263FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$158Average$273FlexibilityNo cancel feeOn-time62%
DeltaCheapest$165Average$390FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$488FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$240Average$446FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$276Average$485FlexibilityNo cancel feeOn-time63%

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