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$59+ Cheap flights from Pittsburgh (PIT) to Illinois

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — ORD
Oct 28 — Nov 41
Mon 10/28
Mon 11/4
1 adult, Economy
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PIT - ORD
Oct 28 - Nov 4

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Find flight deals from Pittsburgh to Illinois

Cheapest flights from Pittsburgh to Illinois
Explore the most affordable flight options available from Pittsburgh to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2024.

This Frontier deal was found by Cheapflights users on 10/23. 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.
Thu 11/143:53 pmPIT - MDW
1 stop8h 27mFrontier
Sun 11/179:29 amMDW - PIT
1 stop10h 06mFrontier
Deal found 10/23$138
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/126:30 amPIT - ORD
Nonstop1h 45mAmerican Airlines
Wed 11/138:45 pmORD - PIT
Nonstop1h 30mAmerican Airlines
Deal found 10/22$147
This Southwest deal was found by Cheapflights users on 10/22. 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 11/127:10 pmPIT - MDW
Nonstop1h 30mSouthwest
Wed 11/136:25 pmMDW - PIT
Nonstop1h 20mSouthwest
Deal found 10/22$148
This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/56:04 pmPIT - ORD
1 stop5h 03mMultiple Airlines
Wed 11/612:21 pmORD - PIT
1 stop22h 16mMultiple Airlines
Deal found 10/23$150
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/115:50 pmPIT - ORD
Nonstop1h 43mUnited Airlines
Mon 12/162:00 pmORD - PIT
Nonstop1h 33mUnited Airlines
Deal found 10/23$162
This FareScan deal was found by Cheapflights users on 10/23. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/117:35 pmPIT - ORD
1 stop5h 59mSpirit Airlines
Mon 12/166:42 pmORD - PIT
1 stop27h 49mSpirit Airlines
Deal found 10/23$163
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/126:18 pmPIT - MDW
1 stop4h 28mDelta
Wed 11/136:49 pmMDW - PIT
1 stop4h 18mDelta
Deal found 10/22$176
This Delta deal was found by Cheapflights users on 10/22. 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.
Wed 11/131:00 pmPIT - ORD
1 stop7h 54mDelta
Thu 11/146:00 amORD - PIT
1 stop5h 11mDelta
Deal found 10/22$186
This CheapOair deal was found by Cheapflights users on 10/22. 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 11/312:37 pmPIT - ORD
1 stop22h 07mFrontier
Wed 11/612:21 pmORD - PIT
1 stop22h 16mFrontier
Deal found 10/22$194
This Southwest deal was found by Cheapflights users on 10/22. 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 11/216:15 amPIT - ORD
1 stop7h 45mSouthwest
Thu 11/286:15 amORD - PIT
1 stop9h 00mSouthwest
Deal found 10/22$196
This CheapOair deal was found by Cheapflights users on 10/22. 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.
Mon 11/118:03 pmPIT - STL
1 stop21h 31mMultiple Airlines
Wed 11/135:27 pmSTL - PIT
1 stop17h 10mMultiple Airlines
Deal found 10/22$206
This FlightHub deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:00 amPIT - STL
1 stop10h 08mSpirit Airlines
Thu 12/194:06 pmSTL - PIT
1 stop18h 15mSpirit Airlines
Deal found 10/22$275

Find flights from Pittsburgh to Illinois within your budget

Customize your flight search to find flights from Pittsburgh to Illinois 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 2,464,459 searches. Data last updated October 23, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$108 - $298

Route

Depart

Return

Price

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Thu 11/7

1 stop12h 47m

Chicago O'Hare Intl

Mon 11/11

1 stop7h 10m

$108

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Wed 11/6

1 stop5h 03m

Chicago O'Hare Intl

Fri 11/8

1 stop6h 45m

$135

PittsburghChicago Midway

PIT - MDW

PITMDW

Pittsburgh

Thu 11/14

1 stop8h 27m

Chicago Midway

Sun 11/17

1 stop10h 06m

$138

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Tue 11/12

Nonstop1h 45m

Chicago O'Hare Intl

Wed 11/13

Nonstop1h 30m

$147

PittsburghChicago Midway

PIT - MDW

PITMDW

Pittsburgh

Tue 11/12

Nonstop1h 30m

Chicago Midway

Wed 11/13

Nonstop1h 20m

$148

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Wed 12/11

Nonstop1h 43m

Chicago O'Hare Intl

Mon 12/16

Nonstop1h 33m

$162

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Wed 12/11

1 stop5h 59m

Chicago O'Hare Intl

Mon 12/16

1 stop27h 49m

$163

PittsburghChicago Midway

PIT - MDW

PITMDW

Pittsburgh

Tue 11/12

1 stop4h 28m

Chicago Midway

Wed 11/13

1 stop4h 18m

$176

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Wed 11/13

1 stop7h 54m

Chicago O'Hare Intl

Thu 11/14

1 stop5h 11m

$186

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Wed 1/22

1 stop7h 58m

Chicago O'Hare Intl

Wed 1/29

1 stop4h 59m

$188

PittsburghChicago O'Hare Intl

PIT - ORD

PITORD

Pittsburgh

Thu 11/21

1 stop7h 45m

Chicago O'Hare Intl

Thu 11/28

1 stop9h 00m

$196

PittsburghChicago Greater Rockford

PIT - RFD

PITRFD

Pittsburgh

Sat 12/21

1 stop11h 41m

Chicago Greater Rockford

Sun 1/12

2 stops20h 57m

$298

Flights are sorted by cheapest first

Deals found on 10/22

Best time to book a flight from Pittsburgh to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Pittsburgh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pittsburgh to Illinois

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

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

Currently, September is the cheapest month in which you can book a flight from Pittsburgh to Illinois (average of $232). Flying from Pittsburgh to Illinois in June is currently the most expensive (average of $308). 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 IL?

Find hourly flight availability from Pittsburgh to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2024.

When flying from Pittsburgh to Illinois, 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 Illinois

Explore weekly flight availability from Pittsburgh to Illinois. 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 October 23, 2024.

The most flights from PIT to USIL are scheduled on a Monday (42 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated October 23, 2024.
Read through reviews of airlines operating flights from Pittsburgh to Illinois, such as American Airlines, Frontier and JetBlue. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,156 reviews
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,411 reviews
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,885 reviews
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,552 reviews
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,283 reviews
Southwest
8.1
Very good
5,156 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Illinois. 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 Illinois?

    Located just 13.5 mi from the city center, Pittsburgh (PIT) is the airport most travelers will use when flying to Illinois from Pittsburgh.

  • Can I find flights from Pittsburgh to Illinois for under $200 on Cheapflights?

    Yes, there are multiple flights from Pittsburgh to Illinois for under $200. The cheapest flight booked recently is on Frontier for just $108, but on average you can expect to pay $217.

  • Are there nonstop flights from Pittsburgh to Illinois for under $200 on Cheapflights?

    Cheapflights has at least 4 direct flights from Pittsburgh to Illinois under $200. A good price for a nonstop flight from Pittsburgh to Illinois is less than $189.

  • Are there last-minute flights available from Pittsburgh to Illinois for under $200?

    There are currently 16+ open flights from Pittsburgh to Illinois within the next 7 days for less than $200.

  • What days are nonstop flights available from Pittsburgh to Illinois?

    Days when nonstop flights are available for this flight are: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Pittsburgh to Illinois on average per day?

    On average, you can expect to see 45 flights from Pittsburgh to Illinois a day.
    Morning (6am - Noon) - 29% of flight departures
    Afternoon (Noon - 6pm) - 47% of flight departures
    Evening (6pm - Midnight) - 24% of flight departures

  • How long is the flight from Pittsburgh to Illinois?

    A quick flight from Pittsburgh to Illinois can take about 1h 30m. Frontier provides one of the quickest options available for as low as $108. Pittsburgh and Illinois are separated by a distance of 413 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $59. Spirit Airlines flights start at $62 while deals on American Airlines start at $69 one-way.

  • What are the most popular routes from Pittsburgh to Illinois?

    The most popular flight routes from Pittsburgh to Illinois are Pittsburgh - Chicago O'Hare Intl, Pittsburgh - Chicago Midway and Pittsburgh - Lambert-St Louis.

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

    Before booking your flight to Illinois from Pittsburgh, check out the most reliable airlines to get you to your destination on time: GoJet (100%), Avianca (100%), Republic Airways( 98%).

  • What are the cheapest flights from Pittsburgh to Illinois?

    Looking at all options, your cheapest flight can be booked for $138. While the most popular route (Pittsburgh - Chicago O'Hare Intl) can be booked for $152 on average our data indicates $1,139 when flying from Pittsburgh to Illinois.

  • What does PIT to ORD mean?

    PIT stands for Pittsburgh Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Pittsburgh to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Pittsburgh to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Pittsburgh to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Pittsburgh to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Pittsburgh to Illinois that allow pets onboard?

    Many airlines flying from Pittsburgh to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Pittsburgh to Illinois?

    Yes, you can often find last-minute deals on Pittsburgh to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Pittsburgh to Illinois flight deals updated?

    The Pittsburgh to Illinois flight deals you see on this page were last updated on 10/23.

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

    Currently, September is the cheapest month in which you can book a flight from Pittsburgh to Illinois (average of $232). Flying from Pittsburgh to Illinois in June is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Pittsburgh to Illinois

Discover the top 4 airlines that operate flights from Pittsburgh to Illinois. 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 2,464,459 searches. Data last updated October 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$122Average$327FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$126Average$286FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$136Average$311FlexibilityNo cancel feeOn-time69%
DeltaCheapest$155Average$276FlexibilityNo cancel feeOn-timeN/A
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