What is the cheapest airline that flies from Pittsburgh to Chicago O'Hare Intl?

United Airlines, Southwest, and Spirit Airlines are the most popular carriers operating from Pittsburgh to Chicago O'Hare Intl

How many flights depart from Pittsburgh to Chicago O'Hare Intl Airport on average per day?

As of November 2025, there are 39 flights per day flying from Pittsburgh to Chicago O'Hare Intl Airport. The most common time of day flights depart is 8:00AM, with 53% of flights taking off at noon.

How often are flights from Pittsburgh to Chicago delayed?

Historically, on average around 7% of flights between Pittsburgh and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

What is the most punctual flight time for Pittsburgh to Chicago flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

How many flights depart from Pittsburgh to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Pittsburgh and Chicago O'Hare Intl Airport is 274 per week as of November 2025. The most frequent departure day is Fri, with 21% of weekly flights leaving on this day.

Which airline has the best punctuality record on Pittsburgh to Chicago flights?

According to our data, Breeze Airways have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?

Prices for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport refresh daily.

How many operators does momondo search for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?

The number of operators available for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport is 2 as of November 2025.

How old do you have to be to fly from Pittsburgh Airport to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$49 Cheap Flights from Pittsburgh to Chicago O'Hare Intl Airport in 2025/26

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10:42 pm - 12:56 pmPIT-ORD

15h 14m1 stop

3:43 pm - 9:58 amORD-PIT

17h 15m1 stop

$172Spirit Airlines

Find Deal

Tue, Dec 2 - Wed, Dec 3

7:41 am - 1:55 pmPIT-ORD

7h 14m1 stop

8:19 am - 10:53 amORD-PIT

1h 34mnonstop

$174American Airlines

Find Deal

Sat, Feb 14 - Sat, Feb 21

10:14 am - 1:59 pmPIT-ORD

4h 45m1 stop

1:15 pm - 3:53 pmORD-PIT

1h 38mnonstop

$178American Airlines

Find Deal

Mon, Nov 24 - Thu, Nov 27

10:53 am - 11:08 amPIT-ORD

25h 15m1 stop

7:45 pm - 8:03 pmORD-PIT

23h 18m1 stop

$179Multiple Airlines

Find Deal

Mon, Dec 8 - Sun, Jan 11

6:00 am - 7:17 pmPIT-ORD

14h 17m1 stop

8:22 pm - 9:40 amORD-PIT

12h 18m1 stop

$180Spirit Airlines

Find Deal

Thu, Jan 22 - Mon, Jan 26

5:05 pm - 12:09 amPIT-ORD

8h 04m1 stop

7:20 am - 9:58 amORD-PIT

25h 38m2 stops

$183Spirit Airlines

Find Deal

Tue, Dec 9 - Sun, Dec 14

8:30 am - 9:45 pmPIT-ORD

14h 15m1 stop

3:05 pm - 9:40 amORD-PIT

17h 35m1 stop

$186Multiple Airlines

Find Deal

Fri, Jan 30 - Sun, Feb 1

10:53 am - 12:09 amPIT-ORD

14h 16m1 stop

3:26 pm - 12:41 amORD-PIT

8h 15m1 stop

$188Spirit Airlines

Find Deal

Mon, Dec 8 - Thu, Dec 11

5:05 pm - 12:09 amPIT-ORD

8h 04m1 stop

3:26 pm - 12:41 amORD-PIT

8h 15m1 stop

$190Spirit Airlines

Find Deal

Tue, Dec 9 - Sun, Dec 14

7:00 am - 8:01 amPIT-ORD

2h 01mnonstop

6:30 pm - 9:00 pmORD-PIT

1h 30mnonstop

$191American Airlines

Find Deal

Thu, Dec 25 - Mon, Dec 29

Spirit Airlines flights from Pittsburgh to Chicago O'Hare Intl Airport

Our best Spirit Airlines deals on Pittsburgh to Chicago O'Hare Intl Airport flight tickets

Spirit Airlines

Dec 2

PIT10:42 pmPittsburgh

15h 14m

1 stop

ORD12:56 pmChicago O'Hare Intl

Dec 3

ORD3:43 pmChicago O'Hare Intl

17h 15m

1 stop

PIT9:58 amPittsburgh

$172

Find similar

Spirit Airlines

Jan 22

PIT6:00 amPittsburgh

14h 17m

1 stop

ORD7:17 pmChicago O'Hare Intl

Jan 26

ORD8:22 pmChicago O'Hare Intl

12h 18m

1 stop

PIT9:40 amPittsburgh

$180

Find similar

Spirit Airlines

Dec 9

PIT5:05 pmPittsburgh

8h 04m

1 stop

ORD12:09 amChicago O'Hare Intl

Dec 14

ORD7:20 amChicago O'Hare Intl

25h 38m

2 stops

PIT9:58 amPittsburgh

$183

Find similar

American Airlines flights from Pittsburgh to Chicago O'Hare Intl Airport

Our best American Airlines deals on Pittsburgh to Chicago O'Hare Intl Airport flight tickets

American Airlines

Feb 14

PIT7:41 amPittsburgh

7h 14m

1 stop

ORD1:55 pmChicago O'Hare Intl

Feb 21

ORD8:19 amChicago O'Hare Intl

1h 34m

PIT10:53 amPittsburgh

$174

Find similar

American Airlines

Nov 24

PIT10:14 amPittsburgh

4h 45m

1 stop

ORD1:59 pmChicago O'Hare Intl

Nov 27

ORD1:15 pmChicago O'Hare Intl

1h 38m

PIT3:53 pmPittsburgh

$178

Find similar

American Airlines

Dec 25

PIT7:00 amPittsburgh

2h 01m

ORD8:01 amChicago O'Hare Intl

Dec 29

ORD6:30 pmChicago O'Hare Intl

1h 30m

PIT9:00 pmPittsburgh

$191

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Pittsburgh to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Tue 12/2

10:42 pm-12:56 pm

1 stop15h 14m

Chicago O'Hare Intl

Wed 12/3

3:43 pm-9:58 am

1 stop17h 15m

$172

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Sat 2/14

7:41 am-1:55 pm

1 stop7h 14m

Chicago O'Hare Intl

Sat 2/21

8:19 am-10:53 am

Nonstop1h 34m

$174

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Mon 11/24

10:14 am-1:59 pm

1 stop4h 45m

Chicago O'Hare Intl

Thu 11/27

1:15 pm-3:53 pm

Nonstop1h 38m

$178

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Mon 12/8

10:53 am-11:08 am

1 stop25h 15m

Chicago O'Hare Intl

Sun 1/11

7:45 pm-8:03 pm

1 stop23h 18m

$179

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Thu 1/22

6:00 am-7:17 pm

1 stop14h 17m

Chicago O'Hare Intl

Mon 1/26

8:22 pm-9:40 am

1 stop12h 18m

$180

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Tue 12/9

5:05 pm-12:09 am

1 stop8h 04m

Chicago O'Hare Intl

Sun 12/14

7:20 am-9:58 am

2 stops25h 38m

$183

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Fri 1/30

8:30 am-9:45 pm

1 stop14h 15m

Chicago O'Hare Intl

Sun 2/1

3:05 pm-9:40 am

1 stop17h 35m

$186

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Mon 12/8

10:53 am-12:09 am

1 stop14h 16m

Chicago O'Hare Intl

Thu 12/11

3:26 pm-12:41 am

1 stop8h 15m

$188

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Tue 12/9

5:05 pm-12:09 am

1 stop8h 04m

Chicago O'Hare Intl

Sun 12/14

3:26 pm-12:41 am

1 stop8h 15m

$190

PittsburghChicago

PIT - ORD

PITORD

Pittsburgh

Thu 12/25

7:00 am-8:01 am

Nonstop2h 01m

Chicago O'Hare Intl

Mon 12/29

6:30 pm-9:00 pm

Nonstop1h 30m

$191

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pittsburgh to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Pittsburgh averaging around $277.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $451. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Pittsburgh because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $590.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Pittsburgh in the evening is the least expensive time of day to depart. momondo users have found prices as low as $436 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $716. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Pittsburgh to Chicago O'Hare Intl flight route?

Fly from Pittsburgh to Chicago O'Hare Intl for the best Pittsburgh - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $311 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Pittsburgh for as low as $161 on momondo.

What cabin class options are available on Pittsburgh to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Pittsburgh to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Pittsburgh to Chicago O'Hare Intl Airport flight prices changed over time?

As of November 2025, prices for Pittsburgh to Chicago O'Hare Intl Airport flights are approximately 99% more expensive when compared to flights at the same time last year.

When to book flights from Pittsburgh to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Pittsburgh to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Pittsburgh to Chicago O'Hare Intl Airport (PIT to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Chicago O'Hare Intl Airport

Best Price Found	$183
Fastest flight time	1h 44m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Pittsburgh in the past 72 hours is $183. The best round-trip flight deal from Pittsburgh to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $329.

The fastest flight from Pittsburgh to Chicago O'Hare Intl Airport takes 1h 44m

Direct flights go from Pittsburgh to Chicago O'Hare Intl Airport every day.

Search flight deals

How far is Pittsburgh to Chicago O'Hare Intl by plane?
Pittsburgh and Chicago O'Hare Intl are 424.1 mi apart from one another. 1h 44m is a normal flight duration for this route.
When did momondo last update prices for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?
Prices for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?
The number of operators available for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport is 2 as of November 2025.
How old do you have to be to fly from Pittsburgh Airport to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Pittsburgh to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Pittsburgh to Chicago O'Hare Intl Airport is Boeing 737-800 (18.40% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (11.90%), Embraer 175 (11.84%), and Boeing 737 MAX 8 (10.75%).
What is the most popular airline from Pittsburgh to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Pittsburgh and Chicago O'Hare Intl Airport, the leading airline is United Airlines, making up 54% of the total bookings. Other popular airlines include American Airlines with 46%.

Best airlines flying from Pittsburgh to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Pittsburgh to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $92	Free Cancellation	Rating 7.2 11,050 reviews		Search American Airlines flights
United Airlines	PriceFrom $126	Free Cancellation	Rating 7.4 9,015 reviews		Search United Airlines flights

United Airlines Flights From Pittsburgh to Chicago O'Hare Intl Airport
Across 36 United Airlines flights from Pittsburgh to Chicago O'Hare Intl Airport this week, the average price was $322, with the best United Airlines deals starting from $126 round-trip. 9,015 users have rated United Airlines on momondo, with an average score of 7.4/10.
American Airlines Flights From Pittsburgh to Chicago O'Hare Intl Airport
Another popular option for Pittsburgh to Chicago O'Hare Intl Airport flights is American Airlines (7.2/10, 11,050 ratings). American Airlines flies from Pittsburgh to Chicago O'Hare Intl Airport around 13 times per week, with deals starting from $92 round-trip and rising to an average price of around $296.

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Why should I use momondo to find a flight deal from Pittsburgh to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pittsburgh to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Pittsburgh to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Pittsburgh to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from Pittsburgh to Chicago?

Once you have performed a search for Pittsburgh to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Pittsburgh to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Pittsburgh to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

An easier way to manage your Chicago O'Hare Intl Airport trip

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Cheap flights from Pittsburgh to Chicago from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Chicago departing on 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Spirit Airlines flights from Pittsburgh to Chicago O'Hare Intl Airport

Our best Spirit Airlines deals on Pittsburgh to Chicago O'Hare Intl Airport flight tickets

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Our best American Airlines deals on Pittsburgh to Chicago O'Hare Intl Airport flight tickets

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Use the filters below to find and compare flights from Pittsburgh to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Pittsburgh to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Pittsburgh averaging around $277.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Pittsburgh to Chicago O'Hare Intl flight route?

Fly from Pittsburgh to Chicago O'Hare Intl for the best Pittsburgh - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Pittsburgh to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Pittsburgh to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Pittsburgh to Chicago O'Hare Intl Airport flight prices changed over time?

As of November 2025, prices for Pittsburgh to Chicago O'Hare Intl Airport flights are approximately 99% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Pittsburgh to Chicago O'Hare Intl?

United Airlines, Southwest, and Spirit Airlines are the most popular carriers operating from Pittsburgh to Chicago O'Hare Intl

How often are flights from Pittsburgh to Chicago delayed?

Historically, on average around 7% of flights between Pittsburgh and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

What is the most punctual flight time for Pittsburgh to Chicago flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Pittsburgh to Chicago flights?

According to our data, Breeze Airways have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

How many flights depart from Pittsburgh to Chicago O'Hare Intl Airport on average per day?

As of November 2025, there are 39 flights per day flying from Pittsburgh to Chicago O'Hare Intl Airport. The most common time of day flights depart is 8:00AM, with 53% of flights taking off at noon.

How many flights depart from Pittsburgh to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Pittsburgh and Chicago O'Hare Intl Airport is 274 per week as of November 2025. The most frequent departure day is Fri, with 21% of weekly flights leaving on this day.

When to book flights from Pittsburgh to Chicago O'Hare Intl Airport

Cheap Pittsburgh to Chicago O'Hare Intl Airport (PIT to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Chicago O'Hare Intl Airport

Best Price Found

Fastest flight time

Direct flights

How far is Pittsburgh to Chicago O'Hare Intl by plane?

When did momondo last update prices for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Pittsburgh Airport to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Pittsburgh Airport to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from Pittsburgh to Chicago O'Hare Intl Airport?

What is the most popular airline from Pittsburgh to Chicago O'Hare Intl Airport?

Best airlines flying from Pittsburgh to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Pittsburgh to Chicago O'Hare Intl Airport with momondo

United Airlines Flights From Pittsburgh to Chicago O'Hare Intl Airport

American Airlines Flights From Pittsburgh to Chicago O'Hare Intl Airport

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to Chicago?

Can I find flights from Pittsburgh to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Pittsburgh to Chicago?

I’m not ready to book a flight from Pittsburgh to Chicago right now. Can momondo alert me if prices change?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

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Popular flights according to clicks in the last 7 days on momondo