How long is the flight from Patna to Chicago O'Hare Intl Airport?

Air France can get you from Patna to Chicago O'Hare Intl Airport in just under 29h 40m. Your travel time can differ by up to . The distance from Patna to Chicago O'Hare Intl Airport is about 12458 km.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest time of day to fly from PAT to ORD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Patna to Chicago O'Hare Intl Airport as you normally would.

What airport do you fly from for flights from Patna to Chicago O'Hare Intl?

Patna (PAT), located 3.0 km from the city centre, is the airport you fly out of when you book flights from Patna to Chicago O'Hare Intl. 0 airlines have flights from Patna to Chicago O'Hare Intl on a regular basis. Booking flights from Patna to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

Can I find deals for flights from Patna to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on Patna to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Patna to O'Hare Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Patna to O'Hare Intl.

Can I find deals for business class flights from Patna to O'Hare Intl?

Yes. Cheapflights offers flight deals from Patna to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 49,330+ Cheap Flights from Patna to Chicago O'Hare Intl Airport

Cheap flight deals from Patna to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Patna to O'Hare Intl
Explore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Mon 12/1014:25 -

3 stops35h 45m

Thu 1/414:00 -

3 stops31h 15m

Deal found 26/9₹ 104,598

Mon 5/1011:05 -

3 stops32h 00m

Wed 31/314:00 -

3 stops31h 15m

Deal found 26/9₹ 106,609

Sat 19/1215:45 -

2 stops32h 15m

Sun 3/114:10 -

2 stops58h 00m

Deal found 27/9₹ 154,981

Sun 25/1022:05 -

2 stops29h 40m

Sun 1/1118:25 -

2 stops30h 45m

Deal found 25/9₹ 190,709

Sun 25/1013:55 -

3 stops29h 58m

Sun 1/1117:54 -

2 stops30h 16m

Deal found 25/9₹ 806,419

Find flight deals from Patna to O'Hare Intl

Round-trip from	₹ 104,598
One-way from	₹ 49,330

12/10-1/4
6 total stops
67h 00m total
Patna to Chicago

Search Deals

12/10-31/12
2 total stops
28h 35m total
Patna to Chicago

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Mon 12/10

14:25-15:40

3 stops35h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 49,425

Fastest return journey

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sun 11/10

21:35-15:40

2 stops28h 35m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 49,521

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sat 7/11

22:05-16:15

2 stops29h 40m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 65,134

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sun 8/11

20:25-16:15

2 stops31h 20m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 67,146

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Wed 11/11

15:45-14:30

2 stops58h 15m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 72,414

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Mon 12/10

14:25-15:40

3 stops35h 45m

Chicago O'Hare Intl

Thu 1/4

14:00-07:45

3 stops31h 15m

₹ 104,598

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sat 19/12

15:45-12:30

2 stops32h 15m

Chicago O'Hare Intl

Sun 3/1

14:10-11:40

2 stops58h 00m

₹ 154,981

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sun 25/10

22:05-17:15

2 stops29h 40m

Chicago O'Hare Intl

Sun 1/11

18:25-12:40

2 stops30h 45m

₹ 190,709

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sat 7/11

17:40-07:30

3 stops49h 20m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 194,062

PatnaChicago

PAT Patna - ORD Chicago O'Hare Intl

PATORD

Patna

Sun 8/11

18:10-07:30

3 stops48h 50m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 268,200

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from Patna to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Patna with our price prediction graph.

PAT-ORD

Estimated return 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.

Related info for your journey

What airport do you fly from for flights from Patna to Chicago O'Hare Intl?
Patna (PAT), located 3.0 km from the city centre, is the airport you fly out of when you book flights from Patna to Chicago O'Hare Intl. 0 airlines have flights from Patna to Chicago O'Hare Intl on a regular basis. Booking flights from Patna to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.
How long is the flight from Patna to Chicago O'Hare Intl Airport?
Air France can get you from Patna to Chicago O'Hare Intl Airport in just under 29h 40m. Your travel time can differ by up to . The distance from Patna to Chicago O'Hare Intl Airport is about 12458 km.
Can I find deals for flights from Patna to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Patna to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Patna to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Patna to O'Hare Intl.
Can I find deals for business class flights from Patna to O'Hare Intl?
Yes. Cheapflights offers flight deals from Patna to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Patna to Chicago O'Hare Intl Airport from ₹ 49,330

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Patna to O'Hare Intl

Cheapest flights from Patna to O'Hare IntlExplore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Explore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Patna to O'Hare IntlDiscover carefully curated flight deals from Patna to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from Patna to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Patna to O'Hare IntlDiscover last-minute flight deals from Patna to O'Hare Intl. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Patna to O'Hare Intl. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Patna to O'Hare IntlSearch for one-way flight options from Patna to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Patna to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

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Best time to book a flight from Patna to O'Hare Intl

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Related info for your journey

What airport do you fly from for flights from Patna to Chicago O'Hare Intl?

How long is the flight from Patna to Chicago O'Hare Intl Airport?

Can I find deals for flights from Patna to O'Hare Intl that include hotel bookings?

How can I find direct flights from Patna to O'Hare Intl?

Can I find deals for business class flights from Patna to O'Hare Intl?

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Can Cheapflights notify me if prices for flights from Patna to O'Hare Intl become cheaper?

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Cheapest flights from Patna to O'Hare Intl
Explore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Patna to O'Hare Intl
Discover carefully curated flight deals from Patna to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Patna to O'Hare Intl
Discover last-minute flight deals from Patna to O'Hare Intl. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Patna to O'Hare Intl
Search for one-way flight options from Patna to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.