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Cheap flights from Patna to Chicago from ₹ 39,625

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Patna to Chicago departing on 8/11. 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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Cheap return flights

Enter your travel dates to find the best prices.
Air India Logo
13:15 - 07:25PAT-ORD
28h 40m1 stop
Air India Logo
12:00 - 12:35ORD-PAT
38h 05m1 stop
₹ 86,841Air India
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Air India Logo
16:10 - 07:25PAT-ORD
49h 45m2 stops
Air India Logo
12:00 - 18:30ORD-PAT
20h 00m1 stop
₹ 87,282Air India
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Air France Logo
20:25 - 15:00PAT-ORD
29h 05m2 stops
Air France Logo
17:10 - 07:55ORD-PAT
28h 15m2 stops
₹ 110,316Air France
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Air France Logo
20:25 - 15:00PAT-ORD
29h 05m2 stops
Air France Logo
17:10 - 07:55ORD-PAT
28h 15m2 stops
₹ 117,552Air France
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Multiple Airlines Logo
10:35 - 07:35PAT-ORD
32h 30m2 stops
Multiple Airlines Logo
13:10 - 22:35ORD-PAT
21h 55m2 stops
₹ 149,588Multiple Airlines
Find Deal
Thu, 11 Dec - Thu, 18 Dec
Multiple Airlines Logo
10:25 - 07:35PAT-ORD
32h 40m2 stops
Multiple Airlines Logo
13:10 - 08:25ORD-PAT
31h 45m3 stops
₹ 157,531Multiple Airlines
Find Deal
Thu, 11 Dec - Thu, 18 Dec
Multiple Airlines Logo
11:05 - 07:35PAT-ORD
32h 00m3 stops
Multiple Airlines Logo
11:50 - 11:15ORD-PAT
35h 55m3 stops
₹ 181,624Multiple Airlines
Find Deal
Thu, 11 Dec - Thu, 18 Dec
Air India Logo
16:45 - 11:30PAT-ORD
54h 15m3 stops
Air India Logo
13:30 - 14:40ORD-PAT
37h 40m1 stop
₹ 185,419Air India
Find Deal
Fri, 12 Dec - Fri, 19 Dec
Multiple Airlines Logo
16:45 - 07:35PAT-ORD
26h 20m2 stops
Multiple Airlines Logo
13:10 - 10:30ORD-PAT
33h 50m3 stops
₹ 189,655Multiple Airlines
Find Deal
Fri, 12 Dec - Fri, 19 Dec
Multiple Airlines Logo
08:55 - 07:35PAT-ORD
34h 10m3 stops
Multiple Airlines Logo
13:10 - 10:30ORD-PAT
33h 50m3 stops
₹ 189,920Multiple Airlines
Find Deal
Fri, 12 Dec - Fri, 19 Dec

Air India flights from Patna to Chicago O'Hare Intl Airport

Our best Air India deals on Patna to Chicago O'Hare Intl Airport flight tickets
Air India
15 Apr
PAT13:15Patna
28h 40m
1 stop
ORD07:25Chicago O'Hare Intl
19 Apr
ORD12:00Chicago O'Hare Intl
38h 05m
1 stop
PAT12:35Patna
₹ 86,841
Find similar
Air India
15 Apr
PAT16:10Patna
49h 45m
2 stops
ORD07:25Chicago O'Hare Intl
19 Apr
ORD12:00Chicago O'Hare Intl
20h 00m
1 stop
PAT18:30Patna
₹ 87,282
Find similar
Air India
12 Dec
PAT16:45Patna
54h 15m
3 stops
ORD11:30Chicago O'Hare Intl
19 Dec
ORD13:30Chicago O'Hare Intl
37h 40m
1 stop
PAT14:40Patna
₹ 185,419
Find similar

Air France flights from Patna to Chicago O'Hare Intl Airport

Our best Air France deals on Patna to Chicago O'Hare Intl Airport flight tickets
Air France
15 Apr
PAT20:25Patna
29h 05m
2 stops
ORD15:00Chicago O'Hare Intl
19 Apr
ORD17:10Chicago O'Hare Intl
28h 15m
2 stops
PAT07:55Patna
₹ 110,316
Find similar
Air France
15 Apr
PAT20:25Patna
29h 05m
2 stops
ORD15:00Chicago O'Hare Intl
19 Apr
ORD17:10Chicago O'Hare Intl
28h 15m
2 stops
PAT07:55Patna
₹ 117,552
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Patna to Chicago O'Hare Intl Airport 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, momondo users made 59,053 searches. Data last updated 29 October 2025.
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

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

13:15-07:25

1 stop28h 40m

Chicago O'Hare Intl

Sun 19/4

12:00-12:35

1 stop38h 05m

₹ 86,841

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

16:10-07:25

2 stops49h 45m

Chicago O'Hare Intl

Sun 19/4

12:00-18:30

1 stop20h 00m

₹ 87,282

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

20:25-15:00

2 stops29h 05m

Chicago O'Hare Intl

Sun 19/4

17:10-07:55

2 stops28h 15m

₹ 110,316

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

20:25-15:00

2 stops29h 05m

Chicago O'Hare Intl

Sun 19/4

17:10-07:55

2 stops28h 15m

₹ 117,552

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 11/12

10:35-07:35

2 stops32h 30m

Chicago O'Hare Intl

Thu 18/12

13:10-22:35

2 stops21h 55m

₹ 149,588

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 11/12

10:25-07:35

2 stops32h 40m

Chicago O'Hare Intl

Thu 18/12

13:10-08:25

3 stops31h 45m

₹ 157,531

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 11/12

11:05-07:35

3 stops32h 00m

Chicago O'Hare Intl

Thu 18/12

11:50-11:15

3 stops35h 55m

₹ 181,624

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

16:45-11:30

3 stops54h 15m

Chicago O'Hare Intl

Fri 19/12

13:30-14:40

1 stop37h 40m

₹ 185,419

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

16:45-07:35

2 stops26h 20m

Chicago O'Hare Intl

Fri 19/12

13:10-10:30

3 stops33h 50m

₹ 189,655

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

08:55-07:35

3 stops34h 10m

Chicago O'Hare Intl

Fri 19/12

13:10-10:30

3 stops33h 50m

₹ 189,920

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Patna 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

Can stopping save me money on Patna to Chicago O'Hare Intl Airport flights?

You could potentially save up to 24% on your flight if you consider stops on a Patna to Chicago O'Hare Intl Airport flight.

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

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

Cheap Patna to Chicago O'Hare Intl Airport (PAT to ORD) flight deals and tips

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

Direct flights

None
There are no direct flights from Patna to Chicago O'Hare Intl Airport. There are no popular flight routes from Patna to Chicago O'Hare Intl Airport.
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  • How far is Patna to Chicago O'Hare Intl by plane?

    A flight from Patna to Chicago O'Hare Intl will travel around 12455.8 km. Flights usually cover this in 26h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Patna Airport to Chicago O'Hare Intl Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Patna Airport to Chicago O'Hare Intl Airport.

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

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Rosemont
Schaumburg
Oak Brook
Merrillville
Willowbrook

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Patna.

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

Flights from Patna to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Patna to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Patna to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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

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