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Cheap flights from Patna to Chicago from ₹ 77,387

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Patna to Chicago departing on 3/10. 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

Air India Logo
22:40 - 18:23PAT-ORD
30h 13m2 stops
Air India Logo
13:10 - 17:40ORD-PAT
42h 00m1 stop
₹ 77,387Air India
Find Deal
Fri, 3 Oct - Fri, 10 Oct
IndiGo Logo
21:40 - 09:40PAT-ORD
46h 30m2 stops
IndiGo Logo
19:50 - 09:50ORD-PAT
27h 30m2 stops
₹ 82,958IndiGo
Find Deal
Sat, 4 Oct - Sat, 11 Oct
IndiGo Logo
21:40 - 17:55PAT-ORD
30h 45m2 stops
IndiGo Logo
11:25 - 09:50ORD-PAT
35h 55m2 stops
₹ 84,960IndiGo
Find Deal
Fri, 3 Oct - Fri, 10 Oct
Logo
10:40 - 08:45PAT-ORD
32h 35m2 stops
Logo
13:55 - 09:40ORD-PAT
33h 15m3 stops
₹ 91,141
Find Deal
Fri, 3 Oct - Fri, 10 Oct
Logo
08:20 - 08:45PAT-ORD
34h 55m3 stops
Logo
13:55 - 09:10ORD-PAT
32h 45m3 stops
₹ 95,754
Find Deal
Fri, 3 Oct - Fri, 10 Oct
Logo
15:35 - 08:45PAT-ORD
27h 40m2 stops
Logo
13:55 - 10:35ORD-PAT
34h 10m3 stops
₹ 103,327
Find Deal
Sat, 4 Oct - Sat, 11 Oct
Logo
08:20 - 08:45PAT-ORD
34h 55m3 stops
Logo
13:55 - 10:35ORD-PAT
34h 10m3 stops
₹ 103,589
Find Deal
Sat, 4 Oct - Sat, 11 Oct

IndiGo flights from Patna to Chicago O'Hare Intl Airport

Our best IndiGo deals on Patna to Chicago O'Hare Intl Airport flight tickets
IndiGo
4 Oct
PAT21:40Patna
46h 30m
2 stops
ORD09:40Chicago O'Hare Intl
11 Oct
ORD19:50Chicago O'Hare Intl
27h 30m
2 stops
PAT09:50Patna
₹ 82,958
Find similar
IndiGo
3 Oct
PAT21:40Patna
30h 45m
2 stops
ORD17:55Chicago O'Hare Intl
10 Oct
ORD11:25Chicago O'Hare Intl
35h 55m
2 stops
PAT09:50Patna
₹ 84,960
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 21 August 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

Fri 3/10

22:40-18:23

2 stops30h 13m

Chicago O'Hare Intl

Fri 10/10

13:10-17:40

1 stop42h 00m

₹ 77,387

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 4/10

21:40-09:40

2 stops46h 30m

Chicago O'Hare Intl

Sat 11/10

19:50-09:50

2 stops27h 30m

₹ 82,958

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 3/10

21:40-17:55

2 stops30h 45m

Chicago O'Hare Intl

Fri 10/10

11:25-09:50

2 stops35h 55m

₹ 84,960

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 3/10

10:40-08:45

2 stops32h 35m

Chicago O'Hare Intl

Fri 10/10

13:55-09:40

3 stops33h 15m

₹ 91,141

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 3/10

08:20-08:45

3 stops34h 55m

Chicago O'Hare Intl

Fri 10/10

13:55-09:10

3 stops32h 45m

₹ 95,754

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 4/10

15:35-08:45

2 stops27h 40m

Chicago O'Hare Intl

Sat 11/10

13:55-10:35

3 stops34h 10m

₹ 103,327

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 4/10

08:20-08:45

3 stops34h 55m

Chicago O'Hare Intl

Sat 11/10

13:55-10:35

3 stops34h 10m

₹ 103,589

Flights are sorted by cheapest return flights first.

Sorted 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 27h 40m, 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
Porter
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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