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Cheap flights from Patna to Chicago from ₹ 86,285

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 22/3. 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
21:15 - 12:30
PAT
-
ORD
25h 45m
2 stops
Air India Logo
13:10 - 16:25
ORD
-
PAT
40h 45m
1 stop
₹ 86,285Air India
Sun, 22 Mar - Sun, 29 Mar
Multiple Airlines Logo
14:55 - 08:35
PAT
-
ORD
28h 10m
2 stops
Multiple Airlines Logo
14:00 - 10:30
ORD
-
PAT
34h 00m
3 stops
₹ 88,908Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
21:15 - 12:30
PAT
-
ORD
25h 45m
1 stop
Air India Logo
13:10 - 16:25
ORD
-
PAT
40h 45m
1 stop
₹ 89,179Air India
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
19:10 - 11:10
PAT
-
ORD
26h 30m
1 stop
Air India Logo
13:10 - 09:40
ORD
-
PAT
34h 00m
1 stop
₹ 89,450Air India
Tue, 28 Apr - Wed, 7 Oct
Multiple Airlines Logo
21:25 - 12:30
PAT
-
ORD
25h 35m
2 stops
Multiple Airlines Logo
14:00 - 12:30
ORD
-
PAT
36h 00m
2 stops
₹ 90,445Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
19:10 - 11:10
PAT
-
ORD
26h 30m
2 stops
Air India Logo
13:10 - 16:25
ORD
-
PAT
40h 45m
1 stop
₹ 90,536Air India
Tue, 28 Apr - Wed, 7 Oct
Multiple Airlines Logo
11:05 - 08:35
PAT
-
ORD
32h 00m
3 stops
Multiple Airlines Logo
14:00 - 07:45
ORD
-
PAT
31h 15m
3 stops
₹ 91,078Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
21:15 - 12:30
PAT
-
ORD
25h 45m
1 stop
Air India Logo
13:10 - 12:35
ORD
-
PAT
36h 55m
1 stop
₹ 92,254Air India
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
21:15 - 12:30
PAT
-
ORD
25h 45m
2 stops
Air India Logo
13:10 - 12:30
ORD
-
PAT
36h 50m
2 stops
₹ 92,526Air India
Sun, 22 Mar - Sun, 29 Mar
Air India Logo
13:15 - 11:10
PAT
-
ORD
32h 25m
2 stops
Air India Logo
13:10 - 12:30
ORD
-
PAT
36h 50m
2 stops
₹ 93,340Air India
Tue, 28 Apr - Wed, 7 Oct

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
22 Mar
PAT21:15Patna
25h 45m
2 stops
ORD12:30Chicago O'Hare Intl
29 Mar
ORD13:10Chicago O'Hare Intl
40h 45m
1 stop
PAT16:25Patna
₹ 86,285
Air India
22 Mar
PAT21:15Patna
25h 45m
1 stop
ORD12:30Chicago O'Hare Intl
29 Mar
ORD13:10Chicago O'Hare Intl
40h 45m
1 stop
PAT16:25Patna
₹ 89,179
Air India
28 Apr
PAT19:10Patna
26h 30m
1 stop
ORD11:10Chicago O'Hare Intl
7 Oct
ORD13:10Chicago O'Hare Intl
34h 00m
1 stop
PAT09:40Patna
₹ 89,450

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 8 February 2026.
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

Sun 22/3

21:15-12:30

2 stops25h 45m

Chicago O'Hare Intl

Sun 29/3

13:10-16:25

1 stop40h 45m

₹ 86,285

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

14:55-08:35

2 stops28h 10m

Chicago O'Hare Intl

Sun 29/3

14:00-10:30

3 stops34h 00m

₹ 88,908

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

21:15-12:30

1 stop25h 45m

Chicago O'Hare Intl

Sun 29/3

13:10-16:25

1 stop40h 45m

₹ 89,179

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

19:10-11:10

1 stop26h 30m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 89,450

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

21:25-12:30

2 stops25h 35m

Chicago O'Hare Intl

Sun 29/3

14:00-12:30

2 stops36h 00m

₹ 90,445

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

19:10-11:10

2 stops26h 30m

Chicago O'Hare Intl

Wed 7/10

13:10-16:25

1 stop40h 45m

₹ 90,536

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

11:05-08:35

3 stops32h 00m

Chicago O'Hare Intl

Sun 29/3

14:00-07:45

3 stops31h 15m

₹ 91,078

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

21:15-12:30

1 stop25h 45m

Chicago O'Hare Intl

Sun 29/3

13:10-12:35

1 stop36h 55m

₹ 92,254

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 22/3

21:15-12:30

2 stops25h 45m

Chicago O'Hare Intl

Sun 29/3

13:10-12:30

2 stops36h 50m

₹ 92,526

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:15-11:10

2 stops32h 25m

Chicago O'Hare Intl

Wed 7/10

13:10-12:30

2 stops36h 50m

₹ 93,340

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Chicago from

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 49% 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

Fastest flight time

30h 10m

Direct flights

None
The fastest flight from Patna to Chicago O'Hare Intl Airport takes 30h 10m
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.
Search flight deals

  • 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 30h 10m, 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
Oak Brook
Merrillville

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.

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