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Cheap flights from Chicago O'Hare Intl Airport to Patna from ₹ 128,096

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Patna departing on 23/9. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Patna

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:50 - 12:45
ORD
-
PAT
32h 25m
2 stops
British Airways Logo
21:00 - 12:30
PAT
-
ORD
26h 00m
2 stops
₹ 128,096British Airways
Wed, 23 Sep - Sun, 27 Sep
Multiple Airlines Logo
20:35 - 11:20
ORD
-
PAT
28h 15m
2 stops
Multiple Airlines Logo
12:10 - 15:45
PAT
-
ORD
38h 05m
2 stops
₹ 134,430Multiple Airlines
Fri, 24 Apr - Sun, 3 May
Multiple Airlines Logo
13:10 - 09:40
ORD
-
PAT
34h 00m
1 stop
Multiple Airlines Logo
19:10 - 15:45
PAT
-
ORD
31h 05m
2 stops
₹ 137,928Multiple Airlines
Fri, 24 Apr - Sun, 3 May
Multiple Airlines Logo
13:10 - 20:25
ORD
-
PAT
20h 45m
1 stop
Multiple Airlines Logo
15:50 - 09:15
PAT
-
ORD
27h 55m
2 stops
₹ 178,011Multiple Airlines
Wed, 8 Apr - Fri, 10 Apr
Multiple Airlines Logo
13:10 - 20:25
ORD
-
PAT
20h 45m
1 stop
Multiple Airlines Logo
22:55 - 16:35
PAT
-
ORD
28h 10m
2 stops
₹ 192,475Multiple Airlines
Wed, 8 Apr - Thu, 9 Apr
Air India Logo
13:10 - 07:00
ORD
-
PAT
31h 20m
2 stops
Air India Logo
14:00 - 11:10
PAT
-
ORD
31h 40m
3 stops
₹ 252,505Air India
Fri, 24 Apr - Sun, 3 May
Air India Logo
13:10 - 21:10
ORD
-
PAT
21h 30m
1 stop
Air India Logo
20:05 - 11:10
PAT
-
ORD
49h 35m
3 stops
₹ 307,620Air India
Wed, 8 Apr - Fri, 10 Apr
Multiple Airlines Logo
06:15 - 21:10
ORD
-
PAT
28h 25m
2 stops
Multiple Airlines Logo
21:45 - 16:01
PAT
-
ORD
28h 46m
2 stops
₹ 317,262Multiple Airlines
Fri, 29 May - Fri, 12 Jun
Multiple Airlines Logo
15:35 - 09:40
ORD
-
PAT
31h 35m
2 stops
Multiple Airlines Logo
20:05 - 11:10
PAT
-
ORD
49h 35m
3 stops
₹ 437,606Multiple Airlines
Fri, 29 May - Fri, 12 Jun
Multiple Airlines Logo
13:10 - 12:30
ORD
-
PAT
36h 50m
1 stop
Multiple Airlines Logo
21:25 - 15:45
PAT
-
ORD
28h 50m
2 stops
₹ 509,170Multiple Airlines
Fri, 29 May - Fri, 12 Jun

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

Our best Air India deals on Chicago O'Hare Intl Airport to Patna flight tickets
Air India
24 Apr
ORD13:10Chicago O'Hare Intl
31h 20m
2 stops
PAT07:00Patna
3 May
PAT14:00Patna
31h 40m
3 stops
ORD11:10Chicago O'Hare Intl
₹ 252,505
Air India
1 Apr
ORD13:15Chicago O'Hare Intl
36h 45m
1 stop
PAT12:30Patna
8 Apr
PAT21:45Patna
34h 29m
2 stops
ORD21:44Chicago O'Hare Intl
₹ 294,479
Air India
6 Apr
ORD13:10Chicago O'Hare Intl
31h 20m
2 stops
PAT07:00Patna
9 Apr
PAT14:00Patna
31h 40m
3 stops
ORD11:10Chicago O'Hare Intl
₹ 301,380

British Airways flights from Chicago O'Hare Intl Airport to Patna

Our best British Airways deals on Chicago O'Hare Intl Airport to Patna flight tickets
British Airways
23 Sept
ORD17:50Chicago O'Hare Intl
32h 25m
2 stops
PAT12:45Patna
27 Sept
PAT21:00Patna
26h 00m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 128,096
British Airways
21 Sept
ORD19:05Chicago O'Hare Intl
38h 50m
2 stops
PAT20:25Patna
24 Sept
PAT21:00Patna
29h 25m
2 stops
ORD15:55Chicago O'Hare Intl
₹ 779,070

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport to Patna 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 March 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 23/9

17:50-12:45

2 stops32h 25m

Patna

Sun 27/9

21:00-12:30

2 stops26h 00m

₹ 128,096

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 24/4

20:35-11:20

2 stops28h 15m

Patna

Sun 3/5

12:10-15:45

2 stops38h 05m

₹ 134,430

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 24/4

13:10-09:40

1 stop34h 00m

Patna

Sun 3/5

19:10-15:45

2 stops31h 05m

₹ 137,928
Fastest return journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/4

13:10-20:25

1 stop20h 45m

Patna

Fri 10/4

15:50-09:15

2 stops27h 55m

₹ 178,011

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/4

13:10-20:25

1 stop20h 45m

Patna

Thu 9/4

22:55-16:35

2 stops28h 10m

₹ 192,475

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 24/4

13:10-07:00

2 stops31h 20m

Patna

Sun 3/5

14:00-11:10

3 stops31h 40m

₹ 252,505

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/4

13:10-21:10

1 stop21h 30m

Patna

Fri 10/4

20:05-11:10

3 stops49h 35m

₹ 307,620

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 29/5

06:15-21:10

2 stops28h 25m

Patna

Fri 12/6

21:45-16:01

2 stops28h 46m

₹ 317,262

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 29/5

15:35-09:40

2 stops31h 35m

Patna

Fri 12/6

20:05-11:10

3 stops49h 35m

₹ 437,606

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 29/5

13:10-12:30

1 stop36h 50m

Patna

Fri 12/6

21:25-15:45

2 stops28h 50m

₹ 509,170

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

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

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

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

Fastest flight time

29h 15m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Patna takes 29h 15m
There are no direct flights from Chicago O'Hare Intl Airport to Patna. There are no popular flight routes from Chicago O'Hare Intl Airport to Patna.
Search flight deals

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

    Chicago O'Hare Intl and Patna are 12455.8 km apart from one another. In terms of flight time, this usually takes a little over 29h 15m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Patna Airport.

  • What documentation or ID do you need to fly to Patna Airport?

    The necessary travel and health documents for your Patna Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Patna?

    Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Patna. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago O'Hare Intl Airport to Patna with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

Finding the right flight to Patna from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Patna quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Patna from Chicago with this policy.

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

Once you have performed a search for Chicago to Patna 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 Chicago to Patna right now. Can momondo alert me if prices change?

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

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