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Cheap flights from Chicago to Patna from ₹ 98,377

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Patna departing on 12/5. 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 France Logo
17:10 - 07:55
ORD
-
PAT
28h 15m
2 stops
Air France Logo
21:00 - 15:10
PAT
-
ORD
28h 40m
2 stops
₹ 98,377Air France
Tue, 12 May - Tue, 2 Jun
Air India Logo
08:31 - 07:00
ORD
-
PAT
59h 59m
2 stops
Air India Logo
13:25 - 11:10
PAT
-
ORD
32h 15m
2 stops
₹ 100,038Air India
Tue, 12 May - Tue, 2 Jun
Multiple Airlines Logo
06:00 - 18:30
ORD
-
PAT
26h 00m
2 stops
Multiple Airlines Logo
21:45 - 11:10
PAT
-
ORD
23h 55m
1 stop
₹ 116,558Multiple Airlines
Tue, 12 May - Tue, 2 Jun
Multiple Airlines Logo
20:10 - 09:50
ORD
-
PAT
27h 10m
2 stops
Multiple Airlines Logo
19:10 - 11:10
PAT
-
ORD
26h 30m
2 stops
₹ 118,865Multiple Airlines
Tue, 23 Jun - Tue, 7 Jul
Multiple Airlines Logo
19:05 - 07:30
ORD
-
PAT
25h 55m
2 stops
Multiple Airlines Logo
21:45 - 11:10
PAT
-
ORD
23h 55m
2 stops
₹ 120,434Multiple Airlines
Mon, 8 Jun - Tue, 23 Jun
Multiple Airlines Logo
14:20 - 11:45
ORD
-
PAT
34h 55m
2 stops
Multiple Airlines Logo
21:45 - 11:10
PAT
-
ORD
23h 55m
2 stops
₹ 121,080Multiple Airlines
Wed, 10 Jun - Tue, 23 Jun
Multiple Airlines Logo
14:20 - 11:45
ORD
-
PAT
34h 55m
2 stops
Multiple Airlines Logo
19:10 - 11:10
PAT
-
ORD
26h 30m
2 stops
₹ 121,449Multiple Airlines
Wed, 10 Jun - Sun, 21 Jun
Multiple Airlines Logo
11:25 - 09:50
ORD
-
PAT
35h 55m
2 stops
Multiple Airlines Logo
07:35 - 11:10
PAT
-
ORD
38h 05m
3 stops
₹ 122,464Multiple Airlines
Tue, 23 Jun - Tue, 7 Jul
Multiple Airlines Logo
19:05 - 07:30
ORD
-
PAT
25h 55m
2 stops
Multiple Airlines Logo
21:45 - 11:10
PAT
-
ORD
23h 55m
2 stops
₹ 122,648Multiple Airlines
Tue, 9 Jun - Tue, 23 Jun
Multiple Airlines Logo
19:05 - 07:30
ORD
-
PAT
25h 55m
2 stops
Multiple Airlines Logo
21:45 - 11:10
PAT
-
ORD
23h 55m
2 stops
₹ 122,833Multiple Airlines
Sun, 7 Jun - Tue, 23 Jun

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets
Air India
12 May
ORD08:31Chicago O'Hare Intl
59h 59m
2 stops
PAT07:00Patna
2 Jun
PAT13:25Patna
32h 15m
2 stops
ORD11:10Chicago O'Hare Intl
₹ 100,038
Air India
8 Jun
ORD13:10Chicago O'Hare Intl
36h 50m
2 stops
PAT12:30Patna
23 Jun
PAT07:35Patna
38h 05m
3 stops
ORD11:10Chicago O'Hare Intl
₹ 129,847
Air India
8 Jun
ORD13:10Chicago O'Hare Intl
31h 50m
1 stop
PAT07:30Patna
23 Jun
PAT21:45Patna
23h 55m
2 stops
ORD11:10Chicago O'Hare Intl
₹ 134,646

British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
7 Jun
ORD22:30Chicago O'Hare Intl
59h 25m
2 stops
PAT20:25Patna
22 Jun
PAT21:00Patna
31h 05m
2 stops
ORD17:35Chicago O'Hare Intl
₹ 125,325
British Airways
5 Jun
ORD20:50Chicago O'Hare Intl
61h 05m
2 stops
PAT20:25Patna
22 Jun
PAT21:00Patna
25h 55m
2 stops
ORD12:25Chicago O'Hare Intl
₹ 128,555
British Airways
21 Jun
ORD20:50Chicago O'Hare Intl
53h 25m
2 stops
PAT12:45Patna
8 Jul
PAT21:00Patna
50h 00m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 131,692

momondo Fare Finder

 
Customise your flight search to find flights from Chicago 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 13 March 2026.
Use the filters below to find and compare flights from Chicago 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

Tue 12/5

17:10-07:55

2 stops28h 15m

Patna

Tue 2/6

21:00-15:10

2 stops28h 40m

₹ 98,377

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 12/5

08:31-07:00

2 stops59h 59m

Patna

Tue 2/6

13:25-11:10

2 stops32h 15m

₹ 100,038

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 12/5

06:00-18:30

2 stops26h 00m

Patna

Tue 2/6

21:45-11:10

1 stop23h 55m

₹ 116,558

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 23/6

20:10-09:50

2 stops27h 10m

Patna

Tue 7/7

19:10-11:10

2 stops26h 30m

₹ 118,865
Fastest return journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 8/6

19:05-07:30

2 stops25h 55m

Patna

Tue 23/6

21:45-11:10

2 stops23h 55m

₹ 120,434

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 10/6

14:20-11:45

2 stops34h 55m

Patna

Tue 23/6

21:45-11:10

2 stops23h 55m

₹ 121,080

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 10/6

14:20-11:45

2 stops34h 55m

Patna

Sun 21/6

19:10-11:10

2 stops26h 30m

₹ 121,449

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 23/6

11:25-09:50

2 stops35h 55m

Patna

Tue 7/7

07:35-11:10

3 stops38h 05m

₹ 122,464

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/6

19:05-07:30

2 stops25h 55m

Patna

Tue 23/6

21:45-11:10

2 stops23h 55m

₹ 122,648

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 7/6

19:05-07:30

2 stops25h 55m

Patna

Tue 23/6

21:45-11:10

2 stops23h 55m

₹ 122,833

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chicago to Patna

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

Cheap Chicago to Patna (CHI to PAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Patna

Fastest flight time

26h 25m

Direct flights

None
The fastest flight from Chicago to Patna takes 26h 25m
There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.
Search flight deals

  • How far is Chicago to Patna by plane?

    The distance between Chicago and Patna is about 12464.5 km. Flights usually cover this in 26h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Patna Airport?

    Prices for flights from Chicago to Patna Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Chicago to Patna Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Patna Airport.

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

    The travel and health documents you'll need for your trip to Patna Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Patna Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Chicago to Patna?

    Price Alerts will notify you by email when the price for flights to Patna from Chicago decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Chicago 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?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

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 Patna from Chicago.

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

momondo does allow users to show only those flights to Patna from Chicago which offer a flexible booking policy as well as other useful filters and features.

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?

Yes. momondo can track prices for Chicago to Patna flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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