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Cheap flights from Chicago to Patna from ₹ 73,529

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Patna departing on 30/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Patna

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 18:30
ORD
-
PAT
42h 00m
2 stops
Multiple Airlines Logo
19:10 - 09:40
PAT
-
ORD
49h 00m
2 stops
₹ 149,323Multiple Airlines
Thu, 23 Jul - Fri, 21 Aug
Multiple Airlines Logo
20:25 - 15:15
ORD
-
PAT
32h 20m
2 stops
Multiple Airlines Logo
15:50 - 15:40
PAT
-
ORD
34h 20m
2 stops
₹ 157,440Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
Multiple Airlines Logo
20:25 - 17:45
ORD
-
PAT
34h 50m
3 stops
Multiple Airlines Logo
20:55 - 15:40
PAT
-
ORD
29h 15m
2 stops
₹ 158,101Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
Multiple Airlines Logo
20:25 - 17:45
ORD
-
PAT
34h 50m
3 stops
Multiple Airlines Logo
12:55 - 15:40
PAT
-
ORD
61h 15m
3 stops
₹ 159,423Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
Multiple Airlines Logo
20:25 - 12:30
ORD
-
PAT
29h 35m
2 stops
Multiple Airlines Logo
13:20 - 09:40
PAT
-
ORD
54h 50m
2 stops
₹ 162,820Multiple Airlines
Wed, 22 Jul - Fri, 21 Aug
Multiple Airlines Logo
16:00 - 12:30
ORD
-
PAT
58h 00m
2 stops
Multiple Airlines Logo
13:20 - 14:20
PAT
-
ORD
35h 30m
2 stops
₹ 168,201Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
Multiple Airlines Logo
19:20 - 18:00
ORD
-
PAT
36h 10m
2 stops
Multiple Airlines Logo
15:10 - 15:05
PAT
-
ORD
34h 25m
3 stops
₹ 168,956Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
Multiple Airlines Logo
19:20 - 17:45
ORD
-
PAT
35h 55m
3 stops
Multiple Airlines Logo
15:10 - 15:05
PAT
-
ORD
34h 25m
3 stops
₹ 169,900Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul
British Airways Logo
22:30 - 20:20
ORD
-
PAT
59h 20m
2 stops
British Airways Logo
18:35 - 12:30
PAT
-
ORD
28h 25m
2 stops
₹ 182,642British Airways
Sun, 19 Jul - Fri, 21 Aug
Multiple Airlines Logo
20:10 - 15:15
ORD
-
PAT
32h 35m
2 stops
Multiple Airlines Logo
13:20 - 09:40
PAT
-
ORD
54h 50m
2 stops
₹ 184,247Multiple Airlines
Wed, 1 Jul - Sat, 18 Jul

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British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
24 Sept
ORD17:50Chicago O'Hare Intl
40h 00m
2 stops
PAT20:20Patna
28 Sept
PAT20:55Patna
26h 05m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 158,101
British Airways
19 Jul
ORD22:30Chicago O'Hare Intl
59h 20m
2 stops
PAT20:20Patna
21 Aug
PAT18:35Patna
28h 25m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 182,642
British Airways
24 Jul
ORD17:00Chicago O'Hare Intl
33h 15m
2 stops
PAT12:45Patna
21 Aug
PAT20:55Patna
26h 05m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 185,946

Malaysia Airlines flights from Chicago to Patna

Our best Malaysia Airlines deals on Chicago to Patna flight tickets
Malaysia Airlines
1 Jul
ORD18:00Chicago O'Hare Intl
37h 30m
3 stops
PAT18:00Patna
18 Jul
PAT18:35Patna
47h 40m
3 stops
ORD07:45Chicago O'Hare Intl
₹ 338,195
Malaysia Airlines
1 Jul
ORD18:00Chicago O'Hare Intl
37h 30m
3 stops
PAT18:00Patna
18 Jul
PAT18:05Patna
48h 10m
3 stops
ORD07:45Chicago O'Hare Intl
₹ 338,289
Malaysia Airlines
22 Jul
ORD18:00Chicago O'Hare Intl
37h 30m
3 stops
PAT18:00Patna
21 Aug
PAT08:20Patna
33h 55m
3 stops
ORD07:45Chicago O'Hare Intl
₹ 460,239

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 19 June 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

Thu 23/7

14:00-18:30

2 stops42h 00m

Patna

Fri 21/8

19:10-09:40

2 stops49h 00m

₹ 149,323

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

20:25-15:15

2 stops32h 20m

Patna

Sat 18/7

15:50-15:40

2 stops34h 20m

₹ 157,440
Fastest return journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

20:25-17:45

3 stops34h 50m

Patna

Sat 18/7

20:55-15:40

2 stops29h 15m

₹ 158,101

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

20:25-17:45

3 stops34h 50m

Patna

Sat 18/7

12:55-15:40

3 stops61h 15m

₹ 159,422

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 22/7

20:25-12:30

2 stops29h 35m

Patna

Fri 21/8

13:20-09:40

2 stops54h 50m

₹ 162,820

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

16:00-12:30

2 stops58h 00m

Patna

Sat 18/7

13:20-14:20

2 stops35h 30m

₹ 168,201

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

19:20-18:00

2 stops36h 10m

Patna

Sat 18/7

15:10-15:05

3 stops34h 25m

₹ 168,956

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

19:20-17:45

3 stops35h 55m

Patna

Sat 18/7

15:10-15:05

3 stops34h 25m

₹ 169,900

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 19/7

22:30-20:20

2 stops59h 20m

Patna

Fri 21/8

18:35-12:30

2 stops28h 25m

₹ 182,642

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 1/7

20:10-15:15

2 stops32h 35m

Patna

Sat 18/7

13:20-09:40

2 stops54h 50m

₹ 184,247

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Patna from

How to get the cheapest flight ticket from Chicago to Patna

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

What is the cheapest airline that flies from Chicago to Patna?

Air France and Air India are the most popular carriers operating from Chicago to Patna

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

27h 40m

Direct flights

None
The fastest flight from Chicago to Patna takes 27h 40m
There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.
Search flight deals

Frequently asked questions about flying from Chicago to Patna

  • How far is Chicago to Patna by plane?

    The distance between Chicago and Patna is about 12464.5 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 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.

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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