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.

₹ 49,264 Cheap Flights from Chicago to Patna in 2025/26

1 adult

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Find the cheapest flights from Chicago to Patna

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:30 - 12:30ORD-PAT

35h 30m2 stops

16:40 - 11:30PAT-ORD

54h 20m3 stops

₹ 84,859Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

13:30 - 10:05ORD-PAT

33h 05m1 stop

16:45 - 11:30PAT-ORD

54h 15m3 stops

₹ 85,303Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

13:30 - 12:30ORD-PAT

35h 30m2 stops

16:45 - 11:30PAT-ORD

54h 15m3 stops

₹ 89,474Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

13:30 - 10:05ORD-PAT

33h 05m1 stop

16:45 - 11:30PAT-ORD

54h 15m3 stops

₹ 89,918Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

13:30 - 14:40ORD-PAT

37h 40m1 stop

16:10 - 21:33PAT-ORD

40h 53m2 stops

₹ 95,954Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

06:45 - 18:30ORD-PAT

25h 15m2 stops

16:10 - 11:30PAT-ORD

30h 50m3 stops

₹ 104,564Air India

Find Deal

Sat, 1 Nov - Sun, 16 Nov

06:45 - 20:25ORD-PAT

27h 10m2 stops

10:35 - 11:30PAT-ORD

36h 25m2 stops

₹ 105,097Air India

Find Deal

Sat, 1 Nov - Sun, 16 Nov

06:45 - 20:25ORD-PAT

27h 10m2 stops

16:10 - 11:30PAT-ORD

30h 50m3 stops

₹ 105,452Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

18:50 - 12:35ORD-PAT

30h 15m2 stops

19:10 - 14:30PAT-ORD

30h 50m2 stops

₹ 160,042Multiple Airlines

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Wed, 24 Dec - Wed, 21 Jan

18:50 - 09:40ORD-PAT

27h 20m2 stops

19:10 - 14:30PAT-ORD

30h 50m2 stops

₹ 166,788Multiple Airlines

Find Deal

Wed, 24 Dec - Wed, 21 Jan

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets

Air India

4 Feb

ORD13:30Chicago O'Hare Intl

35h 30m

2 stops

PAT12:30Patna

16 Feb

PAT16:40Patna

54h 20m

3 stops

ORD11:30Chicago O'Hare Intl

₹ 84,859

Find similar

Air India

4 Feb

ORD13:30Chicago O'Hare Intl

33h 05m

1 stop

PAT10:05Patna

16 Feb

PAT16:45Patna

54h 15m

3 stops

ORD11:30Chicago O'Hare Intl

₹ 85,302

Find similar

Air India

4 Feb

ORD13:30Chicago O'Hare Intl

35h 30m

2 stops

PAT12:30Patna

16 Feb

PAT16:45Patna

54h 15m

3 stops

ORD11:30Chicago O'Hare Intl

₹ 89,474

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-12:30

2 stops35h 30m

Patna

Mon 16/2

16:40-11:30

3 stops54h 20m

₹ 84,859

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-10:05

1 stop33h 05m

Patna

Mon 16/2

16:45-11:30

3 stops54h 15m

₹ 85,302

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-12:30

2 stops35h 30m

Patna

Mon 16/2

16:45-11:30

3 stops54h 15m

₹ 89,474

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-10:05

1 stop33h 05m

Patna

Mon 16/2

16:45-11:30

3 stops54h 15m

₹ 89,918

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-14:40

1 stop37h 40m

Patna

Mon 16/2

16:10-21:33

2 stops40h 53m

₹ 95,954

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-18:30

2 stops25h 15m

Patna

Sun 16/11

16:10-11:30

3 stops30h 50m

₹ 104,564

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-20:25

2 stops27h 10m

Patna

Sun 16/11

10:35-11:30

2 stops36h 25m

₹ 105,097

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-20:25

2 stops27h 10m

Patna

Sat 15/11

16:10-11:30

3 stops30h 50m

₹ 105,452

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 24/12

18:50-12:35

2 stops30h 15m

Patna

Wed 21/1

19:10-14:30

2 stops30h 50m

₹ 160,042

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 24/12

18:50-09:40

2 stops27h 20m

Patna

Wed 21/1

19:10-14:30

2 stops30h 50m

₹ 166,788

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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 India is the most popular carrier 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

Direct flights	None

There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.

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How far is Chicago to Patna by plane?
The distance between Chicago and Patna is about 12464.5 km. Flights usually cover this in 25h 15m, 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.