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.

₹ 69,901 Cheap Flights from Chicago O'Hare Intl Airport to Patna in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Patna

Round-trip

One-way

Cheap return flights

11:50 - 11:15ORD-PAT

35h 55m2 stops

20:20 - 18:25PAT-ORD

33h 35m2 stops

₹ 84,741IndiGo

Find Deal

Thu, 20 Nov - Thu, 25 Dec

19:50 - 14:35ORD-PAT

32h 15m3 stops

15:40 - 15:05PAT-ORD

34h 55m3 stops

₹ 90,976Multiple Airlines

Find Deal

Fri, 31 Oct - Fri, 7 Nov

06:45 - 17:45ORD-PAT

24h 30m2 stops

10:40 - 11:30PAT-ORD

36h 20m2 stops

₹ 92,996Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

06:45 - 22:00ORD-PAT

28h 45m2 stops

22:40 - 11:30PAT-ORD

24h 20m2 stops

₹ 93,962Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

13:30 - 22:00ORD-PAT

21h 00m1 stop

13:55 - 21:33PAT-ORD

43h 08m2 stops

₹ 94,401Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

14:20 - 17:45ORD-PAT

39h 55m2 stops

13:55 - 21:33PAT-ORD

43h 08m2 stops

₹ 94,928Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

13:30 - 22:00ORD-PAT

21h 00m1 stop

13:55 - 21:33PAT-ORD

43h 08m2 stops

₹ 95,367Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

06:45 - 17:45ORD-PAT

24h 30m2 stops

16:50 - 11:30PAT-ORD

30h 10m3 stops

₹ 96,684Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

17:10 - 07:55ORD-PAT

28h 15m2 stops

18:20 - 15:00PAT-ORD

31h 10m2 stops

₹ 157,628Air France

Find Deal

Tue, 30 Sep - Sat, 4 Oct

17:10 - 07:55ORD-PAT

28h 15m2 stops

16:35 - 15:00PAT-ORD

32h 55m2 stops

₹ 175,718Air France

Find Deal

Tue, 30 Sep - Sat, 4 Oct

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

Our best Air France deals on Chicago O'Hare Intl Airport to Patna flight tickets

Air France

30 Sept

ORD17:10Chicago O'Hare Intl

28h 15m

2 stops

PAT07:55Patna

4 Oct

PAT18:20Patna

31h 10m

2 stops

ORD15:00Chicago O'Hare Intl

₹ 157,628

Find similar

Air France

30 Sept

ORD17:10Chicago O'Hare Intl

28h 15m

2 stops

PAT07:55Patna

4 Oct

PAT16:35Patna

32h 55m

2 stops

ORD15:00Chicago O'Hare Intl

₹ 175,718

Find similar

Air France

24 Dec

ORD17:20Chicago O'Hare Intl

29h 20m

2 stops

PAT10:10Patna

21 Jan

PAT21:20Patna

29h 20m

2 stops

ORD15:10Chicago O'Hare Intl

₹ 179,055

Find similar

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

1 Nov

ORD06:45Chicago O'Hare Intl

24h 30m

2 stops

PAT17:45Patna

15 Nov

PAT10:40Patna

36h 20m

2 stops

ORD11:30Chicago O'Hare Intl

₹ 92,996

Find similar

Air India

1 Nov

ORD06:45Chicago O'Hare Intl

28h 45m

2 stops

PAT22:00Patna

15 Nov

PAT22:40Patna

24h 20m

2 stops

ORD11:30Chicago O'Hare Intl

₹ 93,962

Find similar

Air India

4 Feb

ORD13:30Chicago O'Hare Intl

21h 00m

1 stop

PAT22:00Patna

16 Feb

PAT13:55Patna

43h 08m

2 stops

ORD21:33Chicago O'Hare Intl

₹ 94,401

Find similar

momondo Fare Finder

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

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 20/11

11:50-11:15

2 stops35h 55m

Patna

Thu 25/12

20:20-18:25

2 stops33h 35m

₹ 84,741

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 31/10

19:50-14:35

3 stops32h 15m

Patna

Fri 7/11

15:40-15:05

3 stops34h 55m

₹ 90,976

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-17:45

2 stops24h 30m

Patna

Sat 15/11

10:40-11:30

2 stops36h 20m

₹ 92,996

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-22:00

2 stops28h 45m

Patna

Sat 15/11

22:40-11:30

2 stops24h 20m

₹ 93,962

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-22:00

1 stop21h 00m

Patna

Mon 16/2

13:55-21:33

2 stops43h 08m

₹ 94,401

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

14:20-17:45

2 stops39h 55m

Patna

Mon 16/2

13:55-21:33

2 stops43h 08m

₹ 94,928

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-22:00

1 stop21h 00m

Patna

Mon 16/2

13:55-21:33

2 stops43h 08m

₹ 95,367

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-17:45

2 stops24h 30m

Patna

Sat 15/11

16:50-11:30

3 stops30h 10m

₹ 96,684

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 30/9

17:10-07:55

2 stops28h 15m

Patna

Sat 4/10

18:20-15:00

2 stops31h 10m

₹ 157,628

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 30/9

17:10-07:55

2 stops28h 15m

Patna

Sat 4/10

16:35-15:00

2 stops32h 55m

₹ 175,718

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl to Patna?

Air India is the most popular carrier operating from Chicago O'Hare Intl to Patna

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

Direct flights	None

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 21h 00m.
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.

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.