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.

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.

₹ 76,098 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

14:10 - 17:40ORD-PAT

41h 00m2 stops

08:30 - 07:55PAT-ORD

34h 55m2 stops

₹ 82,446

Find Deal

Wed, 29 Oct - Wed, 5 Nov

11:50 - 11:15ORD-PAT

35h 55m2 stops

21:20 - 18:25PAT-ORD

32h 35m2 stops

₹ 83,593IndiGo

Find Deal

Thu, 20 Nov - Thu, 25 Dec

14:10 - 10:20ORD-PAT

33h 40m3 stops

10:50 - 07:55PAT-ORD

32h 35m3 stops

₹ 91,793

Find Deal

Wed, 29 Oct - Wed, 5 Nov

14:10 - 09:40ORD-PAT

33h 00m3 stops

10:40 - 07:55PAT-ORD

32h 45m2 stops

₹ 92,763

Find Deal

Wed, 29 Oct - Wed, 5 Nov

14:30 - 22:00ORD-PAT

21h 00m1 stop

19:10 - 20:52PAT-ORD

37h 12m2 stops

₹ 93,910Air India

Find Deal

Wed, 29 Oct - Wed, 5 Nov

13:30 - 22:00ORD-PAT

21h 00m1 stop

13:55 - 21:33PAT-ORD

43h 08m2 stops

₹ 95,849Air India

Find Deal

Wed, 4 Feb - Mon, 16 Feb

06:45 - 13:20ORD-PAT

44h 05m2 stops

22:40 - 11:30PAT-ORD

24h 20m2 stops

₹ 99,288Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

06:45 - 13:20ORD-PAT

44h 05m2 stops

16:50 - 11:30PAT-ORD

30h 10m3 stops

₹ 102,904Air 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

₹ 148,492Air France

Find Deal

Tue, 30 Sep - Sat, 4 Oct

17:20 - 10:10ORD-PAT

29h 20m2 stops

21:20 - 15:10PAT-ORD

29h 20m2 stops

₹ 179,795Air France

Find Deal

Wed, 24 Dec - Wed, 21 Jan

Air France flights from Chicago to Patna

Our best Air France deals on Chicago 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

₹ 148,492

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

₹ 179,795

Find similar

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets

Air India

29 Oct

ORD14:30Chicago O'Hare Intl

21h 00m

1 stop

PAT22:00Patna

5 Nov

PAT19:10Patna

37h 12m

2 stops

ORD20:52Chicago O'Hare Intl

₹ 93,910

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

₹ 95,849

Find similar

Air India

1 Nov

ORD06:45Chicago O'Hare Intl

44h 05m

2 stops

PAT13:20Patna

15 Nov

PAT22:40Patna

24h 20m

2 stops

ORD11:30Chicago O'Hare Intl

₹ 99,288

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 29/10

14:10-17:40

2 stops41h 00m

Patna

Wed 5/11

08:30-07:55

2 stops34h 55m

₹ 82,446

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 20/11

11:50-11:15

2 stops35h 55m

Patna

Thu 25/12

21:20-18:25

2 stops32h 35m

₹ 83,593

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 29/10

14:10-10:20

3 stops33h 40m

Patna

Wed 5/11

10:50-07:55

3 stops32h 35m

₹ 91,793

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 29/10

14:10-09:40

3 stops33h 00m

Patna

Wed 5/11

10:40-07:55

2 stops32h 45m

₹ 92,763

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 29/10

14:30-22:00

1 stop21h 00m

Patna

Wed 5/11

19:10-20:52

2 stops37h 12m

₹ 93,910

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

₹ 95,849

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-13:20

2 stops44h 05m

Patna

Sat 15/11

22:40-11:30

2 stops24h 20m

₹ 99,288

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:45-13:20

2 stops44h 05m

Patna

Sat 15/11

16:50-11:30

3 stops30h 10m

₹ 102,904

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

₹ 148,492

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 24/12

17:20-10:10

2 stops29h 20m

Patna

Wed 21/1

21:20-15:10

2 stops29h 20m

₹ 179,795

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

Direct flights	None

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 21h 00m, 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.