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.

₹ 79,851 Cheap Flights from Chicago to Patna (CHI-PAT) in 2025

1 adult

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Find the cheapest flights from Chicago to Patna (CHI-PAT)

Round-trip

One-way

Cheap return flights

06:45 - 18:25ORD-PAT

25h 10m2 stops

22:40 - 07:50PAT-ORD

19h 40m1 stop

₹ 79,851Air India

Find Deal

Sun, 5 Oct - Sun, 12 Oct

20:20 - 20:45ORD-PAT

36h 55m2 stops

20:20 - 18:25PAT-ORD

33h 35m2 stops

₹ 80,112IndiGo

Find Deal

Thu, 20 Nov - Thu, 25 Dec

06:45 - 18:25ORD-PAT

25h 10m2 stops

16:50 - 07:50PAT-ORD

25h 30m2 stops

₹ 84,645Air India

Find Deal

Sun, 5 Oct - Sun, 12 Oct

06:44 - 17:40ORD-PAT

24h 26m2 stops

22:40 - 06:30PAT-ORD

19h 20m1 stop

₹ 88,045Air India

Find Deal

Sat, 1 Nov - Sat, 15 Nov

06:45 - 17:40ORD-PAT

24h 25m2 stops

18:20 - 07:50PAT-ORD

24h 00m1 stop

₹ 88,742Air India

Find Deal

Fri, 19 Sep - Sun, 5 Oct

06:45 - 17:40ORD-PAT

24h 25m2 stops

22:40 - 20:50PAT-ORD

32h 40m2 stops

₹ 89,527Air India

Find Deal

Fri, 19 Sep - Sun, 5 Oct

11:00 - 22:00ORD-PAT

23h 30m1 stop

13:55 - 06:30PAT-ORD

52h 05m2 stops

₹ 91,619Air India

Find Deal

Sun, 1 Feb - Sat, 14 Feb

13:55 - 10:25ORD-PAT

34h 00m3 stops

15:35 - 08:45PAT-ORD

27h 40m2 stops

₹ 93,188

Find Deal

Sun, 5 Oct - Sun, 12 Oct

13:55 - 07:45ORD-PAT

31h 20m3 stops

11:05 - 08:45PAT-ORD

32h 10m3 stops

₹ 94,234

Find Deal

Sun, 5 Oct - Sun, 12 Oct

17:10 - 07:55ORD-PAT

28h 15m2 stops

18:20 - 15:00PAT-ORD

31h 10m2 stops

₹ 159,702Air France

Find Deal

Tue, 30 Sep - Sat, 4 Oct

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets

Air India

5 Oct

ORD06:45Chicago O'Hare Intl

25h 10m

2 stops

PAT18:25Patna

12 Oct

PAT22:40Patna

19h 40m

1 stop

ORD07:50Chicago O'Hare Intl

₹ 79,851

Find similar

Air India

5 Oct

ORD06:45Chicago O'Hare Intl

25h 10m

2 stops

PAT18:25Patna

12 Oct

PAT16:50Patna

25h 30m

2 stops

ORD07:50Chicago O'Hare Intl

₹ 84,645

Find similar

Air India

1 Nov

ORD06:44Chicago O'Hare Intl

24h 26m

2 stops

PAT17:40Patna

15 Nov

PAT22:40Patna

19h 20m

1 stop

ORD06:30Chicago O'Hare Intl

₹ 88,045

Find similar

IndiGo flights from Chicago to Patna

Our best IndiGo deals on Chicago to Patna flight tickets

IndiGo

20 Nov

ORD20:20Chicago O'Hare Intl

36h 55m

2 stops

PAT20:45Patna

25 Dec

PAT20:20Patna

33h 35m

2 stops

ORD18:25Chicago O'Hare Intl

₹ 80,112

Find similar

IndiGo

1 Feb

ORD20:20Chicago O'Hare Intl

36h 55m

2 stops

PAT20:45Patna

14 Feb

PAT08:30Patna

45h 25m

2 stops

ORD18:25Chicago O'Hare Intl

₹ 92,142

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 5/10

06:45-18:25

2 stops25h 10m

Patna

Sun 12/10

22:40-07:50

1 stop19h 40m

₹ 79,851

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 20/11

20:20-20:45

2 stops36h 55m

Patna

Thu 25/12

20:20-18:25

2 stops33h 35m

₹ 80,112

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 5/10

06:45-18:25

2 stops25h 10m

Patna

Sun 12/10

16:50-07:50

2 stops25h 30m

₹ 84,645

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 1/11

06:44-17:40

2 stops24h 26m

Patna

Sat 15/11

22:40-06:30

1 stop19h 20m

₹ 88,045

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 19/9

06:45-17:40

2 stops24h 25m

Patna

Sun 5/10

18:20-07:50

1 stop24h 00m

₹ 88,742

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 19/9

06:45-17:40

2 stops24h 25m

Patna

Sun 5/10

22:40-20:50

2 stops32h 40m

₹ 89,527

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 1/2

11:00-22:00

1 stop23h 30m

Patna

Sat 14/2

13:55-06:30

2 stops52h 05m

₹ 91,619

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 5/10

13:55-10:25

3 stops34h 00m

Patna

Sun 12/10

15:35-08:45

2 stops27h 40m

₹ 93,188

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 5/10

13:55-07:45

3 stops31h 20m

Patna

Sun 12/10

11:05-08:45

3 stops32h 10m

₹ 94,234

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

₹ 159,702

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 19h 10m, 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.