When did momondo last update prices for flights from Chicago to Patna Airport?

Prices for flights from Chicago to Patna Airport refresh daily.

How many operators does momondo search for flights from Chicago to Patna Airport?

As of October 2026, there is 1 operator available to choose from for flights from Chicago to Patna Airport.

How old do you have to be to fly from Chicago to Patna Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Patna Airport.

What documentation or ID do you need to fly to Patna Airport?

The travel and health documents required for your trip to Patna Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Patna Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$814 Cheap Flights from Chicago to Patna in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Patna

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 pm - 11:40 amORD Chicago O'Hare Intl-PAT Patna

29h 20m2 stops Zurich New Delhi Indira Gandhi Intl

3:45 pm - 4:15 pmPAT Patna-ORD Chicago O'Hare Intl

36h 00m2 stops New Delhi Indira Gandhi Intl Zurich

$3,063Multiple Airlines

Thu, Dec 17 - Mon, Jan 4

6:25 pm - 12:40 pmORD Chicago O'Hare Intl-PAT Patna

30h 45m2 stops Paris Charles de Gaulle New Delhi Indira Gandhi Intl

8:25 pm - 4:15 pmPAT Patna-ORD Chicago O'Hare Intl

31h 20m2 stops New Delhi Indira Gandhi Intl Paris Charles de Gaulle

$3,242Air France

Wed, Dec 16 - Mon, Jan 4

7:45 pm - 2:50 pmORD Chicago O'Hare Intl-PAT Patna

31h 35m2 stops Dubai Intl Mumbai Chhatrapati Shivaji Intl

9:20 pm - 3:10 pmPAT Patna-ORD Chicago O'Hare Intl

53h 20m3 stops Ahmedabad Mumbai Chhatrapati Shivaji Intl Dubai Intl

$3,599Multiple Airlines

Thu, Dec 17 - Mon, Jan 4

7:45 pm - 12:10 pmORD Chicago O'Hare Intl-PAT Patna

28h 55m3 stops Dubai Intl Mumbai Chhatrapati Shivaji Intl Hyderabad Rajiv Gandhi Intl

9:20 pm - 3:10 pmPAT Patna-ORD Chicago O'Hare Intl

53h 20m3 stops Ahmedabad Mumbai Chhatrapati Shivaji Intl Dubai Intl

$3,659Multiple Airlines

Thu, Dec 17 - Mon, Jan 4

7:45 pm - 4:25 pmORD Chicago O'Hare Intl-PAT Patna

33h 10m2 stops Dubai Intl New Delhi Indira Gandhi Intl

9:40 am - 3:10 pmPAT Patna-ORD Chicago O'Hare Intl

41h 00m2 stops New Delhi Indira Gandhi Intl Dubai Intl

$3,739Multiple Airlines

Wed, Dec 16 - Tue, Jan 5

8:15 pm - 4:10 pmORD Chicago O'Hare Intl-PAT Patna

32h 25m2 stops Istanbul New Delhi Indira Gandhi Intl

8:25 pm - 6:20 pmPAT Patna-ORD Chicago O'Hare Intl

33h 25m2 stops New Delhi Indira Gandhi Intl Istanbul

$3,779IndiGo

Sat, Dec 19 - Sun, Jan 3

7:45 pm - 8:55 amORD Chicago O'Hare Intl-PAT Patna

25h 40m2 stops Dubai Intl New Delhi Indira Gandhi Intl

9:40 am - 3:10 pmPAT Patna-ORD Chicago O'Hare Intl

41h 00m2 stops New Delhi Indira Gandhi Intl Dubai Intl

$3,789Multiple Airlines

Thu, Dec 17 - Tue, Jan 5

6:25 pm - 12:40 pmORD Chicago O'Hare Intl-PAT Patna

30h 45m2 stops Paris Charles de Gaulle New Delhi Indira Gandhi Intl

8:25 pm - 4:15 pmPAT Patna-ORD Chicago O'Hare Intl

31h 20m2 stops New Delhi Indira Gandhi Intl Paris Charles de Gaulle

$3,956Air France

Wed, Dec 16 - Sun, Jan 3

6:25 pm - 12:40 pmORD Chicago O'Hare Intl-PAT Patna

30h 45m2 stops Paris Charles de Gaulle New Delhi Indira Gandhi Intl

8:25 pm - 4:15 pmPAT Patna-ORD Chicago O'Hare Intl

31h 20m2 stops New Delhi Indira Gandhi Intl Paris Charles de Gaulle

$4,160Air France

Fri, Dec 18 - Mon, Jan 4

7:45 pm - 12:00 pmORD Chicago O'Hare Intl-PAT Patna

28h 45m2 stops Dubai Intl Mumbai Chhatrapati Shivaji Intl

9:40 am - 3:10 pmPAT Patna-ORD Chicago O'Hare Intl

41h 00m2 stops New Delhi Indira Gandhi Intl Dubai Intl

$4,263Multiple Airlines

Fri, Dec 18 - Tue, Jan 5

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British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets

British Airways

Dec 14

ORD9:50 pmChicago O'Hare Intl

27h 20m

2 stops

PAT12:40 pmPatna

Jan 5

PAT5:40 pmPatna

33h 20m

2 stops

ORD3:30 pmChicago O'Hare Intl

$5,645

British Airways

Dec 20

ORD5:10 pmChicago O'Hare Intl

35h 30m

2 stops

PAT4:10 pmPatna

Jan 6

PAT5:40 pmPatna

31h 35m

2 stops

ORD1:45 pmChicago O'Hare Intl

$5,713

British Airways

Dec 20

ORD5:10 pmChicago O'Hare Intl

32h 00m

2 stops

PAT12:40 pmPatna

Jan 7

PAT8:25 pmPatna

34h 20m

2 stops

ORD7:15 pmChicago O'Hare Intl

$5,781

Air France flights from Chicago to Patna

Our best Air France deals on Chicago to Patna flight tickets

Air France

Dec 16

ORD6:25 pmChicago O'Hare Intl

30h 45m

2 stops

PAT12:40 pmPatna

Jan 4

PAT8:25 pmPatna

31h 20m

2 stops

ORD4:15 pmChicago O'Hare Intl

$3,242

Air France

Dec 16

ORD6:25 pmChicago O'Hare Intl

30h 45m

2 stops

PAT12:40 pmPatna

Jan 3

PAT8:25 pmPatna

31h 20m

2 stops

ORD4:15 pmChicago O'Hare Intl

$3,956

Air France

Dec 18

ORD6:25 pmChicago O'Hare Intl

30h 45m

2 stops

PAT12:40 pmPatna

Jan 4

PAT8:25 pmPatna

31h 20m

2 stops

ORD4:15 pmChicago O'Hare Intl

$4,160

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Thu 12/17

6:50 pm-11:40 am

2 stops29h 20m

Patna

Mon 1/4

3:45 pm-4:15 pm

2 stops36h 00m

$3,063

Quickest round-trip

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Wed 12/16

6:25 pm-12:40 pm

2 stops30h 45m

Patna

Mon 1/4

8:25 pm-4:15 pm

2 stops31h 20m

$3,242

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Thu 12/17

7:45 pm-2:50 pm

2 stops31h 35m

Patna

Mon 1/4

9:20 pm-3:10 pm

3 stops53h 20m

$3,599

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Thu 12/17

7:45 pm-12:10 pm

3 stops28h 55m

Patna

Mon 1/4

9:20 pm-3:10 pm

3 stops53h 20m

$3,659

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Wed 12/16

7:45 pm-4:25 pm

2 stops33h 10m

Patna

Tue 1/5

9:40 am-3:10 pm

2 stops41h 00m

$3,739

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Sat 12/19

8:15 pm-4:10 pm

2 stops32h 25m

Patna

Sun 1/3

8:25 pm-6:20 pm

2 stops33h 25m

$3,779

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Thu 12/17

7:45 pm-8:55 am

2 stops25h 40m

Patna

Tue 1/5

9:40 am-3:10 pm

2 stops41h 00m

$3,789

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Wed 12/16

6:25 pm-12:40 pm

2 stops30h 45m

Patna

Sun 1/3

8:25 pm-4:15 pm

2 stops31h 20m

$3,956

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Fri 12/18

6:25 pm-12:40 pm

2 stops30h 45m

Patna

Mon 1/4

8:25 pm-4:15 pm

2 stops31h 20m

$4,160

ChicagoPatna

ORD Chicago O'Hare Intl - PAT Patna

ORDPAT

Chicago O'Hare Intl

Fri 12/18

7:45 pm-12:00 pm

2 stops28h 45m

Patna

Tue 1/5

9:40 am-3:10 pm

2 stops41h 00m

$4,263

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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

Can stopping save me money on Chicago to Patna flights?

You could potentially save up to 6% on your flight if you consider stops on a Chicago to Patna flight.

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 round-trip 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

Best Price Found	$814
Fastest flight time	29h 20m
Direct flights	None

The best one-way flight to Patna from Chicago in the past 72 hours is $814. The best round-trip flight deal from Chicago to Patna found on momondo in the last 72 hours is $3,063.

The fastest flight from Chicago to Patna takes 29h 20m

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 7745.1 mi. By plane, this route typically takes 29h 20m.
When did momondo last update prices for flights from Chicago to Patna Airport?
Prices for flights from Chicago to Patna Airport refresh daily.
How many operators does momondo search for flights from Chicago to Patna Airport?
As of October 2026, there is 1 operator available to choose from for flights from Chicago to Patna Airport.
How old do you have to be to fly from Chicago to Patna Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Patna Airport.
What documentation or ID do you need to fly to Patna Airport?
The travel and health documents required for your trip to Patna Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Patna Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Chicago to Patna?
momondo data reveals that the most frequently booked airline on the route from Chicago to Patna is Air India, representing 100% of all bookings.

Best airlines flying from Chicago to Patna

Compare and see reviews for airlines that fly from Chicago to Patna with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $738	Free Cancellation	Rating 5.5 2,910 reviews		Search Air India flights

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?

All flight searches from Chicago to Patna on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Patna?

momondo provides multiple filters to help you find the best flight to Patna from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Patna right now. Can momondo alert me if prices change?

Price alerts on flights to Patna from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Patna trip

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Cheap flights from Chicago to Patna from $814

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 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets

Air France flights from Chicago to Patna

Our best Air France deals on Chicago to Patna flight tickets

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How to get the cheapest flight ticket from Chicago to Patna

Can stopping save me money on Chicago to Patna flights?

When to book flights from Chicago to Patna

Cheap Chicago to Patna (CHI to PAT) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Chicago to Patna

Best airlines flying from Chicago to Patna

Compare and see reviews for airlines that fly from Chicago to Patna with momondo

Why use momondo?

An easier way to manage your Patna trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to India

Airports servicing Bihar

Fly your favorite airline to Patna

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Patna

List of cabin classes available on flights landing in Patna. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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