What is the cheapest airline that flies from Patna to Chicago O'Hare Intl?

Malaysia Airlines is the most popular carrier operating from Patna to Chicago O'Hare Intl

When did momondo last update prices for flights from Patna Airport to Chicago O'Hare Intl Airport?

Prices for flights from Patna Airport to Chicago O'Hare Intl Airport were last updated today.

How many operators does momondo search for flights from Patna Airport to Chicago O'Hare Intl Airport?

There is 1 operator available for flights from Patna Airport to Chicago O'Hare Intl Airport as of August 2026.

How old do you have to be to fly from Patna Airport to Chicago O'Hare Intl 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 Patna Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$771 Cheap Flights from Patna to Chicago O'Hare Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Patna to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 pm - 3:10 pm

PAT

ORD

27h 30m

2 stops

5:10 pm - 7:55 am

ORD

PAT

28h 15m

2 stops

$1,218Air France

Tue, Sep 15 - Tue, Sep 22

2:25 pm - 8:35 am

PAT

ORD

28h 40m

3 stops

2:00 pm - 7:00 am

ORD

PAT

30h 30m

3 stops

$1,227Multiple Airlines

Tue, Sep 15 - Tue, Sep 22

11:35 am - 8:35 am

PAT

ORD

31h 30m

2 stops

2:00 pm - 7:45 am

ORD

PAT

31h 15m

3 stops

$1,227Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

1:00 pm - 8:35 am

PAT

ORD

30h 05m

2 stops

2:00 pm - 7:00 am

ORD

PAT

30h 30m

3 stops

$1,229Multiple Airlines

Tue, Sep 15 - Tue, Sep 22

8:30 am - 8:35 am

PAT

ORD

34h 35m

3 stops

2:00 pm - 7:45 am

ORD

PAT

31h 15m

3 stops

$1,231Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

10:10 pm - 3:10 pm

PAT

ORD

27h 30m

2 stops

5:10 pm - 7:55 am

ORD

PAT

28h 15m

2 stops

$1,265Air France

Mon, Sep 14 - Mon, Sep 21

7:10 pm - 3:05 pm

PAT

ORD

54h 25m

2 stops

7:20 pm - 2:50 pm

ORD

PAT

33h 00m

2 stops

$1,317Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

1:20 pm - 3:05 pm

PAT

ORD

36h 15m

2 stops

7:20 pm - 9:40 am

ORD

PAT

51h 50m

2 stops

$1,507Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

2:00 pm - 8:00 am

PAT

ORD

28h 30m

3 stops

3:45 pm - 7:00 am

ORD

PAT

28h 45m

3 stops

$8,448Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

2:00 pm - 8:00 am

PAT

ORD

28h 30m

3 stops

3:45 pm - 9:40 am

ORD

PAT

31h 25m

2 stops

$8,448Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

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

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

Air France

Sep 15

PAT10:10 pmPatna

27h 30m

2 stops

ORD3:10 pmChicago O'Hare Intl

Sep 22

ORD5:10 pmChicago O'Hare Intl

28h 15m

2 stops

PAT7:55 amPatna

$1,218

Air France

Sep 14

PAT10:10 pmPatna

27h 30m

2 stops

ORD3:10 pmChicago O'Hare Intl

Sep 21

ORD5:10 pmChicago O'Hare Intl

28h 15m

2 stops

PAT7:55 amPatna

$1,265

momondo Fare Finder

Use the filters below to find and compare flights from Patna to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 9/15

10:10 pm-3:10 pm

2 stops27h 30m

Chicago O'Hare Intl

Tue 9/22

5:10 pm-7:55 am

2 stops28h 15m

$1,218

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 9/15

2:25 pm-8:35 am

3 stops28h 40m

Chicago O'Hare Intl

Tue 9/22

2:00 pm-7:00 am

3 stops30h 30m

$1,227

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 9/14

11:35 am-8:35 am

2 stops31h 30m

Chicago O'Hare Intl

Mon 9/21

2:00 pm-7:45 am

3 stops31h 15m

$1,227

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 9/15

1:00 pm-8:35 am

2 stops30h 05m

Chicago O'Hare Intl

Tue 9/22

2:00 pm-7:00 am

3 stops30h 30m

$1,229

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 9/14

8:30 am-8:35 am

3 stops34h 35m

Chicago O'Hare Intl

Mon 9/21

2:00 pm-7:45 am

3 stops31h 15m

$1,231

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 9/14

10:10 pm-3:10 pm

2 stops27h 30m

Chicago O'Hare Intl

Mon 9/21

5:10 pm-7:55 am

2 stops28h 15m

$1,265

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 9/1

7:10 pm-3:05 pm

2 stops54h 25m

Chicago O'Hare Intl

Tue 9/8

7:20 pm-2:50 pm

2 stops33h 00m

$1,317

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 8/30

1:20 pm-3:05 pm

2 stops36h 15m

Chicago O'Hare Intl

Sun 9/6

7:20 pm-9:40 am

2 stops51h 50m

$1,507

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 8/30

2:00 pm-8:00 am

3 stops28h 30m

Chicago O'Hare Intl

Sun 9/6

3:45 pm-7:00 am

3 stops28h 45m

$8,448

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 8/30

2:00 pm-8:00 am

3 stops28h 30m

Chicago O'Hare Intl

Sun 9/6

3:45 pm-9:40 am

2 stops31h 25m

$8,448

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on Patna to Chicago O'Hare Intl Airport flights?

You could potentially save up to 40% on your flight if you consider stops on a Patna to Chicago O'Hare Intl Airport flight.

When to book flights from Patna to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Patna to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Patna to Chicago O'Hare Intl Airport (PAT to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Patna to Chicago O'Hare Intl Airport

Fastest flight time	31h 30m
Direct flights	None

The fastest flight from Patna to Chicago O'Hare Intl Airport takes 31h 30m

There are no direct flights from Patna to Chicago O'Hare Intl Airport. There are no popular flight routes from Patna to Chicago O'Hare Intl Airport.

Search flight deals

Frequently asked questions about flying from Patna to Chicago O'Hare Intl Airport

How far is Patna to Chicago O'Hare Intl by plane?
There are 7739.7 mi between Patna and Chicago O'Hare Intl. By plane, this route typically takes 31h 30m.
When did momondo last update prices for flights from Patna Airport to Chicago O'Hare Intl Airport?
Prices for flights from Patna Airport to Chicago O'Hare Intl Airport were last updated today.
How many operators does momondo search for flights from Patna Airport to Chicago O'Hare Intl Airport?
There is 1 operator available for flights from Patna Airport to Chicago O'Hare Intl Airport as of August 2026.
How old do you have to be to fly from Patna Airport to Chicago O'Hare Intl 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 Patna Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Patna to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Patna and Chicago O'Hare Intl Airport, the leading airline is Air India, making up 100% of the total bookings.

Best airlines flying from Patna to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Patna to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $1,029	Free Cancellation	Rating 5.5 2,954 reviews		Search Air India flights

Lake Geneva

Schaumburg

South Haven

Merrillville

Rockford

Gurnee

Rosemont

Orland Park

Oak Brook

Naperville

Joliet

New Buffalo

Kenosha

Hammond

Aurora

Racine

Janesville

Elgin

Evanston

South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Patna to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Patna to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Patna to Chicago with flexible booking policies on momondo?

Flights from Patna to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

If you are not ready to book a flight from Patna to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.