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 January 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.

$718 Cheap Flights from Chicago to Patna in 2026

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Find the cheapest flights from Chicago to Patna

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 pm - 2:40 pm

ORD

PAT

37h 40m

1 stop

10:25 am - 11:10 am

PAT

ORD

35h 15m

2 stops

$718Air India

Wed, Mar 18 - Sun, Mar 29

2:30 pm - 12:35 pm

ORD

PAT

35h 35m

1 stop

1:05 pm - 11:10 am

PAT

ORD

56h 35m

3 stops

$795Air India

Wed, Mar 18 - Mon, Mar 30

6:44 am - 6:30 pm

ORD

PAT

25h 16m

2 stops

10:25 am - 11:10 am

PAT

ORD

35h 15m

2 stops

$800Multiple Airlines

Wed, Mar 18 - Sun, Mar 29

2:30 pm - 9:40 am

ORD

PAT

32h 40m

1 stop

1:15 pm - 11:10 am

PAT

ORD

32h 25m

1 stop

$829Air India

Wed, Mar 18 - Sun, Mar 29

2:30 pm - 8:40 am

ORD

PAT

31h 40m

2 stops

1:05 pm - 11:10 am

PAT

ORD

56h 35m

3 stops

$843Air India

Wed, Mar 18 - Mon, Mar 30

1:30 pm - 2:40 pm

ORD

PAT

37h 40m

1 stop

1:05 pm - 11:30 am

PAT

ORD

57h 55m

3 stops

$897Air India

Wed, Feb 4 - Mon, Feb 16

6:44 am - 6:30 pm

ORD

PAT

25h 16m

2 stops

1:05 pm - 11:10 am

PAT

ORD

32h 35m

3 stops

$917Multiple Airlines

Wed, Mar 18 - Sun, Mar 29

2:30 pm - 2:40 pm

ORD

PAT

37h 40m

1 stop

7:10 pm - 8:45 am

PAT

ORD

48h 05m

2 stops

$923Multiple Airlines

Wed, Mar 18 - Mon, Mar 30

1:30 pm - 4:10 pm

ORD

PAT

39h 10m

2 stops

1:05 pm - 11:30 am

PAT

ORD

57h 55m

3 stops

$935Air India

Wed, Feb 4 - Mon, Feb 16

1:30 pm - 12:35 pm

ORD

PAT

35h 35m

1 stop

1:05 pm - 11:30 am

PAT

ORD

57h 55m

3 stops

$949Air India

Wed, Feb 4 - Mon, Feb 16

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets

Air India

Mar 18

ORD2:30 pmChicago O'Hare Intl

37h 40m

1 stop

PAT2:40 pmPatna

Mar 29

PAT10:25 amPatna

35h 15m

2 stops

ORD11:10 amChicago O'Hare Intl

$718

Air India

Mar 18

ORD2:30 pmChicago O'Hare Intl

35h 35m

1 stop

PAT12:35 pmPatna

Mar 30

PAT1:05 pmPatna

56h 35m

3 stops

ORD11:10 amChicago O'Hare Intl

$795

Air India

Mar 18

ORD2:30 pmChicago O'Hare Intl

32h 40m

1 stop

PAT9:40 amPatna

Mar 29

PAT1:15 pmPatna

32h 25m

1 stop

ORD11:10 amChicago O'Hare Intl

$829

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

2:30 pm-2:40 pm

1 stop37h 40m

Patna

Sun 3/29

10:25 am-11:10 am

2 stops35h 15m

$718

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

2:30 pm-12:35 pm

1 stop35h 35m

Patna

Mon 3/30

1:05 pm-11:10 am

3 stops56h 35m

$795

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

6:44 am-6:30 pm

2 stops25h 16m

Patna

Sun 3/29

10:25 am-11:10 am

2 stops35h 15m

$800

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

2:30 pm-9:40 am

1 stop32h 40m

Patna

Sun 3/29

1:15 pm-11:10 am

1 stop32h 25m

$829

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

2:30 pm-8:40 am

2 stops31h 40m

Patna

Mon 3/30

1:05 pm-11:10 am

3 stops56h 35m

$843

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

1:30 pm-2:40 pm

1 stop37h 40m

Patna

Mon 2/16

1:05 pm-11:30 am

3 stops57h 55m

$897

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

6:44 am-6:30 pm

2 stops25h 16m

Patna

Sun 3/29

1:05 pm-11:10 am

3 stops32h 35m

$917

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 3/18

2:30 pm-2:40 pm

1 stop37h 40m

Patna

Mon 3/30

7:10 pm-8:45 am

2 stops48h 05m

$923

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

1:30 pm-4:10 pm

2 stops39h 10m

Patna

Mon 2/16

1:05 pm-11:30 am

3 stops57h 55m

$935

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

1:30 pm-12:35 pm

1 stop35h 35m

Patna

Mon 2/16

1:05 pm-11:30 am

3 stops57h 55m

$949

Flights are sorted by cheapest round-trip flights first.

Sorted 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 58% 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

Fastest flight time	34h 00m
Direct flights	None

The fastest flight from Chicago to Patna takes 34h 00m

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 7745.1 mi. By plane, this route typically takes 34h 00m.
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 January 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 $801	Free Cancellation	Rating 5.5 2,975 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.