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 August 2025, 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.

$780 Cheap Flights from Chicago to Patna (CHI-PAT) in 2025

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

Round-trip

One-way

Last minute

Cheap round-trip flights

1:35 pm - 1:20 pmORD-PAT

61h 15m2 stops

10:40 am - 7:50 amPAT-ORD

31h 40m1 stop

$896Air India

Find Deal

Tue, Sep 23 - Tue, Sep 30

9:20 pm - 8:45 pmORD-PAT

36h 55m2 stops

6:15 pm - 6:25 pmPAT-ORD

35h 40m2 stops

$930IndiGo

Find Deal

Sat, Nov 1 - Sat, Nov 15

11:00 am - 6:25 pmORD-PAT

19h 55m1 stop

4:05 pm - 6:30 amPAT-ORD

25h 55m1 stop

$948Air India

Find Deal

Fri, Feb 13 - Sun, Feb 22

1:35 pm - 1:20 pmORD-PAT

61h 15m2 stops

1:55 pm - 12:20 pmPAT-ORD

32h 55m2 stops

$950Air India

Find Deal

Tue, Sep 23 - Tue, Sep 30

8:20 pm - 4:00 pmORD-PAT

32h 10m2 stops

11:50 am - 6:25 pmPAT-ORD

42h 05m2 stops

$973IndiGo

Find Deal

Fri, Feb 13 - Sat, Feb 21

11:00 am - 6:25 pmORD-PAT

19h 55m1 stop

7:10 pm - 6:30 amPAT-ORD

22h 50m1 stop

$998Air India

Find Deal

Fri, Feb 13 - Sat, Feb 21

7:00 am - 1:20 pmORD-PAT

42h 50m2 stops

4:05 pm - 6:30 amPAT-ORD

25h 55m1 stop

$1,017Air India

Find Deal

Fri, Feb 13 - Sun, Feb 22

7:00 am - 1:20 pmORD-PAT

42h 50m2 stops

10:40 am - 6:30 amPAT-ORD

31h 20m1 stop

$1,031Air India

Find Deal

Sat, Feb 14 - Sun, Feb 22

7:00 am - 1:20 pmORD-PAT

42h 50m2 stops

1:55 pm - 9:33 pmPAT-ORD

43h 08m2 stops

$1,061Air India

Find Deal

Sat, Feb 14 - Sun, Feb 22

10:30 pm - 3:30 pmORD-PAT

30h 30m2 stops

1:55 pm - 7:50 amPAT-ORD

28h 25m3 stops

$1,620

Find Deal

Tue, Sep 23 - Tue, Sep 30

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets

Air India

Sep 23

ORD1:35 pmChicago O'Hare Intl

61h 15m

2 stops

PAT1:20 pmPatna

Sep 30

PAT10:40 amPatna

31h 40m

1 stop

ORD7:50 amChicago O'Hare Intl

$896

Find similar

Air India

Feb 13

ORD11:00 amChicago O'Hare Intl

19h 55m

1 stop

PAT6:25 pmPatna

Feb 22

PAT4:05 pmPatna

25h 55m

1 stop

ORD6:30 amChicago O'Hare Intl

$948

Find similar

Air India

Sep 23

ORD1:35 pmChicago O'Hare Intl

61h 15m

2 stops

PAT1:20 pmPatna

Sep 30

PAT1:55 pmPatna

32h 55m

2 stops

ORD12:20 pmChicago O'Hare Intl

$950

Find similar

IndiGo flights from Chicago to Patna

Our best IndiGo deals on Chicago to Patna flight tickets

IndiGo

Nov 1

ORD9:20 pmChicago O'Hare Intl

36h 55m

2 stops

PAT8:45 pmPatna

Nov 15

PAT6:15 pmPatna

35h 40m

2 stops

ORD6:25 pmChicago O'Hare Intl

$930

Find similar

IndiGo

Feb 13

ORD8:20 pmChicago O'Hare Intl

32h 10m

2 stops

PAT4:00 pmPatna

Feb 21

PAT11:50 amPatna

42h 05m

2 stops

ORD6:25 pmChicago O'Hare Intl

$973

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/23

1:35 pm-1:20 pm

2 stops61h 15m

Patna

Tue 9/30

10:40 am-7:50 am

1 stop31h 40m

$896

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 11/1

9:20 pm-8:45 pm

2 stops36h 55m

Patna

Sat 11/15

6:15 pm-6:25 pm

2 stops35h 40m

$930

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 2/13

11:00 am-6:25 pm

1 stop19h 55m

Patna

Sun 2/22

4:05 pm-6:30 am

1 stop25h 55m

$948

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/23

1:35 pm-1:20 pm

2 stops61h 15m

Patna

Tue 9/30

1:55 pm-12:20 pm

2 stops32h 55m

$950

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 2/13

8:20 pm-4:00 pm

2 stops32h 10m

Patna

Sat 2/21

11:50 am-6:25 pm

2 stops42h 05m

$973

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 2/13

11:00 am-6:25 pm

1 stop19h 55m

Patna

Sat 2/21

7:10 pm-6:30 am

1 stop22h 50m

$998

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 2/13

7:00 am-1:20 pm

2 stops42h 50m

Patna

Sun 2/22

4:05 pm-6:30 am

1 stop25h 55m

$1,017

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 2/14

7:00 am-1:20 pm

2 stops42h 50m

Patna

Sun 2/22

10:40 am-6:30 am

1 stop31h 20m

$1,031

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 2/14

7:00 am-1:20 pm

2 stops42h 50m

Patna

Sun 2/22

1:55 pm-9:33 pm

2 stops43h 08m

$1,061

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/23

10:30 pm-3:30 pm

2 stops30h 30m

Patna

Tue 9/30

1:55 pm-7:50 am

3 stops28h 25m

$1,620

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

What is the cheapest day to depart on your flight to Patna?

Our data shows that Saturday is the least expensive day to fly to Patna. Tickets to fly out on this day can be as low as $1,178. The most expensive day to fly to Patna is Tuesday, with ticket prices averaging around $1,749.

What is the cheapest time of day to depart on your flight to Patna?

Our most recent data shows that the best time of day to fly to Patna is in the evening. Flights from Chicago to Patna during this time can be as low as $1,308. Try not to purchase tickets in the morning because they tend to be around $1,319. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights	None

There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.

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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 19h 10m.
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 August 2025, 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 $848	Free Cancellation	Rating 5.5 2,929 reviews		Search Air India flights

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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.