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Cheap flights from Chicago O'Hare Intl Airport to Patna from $937

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Patna departing on 4/22. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Patna

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
1:10 pm - 12:35 pm
ORD
-
PAT
36h 55m
1 stop
Air India Logo
4:35 pm - 11:10 am
PAT
-
ORD
53h 05m
3 stops
$937Air India
Wed, Apr 22 - Mon, May 4
Multiple Airlines Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
Multiple Airlines Logo
4:55 pm - 8:35 am
PAT
-
ORD
50h 10m
2 stops
$945Multiple Airlines
Wed, Apr 22 - Mon, May 4
Air India Logo
1:10 pm - 12:30 pm
ORD
-
PAT
36h 50m
2 stops
Air India Logo
4:35 pm - 11:10 am
PAT
-
ORD
53h 05m
3 stops
$1,005Air India
Wed, Apr 22 - Mon, May 4
Multiple Airlines Logo
1:30 pm - 8:45 pm
ORD
-
PAT
19h 45m
1 stop
Multiple Airlines Logo
9:10 am - 8:35 am
PAT
-
ORD
33h 55m
2 stops
$1,136Multiple Airlines
Fri, Mar 6 - Sun, Mar 15
IndiGo Logo
11:50 am - 11:15 am
ORD
-
PAT
35h 55m
2 stops
IndiGo Logo
2:55 pm - 7:25 pm
PAT
-
ORD
39h 00m
2 stops
$1,151IndiGo
Wed, Feb 25 - Thu, Mar 12
IndiGo Logo
8:20 pm - 8:35 pm
ORD
-
PAT
36h 45m
2 stops
IndiGo Logo
9:15 pm - 7:25 pm
PAT
-
ORD
32h 40m
2 stops
$1,159IndiGo
Fri, Mar 6 - Sun, Mar 15
Multiple Airlines Logo
1:55 pm - 10:30 am
ORD
-
PAT
33h 05m
3 stops
Multiple Airlines Logo
5:45 pm - 3:45 pm
PAT
-
ORD
32h 30m
2 stops
$1,206Multiple Airlines
Fri, Mar 6 - Sun, Mar 15
Multiple Airlines Logo
11:25 am - 9:50 am
ORD
-
PAT
35h 55m
2 stops
Multiple Airlines Logo
4:35 pm - 11:10 am
PAT
-
ORD
53h 05m
3 stops
$1,213Multiple Airlines
Wed, Apr 22 - Mon, May 4
Air India Logo
1:30 pm - 2:40 pm
ORD
-
PAT
37h 40m
1 stop
Air India Logo
9:15 pm - 10:56 pm
PAT
-
ORD
36h 11m
2 stops
$1,225Air India
Wed, Feb 25 - Thu, Mar 12
Multiple Airlines Logo
3:55 pm - 10:30 am
ORD
-
PAT
31h 05m
3 stops
Multiple Airlines Logo
4:00 pm - 3:45 pm
PAT
-
ORD
34h 15m
3 stops
$1,239Multiple Airlines
Fri, Mar 6 - Sun, Mar 15

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

Our best Air India deals on Chicago O'Hare Intl Airport to Patna flight tickets
Air India
Apr 22
ORD1:10 pmChicago O'Hare Intl
36h 55m
1 stop
PAT12:35 pmPatna
May 4
PAT4:35 pmPatna
53h 05m
3 stops
ORD11:10 amChicago O'Hare Intl
$937
Air India
Apr 22
ORD1:10 pmChicago O'Hare Intl
36h 50m
2 stops
PAT12:30 pmPatna
May 4
PAT4:35 pmPatna
53h 05m
3 stops
ORD11:10 amChicago O'Hare Intl
$1,005
Air India
Feb 25
ORD1:30 pmChicago O'Hare Intl
37h 40m
1 stop
PAT2:40 pmPatna
Mar 12
PAT9:15 pmPatna
36h 11m
2 stops
ORD10:56 pmChicago O'Hare Intl
$1,225

IndiGo flights from Chicago O'Hare Intl Airport to Patna

Our best IndiGo deals on Chicago O'Hare Intl Airport to Patna flight tickets
IndiGo
Feb 11
ORD11:50 amChicago O'Hare Intl
38h 50m
2 stops
PAT2:10 pmPatna
Feb 17
PAT11:10 pmPatna
46h 25m
2 stops
ORD10:05 amChicago O'Hare Intl
$1,061
IndiGo
Feb 25
ORD11:50 amChicago O'Hare Intl
35h 55m
2 stops
PAT11:15 amPatna
Mar 12
PAT2:55 pmPatna
39h 00m
2 stops
ORD7:25 pmChicago O'Hare Intl
$1,151
IndiGo
Mar 6
ORD8:20 pmChicago O'Hare Intl
36h 45m
2 stops
PAT8:35 pmPatna
Mar 15
PAT9:15 pmPatna
32h 40m
2 stops
ORD7:25 pmChicago O'Hare Intl
$1,159

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Patna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-12:35 pm

1 stop36h 55m

Patna

Mon 5/4

4:35 pm-11:10 am

3 stops53h 05m

$937

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-9:40 am

1 stop34h 00m

Patna

Mon 5/4

4:55 pm-8:35 am

2 stops50h 10m

$945

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-12:30 pm

2 stops36h 50m

Patna

Mon 5/4

4:35 pm-11:10 am

3 stops53h 05m

$1,005

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 3/6

1:30 pm-8:45 pm

1 stop19h 45m

Patna

Sun 3/15

9:10 am-8:35 am

2 stops33h 55m

$1,136

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/25

11:50 am-11:15 am

2 stops35h 55m

Patna

Thu 3/12

2:55 pm-7:25 pm

2 stops39h 00m

$1,151

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 3/6

8:20 pm-8:35 pm

2 stops36h 45m

Patna

Sun 3/15

9:15 pm-7:25 pm

2 stops32h 40m

$1,159

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 3/6

1:55 pm-10:30 am

3 stops33h 05m

Patna

Sun 3/15

5:45 pm-3:45 pm

2 stops32h 30m

$1,206

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

11:25 am-9:50 am

2 stops35h 55m

Patna

Mon 5/4

4:35 pm-11:10 am

3 stops53h 05m

$1,213

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/25

1:30 pm-2:40 pm

1 stop37h 40m

Patna

Thu 3/12

9:15 pm-10:56 pm

2 stops36h 11m

$1,225

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 3/6

3:55 pm-10:30 am

3 stops31h 05m

Patna

Sun 3/15

4:00 pm-3:45 pm

3 stops34h 15m

$1,239

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Patna from

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

You could potentially save up to 60% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Patna flight.

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

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

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

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

Fastest flight time

30h 45m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Patna takes 30h 45m
There are no direct flights from Chicago O'Hare Intl Airport to Patna. There are no popular flight routes from Chicago O'Hare Intl Airport to Patna.
Search flight deals

  • How far is Chicago O'Hare Intl to Patna by plane?

    Patna is 7739.7 mi away from Chicago O'Hare Intl. A reasonable flight in good conditions will take 30h 45m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Patna Airport are updated daily.

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

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

  • What is the most popular airline from Chicago O'Hare Intl Airport to Patna?

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Patna with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $801Free CancellationRating
5.5
2,967 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?

Of course. momondo tracks the price of Chicago to Patna flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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