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Cheap flights from Chicago O'Hare Intl Airport to Patna from $1,402

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 4/15. 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.
Multiple Airlines Logo
8:35 pm - 12:30 pm
ORD
-
PAT
29h 25m
2 stops
Multiple Airlines Logo
3:20 pm - 3:45 pm
PAT
-
ORD
34h 55m
2 stops
$1,402Multiple Airlines
Wed, Apr 15 - Sat, Apr 25
Multiple Airlines Logo
8:35 pm - 11:20 am
ORD
-
PAT
28h 15m
2 stops
Multiple Airlines Logo
12:10 pm - 3:45 pm
PAT
-
ORD
38h 05m
2 stops
$1,422Multiple Airlines
Fri, Apr 24 - Sun, May 3
Multiple Airlines Logo
8:35 pm - 9:40 am
ORD
-
PAT
26h 35m
2 stops
Multiple Airlines Logo
2:00 pm - 3:45 pm
PAT
-
ORD
60h 15m
2 stops
$1,432Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Multiple Airlines Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
Multiple Airlines Logo
7:10 pm - 3:45 pm
PAT
-
ORD
31h 05m
2 stops
$1,459Multiple Airlines
Fri, Apr 24 - Sun, May 3
Multiple Airlines Logo
1:10 pm - 9:10 pm
ORD
-
PAT
21h 30m
1 stop
Multiple Airlines Logo
10:20 am - 3:45 pm
PAT
-
ORD
39h 55m
2 stops
$1,654Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Multiple Airlines Logo
1:10 pm - 9:10 pm
ORD
-
PAT
21h 30m
1 stop
Multiple Airlines Logo
10:20 am - 3:45 pm
PAT
-
ORD
39h 55m
2 stops
$1,981Multiple Airlines
Wed, Apr 15 - Sat, Apr 25
Multiple Airlines Logo
12:30 am - 9:25 pm
ORD
-
PAT
34h 25m
3 stops
Multiple Airlines Logo
7:45 pm - 9:00 pm
PAT
-
ORD
35h 45m
3 stops
$2,327Multiple Airlines
Tue, Apr 14 - Sat, Apr 25
Multiple Airlines Logo
12:50 pm - 9:40 am
ORD
-
PAT
34h 20m
3 stops
Multiple Airlines Logo
7:35 am - 7:20 am
PAT
-
ORD
34h 15m
3 stops
$2,557Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Air India Logo
1:10 pm - 7:00 am
ORD
-
PAT
31h 20m
2 stops
Air India Logo
2:00 pm - 11:10 am
PAT
-
ORD
31h 40m
3 stops
$2,671Air India
Fri, Apr 24 - Sun, May 3
Multiple Airlines Logo
12:30 am - 9:25 pm
ORD
-
PAT
34h 25m
3 stops
Multiple Airlines Logo
1:20 pm - 9:40 am
PAT
-
ORD
54h 50m
2 stops
$2,732Multiple Airlines
Tue, Apr 14 - Sat, Apr 25

British Airways flights from Chicago O'Hare Intl Airport to Patna

Our best British Airways deals on Chicago O'Hare Intl Airport to Patna flight tickets
British Airways
Apr 3
ORD10:25 pmChicago O'Hare Intl
51h 50m
2 stops
PAT12:45 pmPatna
Apr 7
PAT6:35 pmPatna
31h 50m
2 stops
ORD3:55 pmChicago O'Hare Intl
$5,293
British Airways
Sep 21
ORD9:00 pmChicago O'Hare Intl
31h 45m
2 stops
PAT3:15 pmPatna
Sep 24
PAT6:35 pmPatna
31h 50m
2 stops
ORD3:55 pmChicago O'Hare Intl
$8,241

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 24
ORD1:10 pmChicago O'Hare Intl
31h 20m
2 stops
PAT7:00 amPatna
May 3
PAT2:00 pmPatna
31h 40m
3 stops
ORD11:10 amChicago O'Hare Intl
$2,671
Air India
Apr 22
ORD1:10 pmChicago O'Hare Intl
31h 20m
2 stops
PAT7:00 amPatna
Apr 29
PAT2:00 pmPatna
55h 40m
3 stops
ORD11:10 amChicago O'Hare Intl
$3,408

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 March 26, 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

Cheapest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/15

8:35 pm-12:30 pm

2 stops29h 25m

Patna

Sat 4/25

3:20 pm-3:45 pm

2 stops34h 55m

$1,402

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 4/24

8:35 pm-11:20 am

2 stops28h 15m

Patna

Sun 5/3

12:10 pm-3:45 pm

2 stops38h 05m

$1,422

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

8:35 pm-9:40 am

2 stops26h 35m

Patna

Wed 4/29

2:00 pm-3:45 pm

2 stops60h 15m

$1,432

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 4/24

1:10 pm-9:40 am

1 stop34h 00m

Patna

Sun 5/3

7:10 pm-3:45 pm

2 stops31h 05m

$1,459
Quickest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-9:10 pm

1 stop21h 30m

Patna

Wed 4/29

10:20 am-3:45 pm

2 stops39h 55m

$1,654

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/15

1:10 pm-9:10 pm

1 stop21h 30m

Patna

Sat 4/25

10:20 am-3:45 pm

2 stops39h 55m

$1,981

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 4/14

12:30 am-9:25 pm

3 stops34h 25m

Patna

Sat 4/25

7:45 pm-9:00 pm

3 stops35h 45m

$2,327

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/22

12:50 pm-9:40 am

3 stops34h 20m

Patna

Wed 4/29

7:35 am-7:20 am

3 stops34h 15m

$2,557

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 4/24

1:10 pm-7:00 am

2 stops31h 20m

Patna

Sun 5/3

2:00 pm-11:10 am

3 stops31h 40m

$2,671

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 4/14

12:30 am-9:25 pm

3 stops34h 25m

Patna

Sat 4/25

1:20 pm-9:40 am

2 stops54h 50m

$2,732

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 16% 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

31h 45m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Patna takes 31h 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 31h 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 $894Free CancellationRating
5.5
2,974 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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