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Cheap flights from Chicago O'Hare Intl Airport to Patna from $666

This is the cheapest one-way 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 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
8:25 pm - 9:40 am
ORD
-
PAT
26h 45m
2 stops
Multiple Airlines Logo
7:35 am - 8:35 am
PAT
-
ORD
35h 30m
2 stops
$1,294Multiple Airlines
Thu, Aug 13 - Thu, Aug 20
Multiple Airlines Logo
8:25 pm - 9:40 am
ORD
-
PAT
26h 45m
2 stops
Multiple Airlines Logo
2:00 pm - 8:35 am
PAT
-
ORD
53h 05m
2 stops
$1,300Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
2:00 pm - 7:00 am
ORD
-
PAT
30h 30m
3 stops
Multiple Airlines Logo
11:05 am - 8:35 am
PAT
-
ORD
32h 00m
2 stops
$1,307Multiple Airlines
Thu, Aug 13 - Thu, Aug 20
Multiple Airlines Logo
8:25 pm - 9:40 am
ORD
-
PAT
26h 45m
2 stops
Multiple Airlines Logo
2:00 pm - 8:35 am
PAT
-
ORD
53h 05m
2 stops
$1,314Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
2:00 pm - 7:00 am
ORD
-
PAT
30h 30m
3 stops
Multiple Airlines Logo
7:35 am - 8:35 am
PAT
-
ORD
35h 30m
3 stops
$1,322Multiple Airlines
Thu, Aug 13 - Thu, Aug 20
Multiple Airlines Logo
7:20 pm - 11:45 am
ORD
-
PAT
29h 55m
2 stops
Multiple Airlines Logo
3:10 pm - 3:05 pm
PAT
-
ORD
58h 25m
3 stops
$1,344Multiple Airlines
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
8:25 pm - 5:30 pm
ORD
-
PAT
34h 35m
3 stops
Multiple Airlines Logo
12:30 pm - 8:35 am
PAT
-
ORD
54h 35m
2 stops
$1,352Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
8:25 pm - 5:30 pm
ORD
-
PAT
34h 35m
3 stops
Multiple Airlines Logo
6:05 pm - 8:35 am
PAT
-
ORD
49h 00m
3 stops
$1,374Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
8:25 pm - 3:15 pm
ORD
-
PAT
32h 20m
3 stops
Multiple Airlines Logo
3:10 pm - 8:35 am
PAT
-
ORD
51h 55m
3 stops
$1,396Multiple Airlines
Wed, Jul 29 - Wed, Aug 5
Multiple Airlines Logo
8:25 pm - 12:45 pm
ORD
-
PAT
29h 50m
3 stops
Multiple Airlines Logo
10:00 pm - 8:35 am
PAT
-
ORD
45h 05m
2 stops
$1,398Multiple Airlines
Wed, Jul 29 - Wed, Aug 5

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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
Sep 24
ORD5:55 pmChicago O'Hare Intl
39h 55m
2 stops
PAT8:20 pmPatna
Sep 28
PAT8:55 pmPatna
26h 00m
2 stops
ORD12:25 pmChicago O'Hare Intl
$1,674
British Airways
Jul 20
ORD5:00 pmChicago O'Hare Intl
35h 45m
2 stops
PAT3:15 pmPatna
Aug 24
PAT8:55 pmPatna
52h 35m
2 stops
ORD3:00 pmChicago O'Hare Intl
$1,848
British Airways
Jul 19
ORD10:30 pmChicago O'Hare Intl
51h 45m
2 stops
PAT12:45 pmPatna
Aug 17
PAT8:55 pmPatna
50h 05m
2 stops
ORD12:30 pmChicago O'Hare Intl
$1,871

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 July 3, 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
Quickest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 8/13

8:25 pm-9:40 am

2 stops26h 45m

Patna

Thu 8/20

7:35 am-8:35 am

2 stops35h 30m

$1,294

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 8/14

8:25 pm-9:40 am

2 stops26h 45m

Patna

Fri 8/21

2:00 pm-8:35 am

2 stops53h 05m

$1,300

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 8/13

2:00 pm-7:00 am

3 stops30h 30m

Patna

Thu 8/20

11:05 am-8:35 am

2 stops32h 00m

$1,307

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 8/14

8:25 pm-9:40 am

2 stops26h 45m

Patna

Fri 8/21

2:00 pm-8:35 am

2 stops53h 05m

$1,314

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 8/13

2:00 pm-7:00 am

3 stops30h 30m

Patna

Thu 8/20

7:35 am-8:35 am

3 stops35h 30m

$1,322

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 8/16

7:20 pm-11:45 am

2 stops29h 55m

Patna

Sun 8/23

3:10 pm-3:05 pm

3 stops58h 25m

$1,344

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 8/14

8:25 pm-5:30 pm

3 stops34h 35m

Patna

Fri 8/21

12:30 pm-8:35 am

2 stops54h 35m

$1,352

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 8/14

8:25 pm-5:30 pm

3 stops34h 35m

Patna

Fri 8/21

6:05 pm-8:35 am

3 stops49h 00m

$1,374

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 7/29

8:25 pm-3:15 pm

3 stops32h 20m

Patna

Wed 8/5

3:10 pm-8:35 am

3 stops51h 55m

$1,396

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 7/29

8:25 pm-12:45 pm

3 stops29h 50m

Patna

Wed 8/5

10:00 pm-8:35 am

2 stops45h 05m

$1,398

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 22% 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

29h 55m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Patna takes 29h 55m
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.
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Frequently asked questions about flying from Chicago O'Hare Intl Airport to Patna

  • 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 29h 55m.

  • 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 $836Free CancellationRating
5.6
2,957 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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