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Cheap flights from Chicago O'Hare Intl Airport to Patna from $580

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 8/17. 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
6:50 pm - 5:40 pm
ORD
-
PAT
36h 20m
2 stops
Multiple Airlines Logo
11:10 pm - 2:30 pm
PAT
-
ORD
50h 50m
2 stops
$1,022Multiple Airlines
Mon, Oct 26 - Mon, Nov 30
Multiple Airlines Logo
6:50 pm - 7:55 am
ORD
-
PAT
26h 35m
2 stops
Multiple Airlines Logo
3:05 pm - 2:30 pm
PAT
-
ORD
58h 55m
3 stops
$1,215Multiple Airlines
Mon, Oct 26 - Mon, Nov 30
Multiple Airlines Logo
9:10 pm - 8:20 pm
ORD
-
PAT
36h 40m
2 stops
Multiple Airlines Logo
8:20 am - 3:40 pm
PAT
-
ORD
41h 50m
2 stops
$1,227Multiple Airlines
Wed, Jun 24 - Fri, Jul 10
British Airways Logo
5:50 pm - 12:45 pm
ORD
-
PAT
32h 25m
2 stops
British Airways Logo
6:35 pm - 12:30 pm
PAT
-
ORD
28h 25m
2 stops
$1,356British Airways
Thu, Sep 17 - Mon, Sep 21
British Airways Logo
5:50 pm - 3:15 pm
ORD
-
PAT
34h 55m
2 stops
British Airways Logo
6:35 pm - 12:30 pm
PAT
-
ORD
28h 25m
2 stops
$1,357British Airways
Thu, Sep 17 - Mon, Sep 21
Multiple Airlines Logo
7:20 pm - 8:20 pm
ORD
-
PAT
38h 30m
2 stops
Multiple Airlines Logo
10:10 pm - 3:05 pm
PAT
-
ORD
51h 25m
2 stops
$1,481Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
7:20 pm - 3:15 pm
ORD
-
PAT
33h 25m
2 stops
Multiple Airlines Logo
12:55 pm - 3:05 pm
PAT
-
ORD
60h 40m
3 stops
$1,484Multiple Airlines
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
2:30 pm - 9:40 am
ORD
-
PAT
32h 40m
1 stop
Multiple Airlines Logo
7:10 pm - 2:30 pm
PAT
-
ORD
54h 50m
2 stops
$1,574Multiple Airlines
Mon, Oct 26 - Mon, Nov 30
British Airways Logo
6:00 pm - 12:45 pm
ORD
-
PAT
32h 15m
2 stops
British Airways Logo
6:35 pm - 5:35 pm
PAT
-
ORD
57h 30m
2 stops
$1,588British Airways
Wed, Jun 24 - Fri, Jul 10
British Airways Logo
6:00 pm - 8:20 pm
ORD
-
PAT
39h 50m
2 stops
British Airways Logo
6:35 pm - 3:00 pm
PAT
-
ORD
30h 55m
2 stops
$1,616British Airways
Wed, Jun 10 - Thu, Jul 9

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 17
ORD5:50 pmChicago O'Hare Intl
32h 25m
2 stops
PAT12:45 pmPatna
Sep 21
PAT6:35 pmPatna
28h 25m
2 stops
ORD12:30 pmChicago O'Hare Intl
$1,356
British Airways
Sep 17
ORD5:50 pmChicago O'Hare Intl
34h 55m
2 stops
PAT3:15 pmPatna
Sep 21
PAT6:35 pmPatna
28h 25m
2 stops
ORD12:30 pmChicago O'Hare Intl
$1,357
British Airways
Jun 24
ORD6:00 pmChicago O'Hare Intl
32h 15m
2 stops
PAT12:45 pmPatna
Jul 10
PAT6:35 pmPatna
57h 30m
2 stops
ORD5:35 pmChicago O'Hare Intl
$1,588

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
Jun 24
ORD8:10 pmChicago O'Hare Intl
38h 45m
2 stops
PAT9:25 pmPatna
Jul 8
PAT8:55 pmPatna
47h 15m
2 stops
ORD9:40 amChicago O'Hare Intl
$1,638
IndiGo
Jun 24
ORD11:25 amChicago O'Hare Intl
38h 50m
2 stops
PAT12:45 pmPatna
Jul 10
PAT8:55 pmPatna
47h 15m
2 stops
ORD9:40 amChicago O'Hare Intl
$1,710

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 May 17, 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

Mon 10/26

6:50 pm-5:40 pm

2 stops36h 20m

Patna

Mon 11/30

11:10 pm-2:30 pm

2 stops50h 50m

$1,022

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 10/26

6:50 pm-7:55 am

2 stops26h 35m

Patna

Mon 11/30

3:05 pm-2:30 pm

3 stops58h 55m

$1,215

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 6/24

9:10 pm-8:20 pm

2 stops36h 40m

Patna

Fri 7/10

8:20 am-3:40 pm

2 stops41h 50m

$1,227
Quickest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 9/17

5:50 pm-12:45 pm

2 stops32h 25m

Patna

Mon 9/21

6:35 pm-12:30 pm

2 stops28h 25m

$1,356

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 9/17

5:50 pm-3:15 pm

2 stops34h 55m

Patna

Mon 9/21

6:35 pm-12:30 pm

2 stops28h 25m

$1,357

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

7:20 pm-8:20 pm

2 stops38h 30m

Patna

Mon 7/6

10:10 pm-3:05 pm

2 stops51h 25m

$1,481

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

7:20 pm-3:15 pm

2 stops33h 25m

Patna

Mon 7/6

12:55 pm-3:05 pm

3 stops60h 40m

$1,484

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 10/26

2:30 pm-9:40 am

1 stop32h 40m

Patna

Mon 11/30

7:10 pm-2:30 pm

2 stops54h 50m

$1,574

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 6/24

6:00 pm-12:45 pm

2 stops32h 15m

Patna

Fri 7/10

6:35 pm-5:35 pm

2 stops57h 30m

$1,588

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 6/10

6:00 pm-8:20 pm

2 stops39h 50m

Patna

Thu 7/9

6:35 pm-3:00 pm

2 stops30h 55m

$1,616

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 31% 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

24h 40m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Patna takes 24h 40m
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

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 24h 40m.

  • 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
2,957 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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