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Cheap flights from Chicago to Patna from $1,260

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 to Patna departing on 6/29. 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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0 bags

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Find the cheapest flights from Chicago to Patna

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
1:10 pm - 9:10 pm
ORD
-
PAT
21h 30m
1 stop
Air India Logo
8:05 pm - 11:10 am
PAT
-
ORD
49h 35m
3 stops
$1,260Air India
Mon, Jun 29 - Mon, Jul 13
Air India Logo
1:10 pm - 9:10 pm
ORD
-
PAT
21h 30m
1 stop
Air India Logo
8:05 pm - 11:10 am
PAT
-
ORD
49h 35m
3 stops
$1,387Air India
Mon, Jun 29 - Mon, Jul 13
Multiple Airlines Logo
9:10 pm - 9:50 am
ORD
-
PAT
26h 10m
2 stops
Multiple Airlines Logo
8:55 pm - 8:35 am
PAT
-
ORD
46h 10m
2 stops
$1,412Multiple Airlines
Tue, Jun 16 - Tue, Jun 23
Air India Logo
1:10 pm - 7:00 am
ORD
-
PAT
31h 20m
2 stops
Air India Logo
1:00 pm - 11:10 am
PAT
-
ORD
56h 40m
3 stops
$1,450Air India
Mon, Jun 29 - Mon, Jul 13
British Airways Logo
5:50 pm - 8:20 pm
ORD
-
PAT
40h 00m
2 stops
British Airways Logo
3:50 pm - 5:35 pm
PAT
-
ORD
36h 15m
2 stops
$1,516British Airways
Wed, Sep 9 - Sun, Sep 13
Air India Logo
1:10 pm - 7:00 am
ORD
-
PAT
31h 20m
2 stops
Air India Logo
8:05 pm - 11:10 am
PAT
-
ORD
49h 35m
3 stops
$1,524Air India
Mon, Jun 29 - Mon, Jul 13
Multiple Airlines Logo
8:10 pm - 6:00 pm
ORD
-
PAT
35h 20m
2 stops
Multiple Airlines Logo
1:00 pm - 11:10 am
PAT
-
ORD
32h 40m
3 stops
$1,538Multiple Airlines
Tue, Jun 16 - Tue, Jun 23
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
$1,641British Airways
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
Multiple Airlines Logo
10:20 am - 3:45 pm
PAT
-
ORD
39h 55m
2 stops
$1,915Multiple Airlines
Mon, Jun 29 - Mon, Jul 13
Multiple Airlines Logo
1:10 pm - 9:10 pm
ORD
-
PAT
21h 30m
1 stop
Multiple Airlines Logo
8:55 pm - 9:40 am
PAT
-
ORD
47h 15m
2 stops
$1,961Multiple Airlines
Mon, Jun 29 - Mon, Jul 13

British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
Sep 9
ORD5:50 pmChicago O'Hare Intl
40h 00m
2 stops
PAT8:20 pmPatna
Sep 13
PAT3:50 pmPatna
36h 15m
2 stops
ORD5:35 pmChicago O'Hare Intl
$1,516
British Airways
Sep 10
ORD5:50 pmChicago O'Hare Intl
32h 25m
2 stops
PAT12:45 pmPatna
Sep 14
PAT6:35 pmPatna
28h 25m
2 stops
ORD12:30 pmChicago O'Hare Intl
$1,641

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets
Air India
Jun 29
ORD1:10 pmChicago O'Hare Intl
21h 30m
1 stop
PAT9:10 pmPatna
Jul 13
PAT8:05 pmPatna
49h 35m
3 stops
ORD11:10 amChicago O'Hare Intl
$1,260
Air India
Jun 29
ORD1:10 pmChicago O'Hare Intl
31h 50m
1 stop
PAT7:30 amPatna
Jul 13
PAT1:00 pmPatna
56h 40m
3 stops
ORD11:10 amChicago O'Hare Intl
$1,347
Air India
Jun 29
ORD1:10 pmChicago O'Hare Intl
21h 30m
1 stop
PAT9:10 pmPatna
Jul 13
PAT8:05 pmPatna
49h 35m
3 stops
ORD11:10 amChicago O'Hare Intl
$1,387

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 3, 2026.
Use the filters below to find and compare flights from Chicago 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 6/29

1:10 pm-9:10 pm

1 stop21h 30m

Patna

Mon 7/13

8:05 pm-11:10 am

3 stops49h 35m

$1,260

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

1:10 pm-9:10 pm

1 stop21h 30m

Patna

Mon 7/13

8:05 pm-11:10 am

3 stops49h 35m

$1,387

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 6/16

9:10 pm-9:50 am

2 stops26h 10m

Patna

Tue 6/23

8:55 pm-8:35 am

2 stops46h 10m

$1,412

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

1:10 pm-7:00 am

2 stops31h 20m

Patna

Mon 7/13

1:00 pm-11:10 am

3 stops56h 40m

$1,450

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 9/9

5:50 pm-8:20 pm

2 stops40h 00m

Patna

Sun 9/13

3:50 pm-5:35 pm

2 stops36h 15m

$1,516

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

1:10 pm-7:00 am

2 stops31h 20m

Patna

Mon 7/13

8:05 pm-11:10 am

3 stops49h 35m

$1,524

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 6/16

8:10 pm-6:00 pm

2 stops35h 20m

Patna

Tue 6/23

1:00 pm-11:10 am

3 stops32h 40m

$1,538
Quickest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 9/10

5:50 pm-12:45 pm

2 stops32h 25m

Patna

Mon 9/14

6:35 pm-12:30 pm

2 stops28h 25m

$1,641

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

1:10 pm-9:40 am

1 stop34h 00m

Patna

Mon 7/13

10:20 am-3:45 pm

2 stops39h 55m

$1,915

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 6/29

1:10 pm-9:10 pm

1 stop21h 30m

Patna

Mon 7/13

8:55 pm-9:40 am

2 stops47h 15m

$1,961

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 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 to Patna flights?

You could potentially save up to 41% on your flight if you consider stops on a Chicago to Patna flight.

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

Fastest flight time

21h 30m

Direct flights

None
The fastest flight from Chicago to Patna takes 21h 30m
There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.
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Frequently asked questions about flying from Chicago to Patna

  • 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 21h 30m.

  • 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?

  • 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?

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 IndiaPriceFrom $894Free CancellationRating
5.5
2,953 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?

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.

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