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Cheap flights from Chicago to Patna from $811

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 to Patna departing on 11/30. 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 to Patna

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
54h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 3:40 pm
PAT
-
ORD
36h 10m
2 stops
$1,340Multiple Airlines
Thu, Jul 23 - Fri, Aug 21
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
54h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 3:40 pm
PAT
-
ORD
36h 10m
2 stops
$1,352Multiple Airlines
Thu, Jul 23 - Fri, Aug 21
Multiple Airlines Logo
2:00 pm - 12:30 pm
ORD
-
PAT
36h 00m
2 stops
Multiple Airlines Logo
7:10 pm - 9:40 am
PAT
-
ORD
49h 00m
2 stops
$1,484Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
30h 30m
2 stops
Multiple Airlines Logo
7:35 am - 8:35 am
PAT
-
ORD
35h 30m
3 stops
$1,573Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
British Airways Logo
10:35 pm - 8:20 pm
ORD
-
PAT
35h 15m
2 stops
British Airways Logo
6:35 pm - 3:55 pm
PAT
-
ORD
31h 50m
2 stops
$1,674British Airways
Thu, Sep 24 - Mon, Sep 28
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
30h 30m
3 stops
Multiple Airlines Logo
8:20 am - 8:35 am
PAT
-
ORD
34h 45m
3 stops
$1,796Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
54h 30m
2 stops
Multiple Airlines Logo
7:45 pm - 9:10 pm
PAT
-
ORD
35h 55m
3 stops
$1,806Multiple Airlines
Thu, Jul 23 - Fri, Aug 21
Multiple Airlines Logo
2:35 pm - 9:40 am
ORD
-
PAT
55h 35m
2 stops
Multiple Airlines Logo
1:15 pm - 12:55 pm
PAT
-
ORD
35h 10m
2 stops
$1,869Multiple Airlines
Thu, Dec 3 - Thu, Dec 31
British Airways Logo
8:40 pm - 12:45 pm
ORD
-
PAT
29h 35m
2 stops
British Airways Logo
3:50 pm - 3:00 pm
PAT
-
ORD
33h 40m
2 stops
$1,946British Airways
Wed, Jul 8 - Sun, Jul 19
Multiple Airlines Logo
7:20 pm - 10:30 am
ORD
-
PAT
28h 40m
3 stops
Multiple Airlines Logo
7:45 pm - 9:10 pm
PAT
-
ORD
35h 55m
3 stops
$1,981Multiple Airlines
Thu, Jul 23 - Fri, Aug 21

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British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
Sep 24
ORD10:35 pmChicago O'Hare Intl
35h 15m
2 stops
PAT8:20 pmPatna
Sep 28
PAT6:35 pmPatna
31h 50m
2 stops
ORD3:55 pmChicago O'Hare Intl
$1,674
British Airways
Jul 7
ORD7:05 pmChicago O'Hare Intl
31h 10m
2 stops
PAT12:45 pmPatna
Jul 19
PAT8:55 pmPatna
31h 10m
2 stops
ORD5:35 pmChicago O'Hare Intl
$1,946
British Airways
Jul 5
ORD10:20 pmChicago O'Hare Intl
78h 25m
3 stops
PAT3:15 pmPatna
Jul 19
PAT8:55 pmPatna
50h 05m
2 stops
ORD12:30 pmChicago O'Hare Intl
$1,975

Malaysia Airlines flights from Chicago to Patna

Our best Malaysia Airlines deals on Chicago to Patna flight tickets
Malaysia Airlines
Jul 5
ORD6:10 pmChicago O'Hare Intl
37h 20m
3 stops
PAT6:00 pmPatna
Jul 19
PAT6:05 pmPatna
48h 10m
3 stops
ORD7:45 amChicago O'Hare Intl
$3,827
Malaysia Airlines
Jul 1
ORD6:00 pmChicago O'Hare Intl
37h 30m
3 stops
PAT6:00 pmPatna
Jul 18
PAT6:05 pmPatna
48h 10m
3 stops
ORD7:45 amChicago O'Hare Intl
$5,452

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 June 28, 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

Thu 7/23

8:25 pm-1:25 pm

2 stops54h 30m

Patna

Fri 8/21

2:00 pm-3:40 pm

2 stops36h 10m

$1,340

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 7/23

8:25 pm-1:25 pm

2 stops54h 30m

Patna

Fri 8/21

2:00 pm-3:40 pm

2 stops36h 10m

$1,352

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 8/10

2:00 pm-12:30 pm

2 stops36h 00m

Patna

Mon 8/17

7:10 pm-9:40 am

2 stops49h 00m

$1,484

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 8/10

8:25 pm-1:25 pm

2 stops30h 30m

Patna

Mon 8/17

7:35 am-8:35 am

3 stops35h 30m

$1,573

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 9/24

10:35 pm-8:20 pm

2 stops35h 15m

Patna

Mon 9/28

6:35 pm-3:55 pm

2 stops31h 50m

$1,674

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 8/10

8:25 pm-1:25 pm

3 stops30h 30m

Patna

Mon 8/17

8:20 am-8:35 am

3 stops34h 45m

$1,796

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 7/23

8:25 pm-1:25 pm

2 stops54h 30m

Patna

Fri 8/21

7:45 pm-9:10 pm

3 stops35h 55m

$1,806

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 12/3

2:35 pm-9:40 am

2 stops55h 35m

Patna

Thu 12/31

1:15 pm-12:55 pm

2 stops35h 10m

$1,869
Quickest round-trip

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 7/8

8:40 pm-12:45 pm

2 stops29h 35m

Patna

Sun 7/19

3:50 pm-3:00 pm

2 stops33h 40m

$1,946

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 7/23

7:20 pm-10:30 am

3 stops28h 40m

Patna

Fri 8/21

7:45 pm-9:10 pm

3 stops35h 55m

$1,981

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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 22% 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

35h 15m

Direct flights

None
The fastest flight from Chicago to Patna takes 35h 15m
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 35h 15m.

  • 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 $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?

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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