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Cheap flights from Chicago O'Hare Intl Airport to Patna from $796

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 10/17. 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

Multiple Airlines Logo
7:50 pm - 2:35 pmORD-PAT
32h 15m3 stops
Multiple Airlines Logo
3:40 pm - 3:05 pmPAT-ORD
34h 55m3 stops
$1,036Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Air India Logo
6:45 am - 10:00 pmORD-PAT
28h 45m2 stops
Air India Logo
10:40 pm - 11:30 amPAT-ORD
24h 20m2 stops
$1,059Air India
Find Deal
Sat, Nov 1 - Sat, Nov 15
Air India Logo
6:45 am - 5:45 pmORD-PAT
24h 30m2 stops
Air India Logo
4:05 pm - 11:30 amPAT-ORD
30h 55m2 stops
$1,070Air India
Find Deal
Sat, Nov 1 - Sat, Nov 8
Air India Logo
1:30 pm - 10:00 pmORD-PAT
21h 00m1 stop
Air India Logo
1:55 pm - 9:33 pmPAT-ORD
43h 08m2 stops
$1,075Air India
Find Deal
Wed, Feb 4 - Mon, Feb 16
Air India Logo
2:20 pm - 5:45 pmORD-PAT
39h 55m2 stops
Air India Logo
1:55 pm - 9:33 pmPAT-ORD
43h 08m2 stops
$1,081Air India
Find Deal
Wed, Feb 4 - Mon, Feb 16
Air India Logo
1:30 pm - 10:00 pmORD-PAT
21h 00m1 stop
Air India Logo
1:55 pm - 9:33 pmPAT-ORD
43h 08m2 stops
$1,086Air India
Find Deal
Wed, Feb 4 - Mon, Feb 16
Multiple Airlines Logo
7:50 pm - 9:40 amORD-PAT
27h 20m3 stops
Multiple Airlines Logo
4:50 pm - 11:30 amPAT-ORD
54h 10m3 stops
$1,143Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 15
Air France Logo
5:10 pm - 7:55 amORD-PAT
28h 15m2 stops
Air France Logo
6:20 pm - 3:00 pmPAT-ORD
31h 10m2 stops
$1,684Air France
Find Deal
Tue, Sep 30 - Sat, Oct 4
Air France Logo
5:10 pm - 7:55 amORD-PAT
28h 15m2 stops
Air France Logo
6:20 pm - 3:00 pmPAT-ORD
31h 10m2 stops
$1,795Air France
Find Deal
Tue, Sep 30 - Sat, Oct 4
Air France Logo
5:20 pm - 10:10 amORD-PAT
29h 20m2 stops
Air France Logo
9:20 pm - 3:10 pmPAT-ORD
29h 20m2 stops
$2,039Air France
Find Deal
Wed, Dec 24 - Wed, Jan 21

Air France flights from Chicago O'Hare Intl Airport to Patna

Our best Air France deals on Chicago O'Hare Intl Airport to Patna flight tickets
Air France
Sep 30
ORD5:10 pmChicago O'Hare Intl
28h 15m
2 stops
PAT7:55 amPatna
Oct 4
PAT6:20 pmPatna
31h 10m
2 stops
ORD3:00 pmChicago O'Hare Intl
$1,684
Find similar
Air France
Sep 30
ORD5:10 pmChicago O'Hare Intl
28h 15m
2 stops
PAT7:55 amPatna
Oct 4
PAT6:20 pmPatna
31h 10m
2 stops
ORD3:00 pmChicago O'Hare Intl
$1,795
Find similar
Air France
Dec 24
ORD5:20 pmChicago O'Hare Intl
29h 20m
2 stops
PAT10:10 amPatna
Jan 21
PAT9:20 pmPatna
29h 20m
2 stops
ORD3:10 pmChicago O'Hare Intl
$2,039
Find similar

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
Nov 1
ORD6:45 amChicago O'Hare Intl
28h 45m
2 stops
PAT10:00 pmPatna
Nov 15
PAT10:40 pmPatna
24h 20m
2 stops
ORD11:30 amChicago O'Hare Intl
$1,059
Find similar
Air India
Nov 1
ORD6:45 amChicago O'Hare Intl
24h 30m
2 stops
PAT5:45 pmPatna
Nov 8
PAT4:05 pmPatna
30h 55m
2 stops
ORD11:30 amChicago O'Hare Intl
$1,070
Find similar
Air India
Feb 4
ORD1:30 pmChicago O'Hare Intl
21h 00m
1 stop
PAT10:00 pmPatna
Feb 16
PAT1:55 pmPatna
43h 08m
2 stops
ORD9:33 pmChicago O'Hare Intl
$1,075
Find similar

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 September 17, 2025.
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

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 10/31

7:50 pm-2:35 pm

3 stops32h 15m

Patna

Fri 11/7

3:40 pm-3:05 pm

3 stops34h 55m

$1,036

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 11/1

6:45 am-10:00 pm

2 stops28h 45m

Patna

Sat 11/15

10:40 pm-11:30 am

2 stops24h 20m

$1,059

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 11/1

6:45 am-5:45 pm

2 stops24h 30m

Patna

Sat 11/8

4:05 pm-11:30 am

2 stops30h 55m

$1,070

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

1:30 pm-10:00 pm

1 stop21h 00m

Patna

Mon 2/16

1:55 pm-9:33 pm

2 stops43h 08m

$1,075

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

2:20 pm-5:45 pm

2 stops39h 55m

Patna

Mon 2/16

1:55 pm-9:33 pm

2 stops43h 08m

$1,081

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 2/4

1:30 pm-10:00 pm

1 stop21h 00m

Patna

Mon 2/16

1:55 pm-9:33 pm

2 stops43h 08m

$1,086

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 11/1

7:50 pm-9:40 am

3 stops27h 20m

Patna

Sat 11/15

4:50 pm-11:30 am

3 stops54h 10m

$1,143

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/30

5:10 pm-7:55 am

2 stops28h 15m

Patna

Sat 10/4

6:20 pm-3:00 pm

2 stops31h 10m

$1,684

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 9/30

5:10 pm-7:55 am

2 stops28h 15m

Patna

Sat 10/4

6:20 pm-3:00 pm

2 stops31h 10m

$1,795

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 12/24

5:20 pm-10:10 am

2 stops29h 20m

Patna

Wed 1/21

9:20 pm-3:10 pm

2 stops29h 20m

$2,039

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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

What is the cheapest day to depart on your flight to Patna?

Our data shows that Saturday is the least expensive day to fly to Patna. Tickets to fly out on this day can be as low as $1,178. The most expensive day to fly to Patna is Tuesday, with ticket prices averaging around $1,749.

What is the cheapest time of day to depart on your flight to Patna?

Our most recent data shows that the best time of day to fly to Patna is in the evening. Flights from Chicago O'Hare Intl Airport to Patna during this time can be as low as $1,308. Try not to purchase tickets in the morning because they tend to be around $1,319. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
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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  • 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 21h 00m.

  • 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
5.5
2,932 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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