Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago to Patna from $554

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 7/28. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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 - 8:20 pm
ORD
-
PAT
37h 25m
2 stops
Multiple Airlines Logo
3:50 pm - 3:40 pm
PAT
-
ORD
34h 20m
2 stops
$1,478Multiple Airlines
Thu, Jun 25 - Sun, Jul 12
Multiple Airlines Logo
8:25 pm - 1:25 pm
ORD
-
PAT
54h 30m
2 stops
Multiple Airlines Logo
1:20 pm - 8:35 am
PAT
-
ORD
29h 45m
2 stops
$1,511Multiple Airlines
Fri, Jul 17 - Fri, Jul 24
IndiGo Logo
8:10 pm - 9:25 pm
ORD
-
PAT
38h 45m
2 stops
IndiGo Logo
8:55 pm - 9:40 am
PAT
-
ORD
47h 15m
2 stops
$1,630IndiGo
Sat, Jun 20 - Sat, Jul 4
Multiple Airlines Logo
8:10 pm - 9:25 pm
ORD
-
PAT
38h 45m
2 stops
Multiple Airlines Logo
7:10 pm - 9:40 am
PAT
-
ORD
49h 00m
2 stops
$1,670Multiple Airlines
Wed, Jun 24 - Sat, Jul 11
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
$1,825British Airways
Thu, Sep 24 - Mon, Sep 28
British Airways Logo
10:30 pm - 3:15 pm
ORD
-
PAT
54h 15m
2 stops
British Airways Logo
8:55 pm - 3:00 pm
PAT
-
ORD
52h 35m
2 stops
$1,911British Airways
Sun, Jul 19 - Fri, Aug 21
British Airways Logo
5:00 pm - 12:45 pm
ORD
-
PAT
33h 15m
2 stops
British Airways Logo
3:50 pm - 5:35 pm
PAT
-
ORD
60h 15m
2 stops
$1,946British Airways
Fri, Jul 24 - Fri, Aug 21
Malaysia Airlines Logo
6:00 pm - 6:00 pm
ORD
-
PAT
37h 30m
3 stops
Malaysia Airlines Logo
3:50 pm - 7:45 am
PAT
-
ORD
50h 25m
3 stops
$4,975Malaysia Airlines
Wed, Jun 24 - Sat, Jul 11
Multiple Airlines Logo
7:05 pm - 6:00 pm
ORD
-
PAT
36h 25m
3 stops
Multiple Airlines Logo
8:20 am - 7:45 am
PAT
-
ORD
33h 55m
3 stops
$5,289Multiple Airlines
Wed, Jul 22 - Fri, Aug 21
Malaysia Airlines Logo
10:30 pm - 7:55 am
ORD
-
PAT
46h 55m
3 stops
Malaysia Airlines Logo
6:05 pm - 7:45 am
PAT
-
ORD
48h 10m
3 stops
$5,836Malaysia Airlines
Sat, Jun 20 - Sat, Jul 4

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
$1,825
British Airways
Jul 19
ORD10:30 pmChicago O'Hare Intl
54h 15m
2 stops
PAT3:15 pmPatna
Aug 21
PAT8:55 pmPatna
52h 35m
2 stops
ORD3:00 pmChicago O'Hare Intl
$1,911
British Airways
Jul 24
ORD5:00 pmChicago O'Hare Intl
33h 15m
2 stops
PAT12:45 pmPatna
Aug 21
PAT3:50 pmPatna
60h 15m
2 stops
ORD5:35 pmChicago O'Hare Intl
$1,946

Malaysia Airlines flights from Chicago to Patna

Our best Malaysia Airlines deals on Chicago to Patna flight tickets
Malaysia Airlines
Jun 24
ORD6:00 pmChicago O'Hare Intl
37h 30m
3 stops
PAT6:00 pmPatna
Jul 11
PAT3:50 pmPatna
50h 25m
3 stops
ORD7:45 amChicago O'Hare Intl
$4,975
Malaysia Airlines
Jun 20
ORD10:30 pmChicago O'Hare Intl
46h 55m
3 stops
PAT7:55 amPatna
Jul 4
PAT6:05 pmPatna
48h 10m
3 stops
ORD7:45 amChicago O'Hare Intl
$5,836
Malaysia Airlines
Jul 17
ORD10:30 pmChicago O'Hare Intl
46h 55m
3 stops
PAT7:55 amPatna
Jul 24
PAT8:20 amPatna
38h 40m
3 stops
ORD12:30 pmChicago O'Hare Intl
$19,549

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 2, 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 6/25

8:25 pm-8:20 pm

2 stops37h 25m

Patna

Sun 7/12

3:50 pm-3:40 pm

2 stops34h 20m

$1,478

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 7/17

8:25 pm-1:25 pm

2 stops54h 30m

Patna

Fri 7/24

1:20 pm-8:35 am

2 stops29h 45m

$1,511

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 6/20

8:10 pm-9:25 pm

2 stops38h 45m

Patna

Sat 7/4

8:55 pm-9:40 am

2 stops47h 15m

$1,630

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 6/24

8:10 pm-9:25 pm

2 stops38h 45m

Patna

Sat 7/11

7:10 pm-9:40 am

2 stops49h 00m

$1,670
Quickest round-trip

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

$1,825

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 7/19

10:30 pm-3:15 pm

2 stops54h 15m

Patna

Fri 8/21

8:55 pm-3:00 pm

2 stops52h 35m

$1,911

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 7/24

5:00 pm-12:45 pm

2 stops33h 15m

Patna

Fri 8/21

3:50 pm-5:35 pm

2 stops60h 15m

$1,946

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 6/24

6:00 pm-6:00 pm

3 stops37h 30m

Patna

Sat 7/11

3:50 pm-7:45 am

3 stops50h 25m

$4,975

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 7/22

7:05 pm-6:00 pm

3 stops36h 25m

Patna

Fri 8/21

8:20 am-7:45 am

3 stops33h 55m

$5,289

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 6/20

10:30 pm-7:55 am

3 stops46h 55m

Patna

Sat 7/4

6:05 pm-7:45 am

3 stops48h 10m

$5,836

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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

32h 20m

Direct flights

None
The fastest flight from Chicago to Patna takes 32h 20m
There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.
Search flight deals

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 32h 20m.

  • 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
5.5
2,960 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.

An easier way to manage your Patna trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 7/2
Thu 7/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India

Airports servicing Bihar

Gaya Airport