Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Patna from ₹ 32,903

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 22/2. 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

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie 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 return flights

Enter your travel dates to find the best prices.
Air India Logo
14:30 - 08:40
ORD
-
PAT
31h 40m
2 stops
Air India Logo
13:15 - 11:10
PAT
-
ORD
32h 25m
2 stops
₹ 80,540Air India
Wed, 18 Mar - Thu, 9 Apr
Air India Logo
14:30 - 12:30
ORD
-
PAT
35h 30m
2 stops
Air India Logo
13:05 - 11:10
PAT
-
ORD
32h 35m
3 stops
₹ 84,427Air India
Wed, 18 Mar - Thu, 9 Apr
Air India Logo
14:30 - 12:35
ORD
-
PAT
35h 35m
1 stop
Air India Logo
16:55 - 11:10
PAT
-
ORD
28h 45m
2 stops
₹ 85,060Air India
Wed, 18 Mar - Thu, 9 Apr
Multiple Airlines Logo
13:30 - 22:35
ORD
-
PAT
21h 35m
1 stop
Multiple Airlines Logo
13:05 - 08:35
PAT
-
ORD
30h 00m
2 stops
₹ 87,500Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar
Multiple Airlines Logo
13:30 - 20:45
ORD
-
PAT
19h 45m
1 stop
Multiple Airlines Logo
13:05 - 08:35
PAT
-
ORD
54h 00m
2 stops
₹ 89,127Multiple Airlines
Fri, 6 Mar - Sun, 15 Mar
Multiple Airlines Logo
13:10 - 12:30
ORD
-
PAT
35h 50m
3 stops
Multiple Airlines Logo
13:05 - 08:35
PAT
-
ORD
30h 00m
2 stops
₹ 92,653Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar
Multiple Airlines Logo
13:30 - 12:35
ORD
-
PAT
35h 35m
1 stop
Multiple Airlines Logo
09:45 - 08:35
PAT
-
ORD
33h 20m
3 stops
₹ 93,014Multiple Airlines
Fri, 6 Mar - Sun, 15 Mar
Multiple Airlines Logo
14:10 - 10:30
ORD
-
PAT
33h 50m
3 stops
Multiple Airlines Logo
11:00 - 08:35
PAT
-
ORD
32h 05m
3 stops
₹ 93,285Multiple Airlines
Wed, 18 Mar - Thu, 9 Apr
Multiple Airlines Logo
13:30 - 22:35
ORD
-
PAT
21h 35m
1 stop
Multiple Airlines Logo
09:45 - 08:35
PAT
-
ORD
33h 20m
3 stops
₹ 93,466Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar
Multiple Airlines Logo
13:10 - 12:30
ORD
-
PAT
35h 50m
3 stops
Multiple Airlines Logo
09:45 - 08:35
PAT
-
ORD
33h 20m
3 stops
₹ 94,099Multiple Airlines
Wed, 25 Feb - Thu, 12 Mar

Air India flights from Chicago to Patna

Our best Air India deals on Chicago to Patna flight tickets
Air India
18 Mar
ORD14:30Chicago O'Hare Intl
31h 40m
2 stops
PAT08:40Patna
9 Apr
PAT13:15Patna
32h 25m
2 stops
ORD11:10Chicago O'Hare Intl
₹ 80,540
Air India
18 Mar
ORD14:30Chicago O'Hare Intl
35h 30m
2 stops
PAT12:30Patna
9 Apr
PAT13:05Patna
32h 35m
3 stops
ORD11:10Chicago O'Hare Intl
₹ 84,427
Air India
18 Mar
ORD14:30Chicago O'Hare Intl
35h 35m
1 stop
PAT12:35Patna
9 Apr
PAT16:55Patna
28h 45m
2 stops
ORD11:10Chicago O'Hare Intl
₹ 85,060

British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
9 Mar
ORD18:10Chicago O'Hare Intl
29h 30m
2 stops
PAT10:10Patna
13 Mar
PAT21:25Patna
53h 30m
2 stops
ORD16:25Chicago O'Hare Intl
₹ 550,221
British Airways
9 Mar
ORD19:40Chicago O'Hare Intl
52h 00m
2 stops
PAT10:10Patna
13 Mar
PAT21:25Patna
55h 05m
2 stops
ORD18:00Chicago O'Hare Intl
₹ 550,311

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 5 February 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

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 18/3

14:30-08:40

2 stops31h 40m

Patna

Thu 9/4

13:15-11:10

2 stops32h 25m

₹ 80,540

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 18/3

14:30-12:30

2 stops35h 30m

Patna

Thu 9/4

13:05-11:10

3 stops32h 35m

₹ 84,427

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 18/3

14:30-12:35

1 stop35h 35m

Patna

Thu 9/4

16:55-11:10

2 stops28h 45m

₹ 85,060

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

13:30-22:35

1 stop21h 35m

Patna

Thu 12/3

13:05-08:35

2 stops30h 00m

₹ 87,500

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

13:30-20:45

1 stop19h 45m

Patna

Sun 15/3

13:05-08:35

2 stops54h 00m

₹ 89,127

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

13:10-12:30

3 stops35h 50m

Patna

Thu 12/3

13:05-08:35

2 stops30h 00m

₹ 92,653

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

13:30-12:35

1 stop35h 35m

Patna

Sun 15/3

09:45-08:35

3 stops33h 20m

₹ 93,014

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 18/3

14:10-10:30

3 stops33h 50m

Patna

Thu 9/4

11:00-08:35

3 stops32h 05m

₹ 93,285

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

13:30-22:35

1 stop21h 35m

Patna

Thu 12/3

09:45-08:35

3 stops33h 20m

₹ 93,466

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

13:10-12:30

3 stops35h 50m

Patna

Thu 12/3

09:45-08:35

3 stops33h 20m

₹ 94,099

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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

What is the cheapest airline that flies from Chicago to Patna?

Air India and IndiGo are the most popular carriers operating from Chicago to Patna

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 return 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

29h 30m

Direct flights

None
The fastest flight from Chicago to Patna takes 29h 30m
There are no direct flights from Chicago to Patna. There are no popular flight routes from Chicago to Patna.
Search flight deals

  • How far is Chicago to Patna by plane?

    The distance between Chicago and Patna is about 12464.5 km. Flights usually cover this in 29h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Patna Airport?

    Prices for flights from Chicago to Patna Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Chicago to Patna Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago 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.

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?

momondo does allow users to show only those flights to Patna from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Patna?

Once you have performed a search for Chicago to Patna flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chicago to Patna right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Patna flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Patna trip

We make it super easy to schedule, organise 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
Sat 7/3
Sat 14/3
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