Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Patna from ₹ 67,413

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 28/8. 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

Find the cheapest flights from Chicago to Patna

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:00 - 07:45
ORD
-
PAT
29h 15m
2 stops
Multiple Airlines Logo
08:30 - 14:20
PAT
-
ORD
40h 20m
2 stops
₹ 112,934Multiple Airlines
Sun, 30 Aug - Sun, 6 Sep
Multiple Airlines Logo
16:00 - 17:30
ORD
-
PAT
39h 00m
2 stops
Multiple Airlines Logo
09:25 - 14:20
PAT
-
ORD
39h 25m
3 stops
₹ 113,705Multiple Airlines
Sun, 30 Aug - Sun, 6 Sep
Multiple Airlines Logo
14:00 - 07:45
ORD
-
PAT
31h 15m
3 stops
Multiple Airlines Logo
15:40 - 15:40
PAT
-
ORD
34h 30m
3 stops
₹ 130,390Multiple Airlines
Sun, 30 Aug - Sun, 6 Sep
British Airways Logo
17:55 - 15:15
ORD
-
PAT
34h 50m
2 stops
British Airways Logo
18:35 - 12:30
PAT
-
ORD
28h 25m
2 stops
₹ 138,395British Airways
Thu, 1 Oct - Mon, 5 Oct
Multiple Airlines Logo
20:45 - 18:40
ORD
-
PAT
35h 25m
2 stops
Multiple Airlines Logo
13:05 - 14:55
PAT
-
ORD
61h 20m
2 stops
₹ 407,372Multiple Airlines
Thu, 29 Oct - Mon, 16 Nov
British Airways Logo
20:50 - 20:20
ORD
-
PAT
37h 00m
2 stops
British Airways Logo
18:35 - 12:25
PAT
-
ORD
28h 20m
2 stops
₹ 845,413British Airways
Sun, 13 Sep - Wed, 16 Sep
British Airways Logo
20:50 - 20:20
ORD
-
PAT
37h 00m
2 stops
British Airways Logo
18:35 - 12:25
PAT
-
ORD
28h 20m
2 stops
₹ 845,509British Airways
Sun, 13 Sep - Wed, 16 Sep

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

British Airways flights from Chicago to Patna

Our best British Airways deals on Chicago to Patna flight tickets
British Airways
1 Oct
ORD17:55Chicago O'Hare Intl
34h 50m
2 stops
PAT15:15Patna
5 Oct
PAT18:35Patna
28h 25m
2 stops
ORD12:30Chicago O'Hare Intl
₹ 138,395
British Airways
13 Sept
ORD20:50Chicago O'Hare Intl
37h 00m
2 stops
PAT20:20Patna
16 Sept
PAT18:35Patna
28h 20m
2 stops
ORD12:25Chicago O'Hare Intl
₹ 845,413
British Airways
13 Sept
ORD20:50Chicago O'Hare Intl
37h 00m
2 stops
PAT20:20Patna
16 Sept
PAT18:35Patna
28h 20m
2 stops
ORD12:25Chicago O'Hare Intl
₹ 845,509

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 19 July 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 return flight

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 30/8

16:00-07:45

2 stops29h 15m

Patna

Sun 6/9

08:30-14:20

2 stops40h 20m

₹ 112,934

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 30/8

16:00-17:30

2 stops39h 00m

Patna

Sun 6/9

09:25-14:20

3 stops39h 25m

₹ 113,705

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 30/8

14:00-07:45

3 stops31h 15m

Patna

Sun 6/9

15:40-15:40

3 stops34h 30m

₹ 130,390
Fastest return journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 1/10

17:55-15:15

2 stops34h 50m

Patna

Mon 5/10

18:35-12:30

2 stops28h 25m

₹ 138,395

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 29/10

20:45-18:40

2 stops35h 25m

Patna

Mon 16/11

13:05-14:55

2 stops61h 20m

₹ 407,372

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 13/9

20:50-20:20

2 stops37h 00m

Patna

Wed 16/9

18:35-12:25

2 stops28h 20m

₹ 845,413

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 13/9

20:50-20:20

2 stops37h 00m

Patna

Wed 16/9

18:35-12:25

2 stops28h 20m

₹ 845,509
Cheapest one-way

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 28/8

20:25-14:50

2 stops31h 55m

₹ 67,413

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 30/11

18:50-09:40

2 stops27h 20m

₹ 86,219

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 30/11

18:50-12:35

2 stops30h 15m

₹ 89,981

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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?

Malaysia Airlines is the most popular carrier 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

37h 00m

Direct flights

None
The fastest flight from Chicago to Patna takes 37h 00m
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 12464.5 km. Flights usually cover this in 37h 00m, 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
Tue 18/8
Tue 25/8
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