How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Patna?

Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Patna . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Chicago O'Hare Intl Airport to Patna with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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 refresh daily.

How old do you have to be to fly from Chicago O'Hare Intl Airport to Patna Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 necessary travel and health documents for your Patna Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 80,502 Cheap Flights from Chicago O'Hare Intl Airport to Patna in 2026

1 adult

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Find the cheapest flights from Chicago O'Hare Intl Airport to Patna

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:10 - 12:35

ORD

PAT

36h 55m

1 stop

16:35 - 11:10

PAT

ORD

53h 05m

3 stops

₹ 84,944Air India

Wed, 22 Apr - Mon, 4 May

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

16:55 - 08:35

PAT

ORD

50h 10m

2 stops

₹ 85,669Multiple Airlines

Wed, 22 Apr - Mon, 4 May

13:10 - 12:30

ORD

PAT

36h 50m

2 stops

16:35 - 11:10

PAT

ORD

53h 05m

3 stops

₹ 91,109Air India

Wed, 22 Apr - Mon, 4 May

13:30 - 20:45

ORD

PAT

19h 45m

1 stop

09:10 - 08:35

PAT

ORD

33h 55m

2 stops

₹ 102,984Multiple Airlines

Fri, 6 Mar - Sun, 15 Mar

11:50 - 11:15

ORD

PAT

35h 55m

2 stops

14:55 - 19:25

PAT

ORD

39h 00m

2 stops

₹ 104,344IndiGo

Wed, 25 Feb - Thu, 12 Mar

20:20 - 20:35

ORD

PAT

36h 45m

2 stops

21:15 - 19:25

PAT

ORD

32h 40m

2 stops

₹ 105,069IndiGo

Fri, 6 Mar - Sun, 15 Mar

13:55 - 10:30

ORD

PAT

33h 05m

3 stops

17:45 - 15:45

PAT

ORD

32h 30m

2 stops

₹ 109,330Multiple Airlines

Fri, 6 Mar - Sun, 15 Mar

11:25 - 09:50

ORD

PAT

35h 55m

2 stops

16:35 - 11:10

PAT

ORD

53h 05m

3 stops

₹ 109,965Multiple Airlines

Wed, 22 Apr - Mon, 4 May

13:30 - 14:40

ORD

PAT

37h 40m

1 stop

21:15 - 22:56

PAT

ORD

36h 11m

2 stops

₹ 111,053Air India

Wed, 25 Feb - Thu, 12 Mar

15:55 - 10:30

ORD

PAT

31h 05m

3 stops

16:00 - 15:45

PAT

ORD

34h 15m

3 stops

₹ 112,322Multiple Airlines

Fri, 6 Mar - Sun, 15 Mar

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

22 Apr

ORD13:10Chicago O'Hare Intl

36h 55m

1 stop

PAT12:35Patna

4 May

PAT16:35Patna

53h 05m

3 stops

ORD11:10Chicago O'Hare Intl

₹ 84,944

Air India

22 Apr

ORD13:10Chicago O'Hare Intl

36h 50m

2 stops

PAT12:30Patna

4 May

PAT16:35Patna

53h 05m

3 stops

ORD11:10Chicago O'Hare Intl

₹ 91,109

Air India

25 Feb

ORD13:30Chicago O'Hare Intl

37h 40m

1 stop

PAT14:40Patna

12 Mar

PAT21:15Patna

36h 11m

2 stops

ORD22:56Chicago O'Hare Intl

₹ 111,053

IndiGo flights from Chicago O'Hare Intl Airport to Patna

Our best IndiGo deals on Chicago O'Hare Intl Airport to Patna flight tickets

IndiGo

11 Feb

ORD11:50Chicago O'Hare Intl

38h 50m

2 stops

PAT14:10Patna

17 Feb

PAT23:10Patna

46h 25m

2 stops

ORD10:05Chicago O'Hare Intl

₹ 96,185

IndiGo

25 Feb

ORD11:50Chicago O'Hare Intl

35h 55m

2 stops

PAT11:15Patna

12 Mar

PAT14:55Patna

39h 00m

2 stops

ORD19:25Chicago O'Hare Intl

₹ 104,344

IndiGo

6 Mar

ORD20:20Chicago O'Hare Intl

36h 45m

2 stops

PAT20:35Patna

15 Mar

PAT21:15Patna

32h 40m

2 stops

ORD19:25Chicago O'Hare Intl

₹ 105,069

momondo Fare Finder

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

Wed 22/4

13:10-12:35

1 stop36h 55m

Patna

Mon 4/5

16:35-11:10

3 stops53h 05m

₹ 84,944

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 22/4

13:10-09:40

1 stop34h 00m

Patna

Mon 4/5

16:55-08:35

2 stops50h 10m

₹ 85,669

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 22/4

13:10-12:30

2 stops36h 50m

Patna

Mon 4/5

16:35-11:10

3 stops53h 05m

₹ 91,109

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

13:30-20:45

1 stop19h 45m

Patna

Sun 15/3

09:10-08:35

2 stops33h 55m

₹ 102,984

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

11:50-11:15

2 stops35h 55m

Patna

Thu 12/3

14:55-19:25

2 stops39h 00m

₹ 104,344

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

20:20-20:35

2 stops36h 45m

Patna

Sun 15/3

21:15-19:25

2 stops32h 40m

₹ 105,069

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

13:55-10:30

3 stops33h 05m

Patna

Sun 15/3

17:45-15:45

2 stops32h 30m

₹ 109,330

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 22/4

11:25-09:50

2 stops35h 55m

Patna

Mon 4/5

16:35-11:10

3 stops53h 05m

₹ 109,965

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/2

13:30-14:40

1 stop37h 40m

Patna

Thu 12/3

21:15-22:56

2 stops36h 11m

₹ 111,053

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 6/3

15:55-10:30

3 stops31h 05m

Patna

Sun 15/3

16:00-15:45

3 stops34h 15m

₹ 112,322

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 return 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

Fastest flight time	30h 45m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Patna takes 30h 45m

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.

Search flight deals

How far is Chicago O'Hare Intl to Patna by plane?
Chicago O'Hare Intl and Patna are 12455.8 km apart from one another. In terms of flight time, this usually takes a little over 30h 45m.
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 refresh daily.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Patna Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 necessary travel and health documents for your Patna Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Patna?
Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Patna. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Chicago O'Hare Intl Airport to Patna with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Patna?

Finding the right flight to Patna from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Patna quick and easy, saving you time and money.

Can I find flights from Chicago to Patna with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Patna from Chicago with this policy.

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?

If you are not ready to book a flight from Chicago to Patna now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Patna and let you know when they change.

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.

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Cheap flights from Chicago O'Hare Intl Airport to Patna from ₹ 84,944

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Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Chicago O'Hare Intl Airport to Patna

Cheap return flights

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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

IndiGo flights from Chicago O'Hare Intl Airport to Patna

Our best IndiGo deals on Chicago O'Hare Intl Airport to Patna flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Patna that are best for you.

When to book flights from Chicago O'Hare Intl Airport to Patna

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

Fastest flight time

Direct flights

How far is Chicago O'Hare Intl to Patna by plane?

When did momondo last update prices 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?

What documentation or ID do you need to fly to Patna Airport?

How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Patna?

How can I save money on flights from Chicago O'Hare Intl Airport to Patna with momondo?

How does momondo find its flight prices?

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Patna?

Can I find flights from Chicago to Patna with flexible booking policies on momondo?

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to India

Airports servicing Bihar

Popular Cities in India

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Chicago O'Hare Intl Airport

According to popular flight searches on momondo this year

Complete your trip to Patna

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