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Cheap flights from Patna to Chicago from ₹ 79,705

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
PAT — CHI
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Patna to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Patna to Chicago
Explore the most affordable flight options available from Patna to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Sun 19/416:55
PAT
-
ORD
2 stops28h 45m
Air India
Sun 26/413:10
ORD
-
PAT
1 stop34h 00m
Air India
Deal found 4/3₹ 79,705
Tue 28/410:25
PAT
-
ORD
2 stops35h 15m
Air India
Wed 7/1013:10
ORD
-
PAT
1 stop36h 55m
Air India
Deal found 5/3₹ 86,616
Mon 20/416:35
PAT
-
ORD
3 stops53h 05m
Air India
Mon 27/413:10
ORD
-
PAT
1 stop39h 00m
Air India
Deal found 6/3₹ 87,076
Tue 28/415:30
PAT
-
ORD
2 stops30h 10m
Multiple Airlines
Wed 7/1006:45
ORD
-
PAT
2 stops25h 15m
Multiple Airlines
Deal found 5/3₹ 94,356

Find flight deals from Patna to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Patna (PAT) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.

Round-trip from

₹ 79,705
Air India
  • Air India
  • 19/4-26/4
  • 3 total stops
  • 62h 45m total
  • Patna to Chicago
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Patna to Chicago 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, Cheapflights users made 454,620 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Patna to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 19/4

13:05-11:10

1 stop32h 35m

Chicago O'Hare Intl

Sun 26/4

13:10-12:35

1 stop36h 55m

₹ 82,377

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

10:25-11:10

2 stops35h 15m

Chicago O'Hare Intl

Wed 7/10

13:10-12:35

1 stop36h 55m

₹ 86,616

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 21/4

08:00-11:10

2 stops37h 40m

Chicago O'Hare Intl

Tue 28/4

08:31-07:00

2 stops59h 59m

₹ 95,093

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 23/4

08:00-11:10

1 stop37h 40m

Chicago O'Hare Intl

Thu 30/4

06:04-18:30

2 stops25h 56m

₹ 97,120
Fastest return journey

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 26/5

19:10-11:10

2 stops26h 30m

Chicago O'Hare Intl

Sat 5/9

15:35-07:00

2 stops28h 55m

₹ 104,952
Cheapest one-way

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 14/3

16:45-00:22

3 stops42h 07m

₹ 91,407

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 16/3

21:15-11:05

3 stops48h 20m

₹ 101,912
Fastest single journey

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 15/3

12:30-15:45

2 stops37h 45m

₹ 106,611

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Sorted by cheapest first

Best time to book a flight from Patna to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Patna with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Patna to Chicago
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Related info for your journey

Find useful and relevant information for your journey from Patna to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Patna to Chicago?

    Patna (PAT) is the airport you will fly out of if you book a flight from Patna to Chicago. You should not have trouble finding flights to Chicago from Patna; the airport handles an average of 0 outbound flights to Chicago per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Patna airport to Chicago. It is only a 3.0 km journey to Patna (PAT) from Patna’s city centre.

  • How long is the flight from Patna to Chicago?

    Air India can get you from Patna to Chicago in just under 32h 35m. Your travel time can differ by up to . There are 12458 km between Patna and Chicago.

  • Can I find deals for flights from Patna to Chicago that include hotel bookings?

    Yes. In addition to deals on Patna to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Patna to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Patna to Chicago.

  • Can I find deals for business class flights from Patna to Chicago?

    Yes. Cheapflights offers flight deals from Patna to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Patna to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Patna to O'Hare Intl flights

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Why should you use Cheapflights to find cheap flight tickets from Patna to Chicago?

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Can Cheapflights find flights from Patna to Chicago with no change fees?

Yes! Cheapflights helps users easily find flights from Patna to Chicago with no change fees.

Can Cheapflights notify me if prices for flights from Patna to Chicago become cheaper?

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