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Cheap flights from Patna to Chicago from ₹ 92,790

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PAT — CHI
13 Aug — 20 Aug1
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 14 July 2026.

Tue 11/815:20
PAT
-
ORD
2 stops37h 25m
Multiple Airlines
Tue 18/820:10
ORD
-
PAT
2 stops36h 05m
Multiple Airlines
Deal found 12/7₹ 146,127
Mon 10/815:20
PAT
-
ORD
2 stops34h 15m
Multiple Airlines
Mon 17/819:20
ORD
-
PAT
2 stops30h 40m
Multiple Airlines
Deal found 11/7₹ 167,002
Thu 13/813:20
PAT
-
ORD
2 stops36h 15m
Multiple Airlines
Thu 20/819:20
ORD
-
PAT
2 stops33h 00m
Multiple Airlines
Deal found 14/7₹ 171,694

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 14 July 2026.

Round-trip from

₹ 146,127

One-way from

₹ 92,790
11/8-18/8
  • 11/8-18/8
  • 4 total stops
  • 73h 30m total
  • Patna to Chicago
Search Deals
12/8
  • 12/8
  • 2 total stops
  • 49h 45m total
  • Patna to Chicago
Search Deals

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 14 July 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

Tue 11/8

15:20-18:15

2 stops37h 25m

Chicago O'Hare Intl

Tue 18/8

20:10-18:45

2 stops36h 05m

₹ 146,127
Fastest return journey

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 10/8

15:20-15:05

2 stops34h 15m

Chicago O'Hare Intl

Mon 17/8

19:20-12:30

2 stops30h 40m

₹ 167,002

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 13/8

13:20-15:05

2 stops36h 15m

Chicago O'Hare Intl

Thu 20/8

19:20-14:50

2 stops33h 00m

₹ 171,694
Cheapest one-way

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 12/8

14:00-05:15

2 stops49h 45m

₹ 92,790

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 22/8

13:20-15:05

2 stops60h 15m

₹ 110,696
Fastest single journey

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 22/8

22:10-15:10

2 stops27h 30m

₹ 129,561

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 22/8

18:35-07:45

3 stops47h 40m

₹ 173,992

Flights are sorted by cheapest return flights first.

Deals found on 12/7

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
No data available for this route at this time. Please check back soon.

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.

  • 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

Fly with Cheapflights

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How does Cheapflights help users find flights from Patna to Chicago?

Cheapflights helps you search for flights from Patna to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Patna to Chicago for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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?

Yes! Start tracking prices for Patna to Chicago flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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