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Cheap flights from Patna to Chicago O'Hare Intl Airport from ₹ 93,284

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.
PAT — ORD
26 Jul — 2 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Patna to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Patna to O'Hare Intl
Explore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2026.

Thu 6/819:10
PAT
-
ORD
2 stops49h 00m
Multiple Airlines
Thu 13/811:25
ORD
-
PAT
2 stops35h 45m
Multiple Airlines
Deal found 22/6₹ 141,720
Fri 24/719:10
PAT
-
ORD
2 stops28h 15m
Multiple Airlines
Fri 31/714:00
ORD
-
PAT
2 stops30h 30m
Multiple Airlines
Deal found 24/6₹ 169,384
Thu 23/719:10
PAT
-
ORD
2 stops27h 55m
Multiple Airlines
Thu 30/719:05
ORD
-
PAT
2 stops28h 05m
Multiple Airlines
Deal found 23/6₹ 175,332

Find flight deals from Patna to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Patna (PAT) to O'Hare Intl (ORD). 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 26 June 2026.

Round-trip from

₹ 141,720

One-way from

₹ 93,284
6/8-13/8
  • 6/8-13/8
  • 4 total stops
  • 84h 45m total
  • Patna to Chicago
Search Deals
26/7
  • 26/7
  • 2 total stops
  • 49h 00m total
  • Patna to Chicago
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Patna to O'Hare Intl 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 26 June 2026.
Use the filters below to find and compare flights from Patna to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 6/8

19:10-09:40

2 stops49h 00m

Chicago O'Hare Intl

Thu 13/8

11:25-09:40

2 stops35h 45m

₹ 141,720

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 24/7

19:10-12:55

2 stops28h 15m

Chicago O'Hare Intl

Fri 31/7

14:00-07:00

2 stops30h 30m

₹ 169,384
Fastest return journey

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 23/7

19:10-12:35

2 stops27h 55m

Chicago O'Hare Intl

Thu 30/7

19:05-09:40

2 stops28h 05m

₹ 175,332
Cheapest one-way

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 21/8

19:10-09:40

2 stops49h 00m

₹ 95,928

PatnaChicago

PAT - ORD

PATORD

Patna

Sun 26/7

17:55-15:40

3 stops32h 15m

₹ 102,537
Fastest single journey

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 24/8

19:10-12:35

2 stops27h 55m

₹ 118,399

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 24/8

18:35-07:45

3 stops47h 40m

₹ 171,178

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 21/8

08:20-15:05

3 stops41h 15m

₹ 204,035

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Sorted by cheapest first

Best time to book a flight from Patna to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Patna to O'Hare Intl. 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 O'Hare Intl?

    Patna (PAT), located 3.0 km from the city centre, is the airport you fly out of when you book flights from Patna to Chicago O'Hare Intl. 0 airlines have flights from Patna to Chicago O'Hare Intl on a regular basis. Booking flights from Patna to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

  • Can I find deals for flights from Patna to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Patna to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Patna to O'Hare Intl?

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

  • Can I find deals for business class flights from Patna to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Patna to O'Hare Intl 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
DeKalb

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Can Cheapflights find flights from Patna to O'Hare Intl with no change fees?

Yes, we can. To see specific flights from Patna to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Patna to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Patna to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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