ORD - PAT

$720 Find Cheap Flights from Chicago to Patna - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$1,809
Typical prices: $1,004-$1,811
Multiple Airlines
Tue 10/30Mon 11/19
ORD - PAT • 3 stops
Cheapest one-way
$720
Typical prices: $500-$883
Multiple Airlines
Sun 11/25
ORD - PAT • 3 stops
When to travel
January
Cheapest • 42% price drop
November
Most popular
Good to know
+1
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Patna!

Cheap Flights from Chicago to Patna (ORD-PAT)

 

Cheap flights from Chicago to Patna with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Fri, Oct 30 - Thu, Nov 19
Multiple Airlines Logo
12:45 pm - 8:00 amORD  Chicago O'Hare Intl-PAT Patna
32h 45m3 stops Istanbul Athens Eleftherios V. New Delhi Indira Gandhi Intl
Multiple Airlines Logo
7:35 pm - 2:30 pmPAT  Patna-ORD Chicago O'Hare Intl
30h 25m2 stops Kolkata Netaji S. Chandra Doha Hamad Intl
$1,809Multiple Airlines
Fri, Oct 30 - Thu, Nov 19
Multiple Airlines Logo
12:45 pm - 8:00 amORD  Chicago O'Hare Intl-PAT Patna
32h 45m3 stops Istanbul Athens Eleftherios V. New Delhi Indira Gandhi Intl
Multiple Airlines Logo
9:50 am - 7:35 amPAT  Patna-ORD Chicago O'Hare Intl
33h 15m3 stops Hyderabad Rajiv Gandhi Intl Bengaluru Intl Abu Dhabi Zayed Intl
$1,833Multiple Airlines
Fri, Oct 30 - Thu, Nov 19
Multiple Airlines Logo
2:15 pm - 12:10 pmORD  Chicago O'Hare Intl-PAT Patna
35h 25m2 stops Abu Dhabi Zayed Intl Hyderabad Rajiv Gandhi Intl
Multiple Airlines Logo
4:00 pm - 2:30 pmPAT  Patna-ORD Chicago O'Hare Intl
34h 00m2 stops Kolkata Netaji S. Chandra Doha Hamad Intl
$1,874Multiple Airlines
Mon, Feb 1 - Fri, Feb 5
British Airways Logo
6:50 pm - 12:40 pmORD  Chicago O'Hare Intl-PAT Patna
30h 20m2 stops London Heathrow New Delhi Indira Gandhi Intl
British Airways Logo
10:05 pm - 1:45 pmPAT  Patna-ORD Chicago O'Hare Intl
51h 10m2 stops New Delhi Indira Gandhi Intl London Heathrow
$5,934British Airways

Price, demand and travel trends for Chicago O'Hare Intl Airport to Patna flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Patna?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Patna. It’s 13% cheaper than the average day, while Tuesday is the most expensive, with prices 67% higher.

Find deals

Key details for Chicago O'Hare Intl Airport to Patna flights

Low season

August

Cheapest flight

$720
Beat the crowds with an average 73% drop in travelers.
The most popular month to fly with an average 39% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Patna

When to book flights from Chicago to Patna

Are your dates flexible? Find out the best times to travel from Chicago to Patna based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago O'Hare Intl Airport to Patna flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Chicago O'Hare Intl Airport to Patna?

    Only Economy Class is available on flights from Chicago O'Hare Intl Airport to Patna.

  • Do I need a passport to fly from Chicago O'Hare Intl Airport to Patna?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Chicago O'Hare Intl Airport to Patna flight?

    Round-trip flights from Chicago O'Hare Intl Airport to Patna range from $1,004 to $1,811, with an average of $1,282 over the past 12 months. Anything below $1,004 counts as a good deal.

  • Have flight prices from Chicago O'Hare Intl Airport to Patna changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,809 to $5,934. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Chicago O'Hare Intl Airport to Patna looking right now?

    One-way fares from Chicago O'Hare Intl Airport to Patna are currently higher than usual. Average one-way flight prices are about $904, which is 60% above the typical average for this route.

  • Which airports can I use when flying from Chicago O'Hare Intl Airport to Patna?

    Flights from Chicago O'Hare Intl Airport to Patna usually depart from Chicago O'Hare Intl (ORD) and arrive at Patna (PAT).

  • Which airports do connecting flights from Chicago O'Hare Intl Airport to Patna pass through?

    Most connecting flights from Chicago O'Hare Intl Airport to Patna pass through New Delhi Indira Gandhi Intl (DEL), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Chicago O'Hare Intl Airport to Patna?

    Yes. Flexible dates can save you up to 48% on flights from Chicago O'Hare Intl Airport to Patna. Friday is the cheapest departure day at $1,126 round-trip on average, while Tuesday is the most expensive at $2,145, a difference of $1,019.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Chicago O'Hare Intl Airport and Patna?

    Patna is 10 hours ahead of Chicago O'Hare Intl Airport (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Chicago O'Hare Intl Airport to Patna flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Tuesday. On this route, Friday flights average $1,126, about $1,019 less than Tuesday fares (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chicago O'Hare Intl Airport to Patna trip for January. Fares historically average $738 round-trip in that month - typically $1,358 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Chicago to Patna

Complete your trip to Patna with a hotel stay or car rental

Car rentals in Patna
Hotels in Patna