$900+ Cheap flights from Chicago (CHI) to Patna (PAT)
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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PAT
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Patna with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chicago to Patna
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to PatnaExplore the most affordable flight options available from Chicago to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Chicago to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This oojo deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:00 pm
ORD
- PAT
2 stops30h 30m
Multiple Airlines
Sat 9/2610:20 am
PAT
- ORD
2 stops39h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,045
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
ORD
- PAT
2 stops29h 35m
Multiple Airlines
Thu 7/301:20 pm
PAT
- ORD
2 stops36h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,073
This Trip.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
ORD
- PAT
2 stops54h 30m
Multiple Airlines
Fri 8/212:00 pm
PAT
- ORD
2 stops29h 05m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,276
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:10 pm
ORD
- PAT
2 stops38h 55m
IndiGo
Wed 7/810:10 pm
PAT
- ORD
2 stops46h 00m
IndiGo
Deal found 6/8![IndiGo logo]()
$1,647
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:25 am
ORD
- PAT
2 stops47h 30m
Multiple Airlines
Sat 7/117:10 pm
PAT
- ORD
2 stops49h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,671
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 pm
ORD
- PAT
2 stops38h 45m
Multiple Airlines
Mon 7/131:20 pm
PAT
- ORD
2 stops54h 50m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,679
This Travelocity deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:50 pm
ORD
- PAT
2 stops34h 10m
Multiple Airlines
Mon 7/137:10 pm
PAT
- ORD
2 stops35h 10m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,684
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:25 am
ORD
- PAT
2 stops47h 40m
Multiple Airlines
Sat 7/117:10 pm
PAT
- ORD
2 stops49h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,688
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:10 pm
ORD
- PAT
2 stops38h 45m
IndiGo
Fri 7/1710:10 pm
PAT
- ORD
2 stops46h 00m
IndiGo
Deal found 6/8![IndiGo logo]()
$1,754
Best flights from Chicago to PatnaDiscover carefully curated flight deals from Chicago to Patna that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Chicago to Patna that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Trip.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
ORD
- PAT
3 stops27h 35m
Multiple Airlines
Fri 8/213:10 pm
PAT
- ORD
3 stops59h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,362
This British Airways deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:00 pm
ORD
- PAT
2 stops29h 15m
British Airways
Mon 9/146:35 pm
PAT
- ORD
2 stops33h 30m
British Airways
Deal found 6/8![British Airways logo]()
$1,825
This CheapOair deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:25 am
ORD
- PAT
2 stops47h 30m
Multiple Airlines
Sat 7/117:10 pm
PAT
- ORD
2 stops49h 00m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,671
This British Airways deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:05 pm
ORD
- PAT
2 stops38h 45m
British Airways
Mon 9/286:35 pm
PAT
- ORD
2 stops28h 25m
British Airways
Deal found 6/5![British Airways logo]()
$1,826
This Orbitz deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:50 pm
ORD
- PAT
2 stops34h 10m
Multiple Airlines
Mon 7/137:10 pm
PAT
- ORD
2 stops35h 10m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,684
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2310:25 pm
ORD
- PAT
3 stops35h 30m
Multiple Airlines
Wed 7/87:10 pm
PAT
- ORD
3 stops33h 35m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$2,450
Last-minute flights from Chicago to PatnaDiscover last-minute flight deals from Chicago to Patna. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Patna. Data last updated June 9, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:10 pm
ORD
- PAT
2 stops38h 55m
IndiGo
Wed 7/810:10 pm
PAT
- ORD
2 stops46h 00m
IndiGo
Deal found 6/8![IndiGo logo]()
$1,647
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:25 am
ORD
- PAT
2 stops47h 40m
Multiple Airlines
Sat 7/117:10 pm
PAT
- ORD
2 stops49h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,688
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:25 am
ORD
- PAT
2 stops47h 30m
Multiple Airlines
Sat 7/117:10 pm
PAT
- ORD
2 stops49h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,671
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:25 am
ORD
- PAT
2 stops47h 30m
Multiple Airlines
Tue 7/141:20 pm
PAT
- ORD
2 stops54h 50m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,673
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 pm
ORD
- PAT
2 stops38h 45m
Multiple Airlines
Mon 7/131:20 pm
PAT
- ORD
2 stops54h 50m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,679
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:10 pm
ORD
- PAT
2 stops38h 45m
IndiGo
Fri 7/1710:10 pm
PAT
- ORD
2 stops46h 00m
IndiGo
Deal found 6/8![IndiGo logo]()
$1,754
This Travelocity deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:50 pm
ORD
- PAT
2 stops34h 10m
Multiple Airlines
Mon 7/137:10 pm
PAT
- ORD
2 stops35h 10m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,684
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
ORD
- PAT
2 stops29h 35m
Multiple Airlines
Thu 7/301:20 pm
PAT
- ORD
2 stops36h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,073
This Trip.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
ORD
- PAT
2 stops54h 30m
Multiple Airlines
Fri 8/212:00 pm
PAT
- ORD
2 stops29h 05m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,276
One-way flights from Chicago to PatnaSearch for one-way flight options from Chicago to Patna. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Chicago to Patna. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 pm
ORD
- PAT
2 stops38h 45m
IndiGo
Deal found 6/9![IndiGo logo]()
$900
This CheapOair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:25 am
ORD
- PAT
2 stops47h 40m
IndiGo
Deal found 6/8![IndiGo logo]()
$918
This CheapOair deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:15 pm
ORD
- PAT
2 stops32h 15m
IndiGo
Deal found 6/6![IndiGo logo]()
$954
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:50 pm
ORD
- PAT
2 stops27h 20m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$955
This Air France deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:20 pm
ORD
- PAT
2 stops27h 05m
Air France
Deal found 6/6![Air France logo]()
$956
This Malaysia Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:50 pm
ORD
- PAT
3 stops49h 35m
Malaysia Airlines
Deal found 6/9![Malaysia Airlines logo]()
$1,576
This Malaysia Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:50 pm
ORD
- PAT
3 stops35h 20m
Malaysia Airlines
Deal found 6/5![Malaysia Airlines logo]()
$2,203
This Malaysia Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:10 pm
ORD
- PAT
3 stops38h 55m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$2,393
This BusinessClass deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:20 pm
ORD
- PAT
3 stops78h 25m
British Airways
Deal found 6/9![British Airways logo]()
$4,028
Find flight deals from Chicago to Patna
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Patna (PAT). 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 June 9, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,045 (oojo) |
One-way from | $900 (CheapOair) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Patna 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 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Chicago to Patna that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Thu 7/23
8:25 pm-10:30 am
3 stops27h 35m
Patna
Fri 8/21
3:10 pm-3:40 pm
3 stops59h 00m
$1,362
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Wed 6/24
11:25 am-9:25 pm
2 stops47h 30m
Patna
Sat 7/11
7:10 pm-9:40 am
2 stops49h 00m
$1,671
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Mon 7/6
9:50 pm-6:30 pm
2 stops34h 10m
Patna
Mon 7/13
7:10 pm-7:50 pm
2 stops35h 10m
$1,684
Quickest round-trip
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Thu 9/10
9:00 pm-12:45 pm
2 stops29h 15m
Patna
Mon 9/14
6:35 pm-5:35 pm
2 stops33h 30m
$1,825
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Thu 9/24
7:05 pm-8:20 pm
2 stops38h 45m
Patna
Mon 9/28
6:35 pm-12:30 pm
2 stops28h 25m
$1,826
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Tue 6/23
10:25 pm-8:25 pm
3 stops35h 30m
Patna
Wed 7/8
7:10 pm-6:15 pm
3 stops33h 35m
$2,450
Cheapest one-way
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Wed 6/24
8:10 pm-9:25 pm
2 stops38h 45m
$900
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Wed 11/25
8:15 pm-4:00 pm
2 stops32h 15m
$954
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Mon 11/30
8:15 pm-5:40 pm
2 stops33h 55m
$954
ChicagoPatna
ORD - PAT
ORDPAT
Chicago O'Hare Intl
Mon 11/30
6:50 pm-9:40 am
2 stops27h 20m
$955
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Chicago to Patna
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Patna in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Patna flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago-Patna flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chicago-Patna flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Patna flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Patna flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to Patna
Have a flexible travel schedule? Discover the best time to fly to Patna from Chicago with our price prediction graph.
CHI-PAT
ORD-PAT
Estimated round-trip 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 Chicago to Patna
CHI-PAT
ORD-PAT
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Patna
Get insights into the airlines that provide service to Patna. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Patna. Reviews last updated June 9, 2026.
Get a feel of what it's like to fly with Air India from Chicago to Patna by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
6.7
Entertainment
4.6
Overall
5.5
Comfort
5.5
Food
5.8
Boarding
6.3
Reviews
1 / 20
6.0
GoodAnonymous,Sep 2024
SFO - DEL
Crew
6.7
Entertainment
4.6
Overall
5.5
Comfort
5.5
Food
5.8
Boarding
6.3
Reviews
1 / 20
6.0
GoodAnonymous,Sep 2024
SFO - DEL
Related info for your journey
Find useful and relevant information for your journey from Chicago to Patna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Chicago and Patna flights
Browse other Chicago and Patna flight options. Last updated on June 9, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Other flights to Patna
Explore flights to Patna departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Chicago to Patna
Discover the top airline that operate flights from Chicago to Patna. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$836 | Average$1,126 | FlexibilityNo cancel fee | On-timeN/A |