$412+ Cheap flights from Illinois to Otopeni Intl (OTP)
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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Illinois to Otopeni Intl 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 Illinois to Otopeni Intl
Keep the following information in mind while searching for Illinois to Otopeni Intl flight deals. Data was last updated June 12, 2025.
Round-trip from | $637 (Scandinavian Airlines) |
|---|---|
One-way from | $443 (Air France) |
Popular in | June |
Cheapest in | February |
Average price | $1,154 |
Find flight deals from Illinois to Otopeni Intl
Cheapest flights from Illinois to Otopeni IntlExplore the most affordable flight options available from Illinois to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Illinois to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 6/12. 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.
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Serbia deal was found by Cheapflights users on 6/10. 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 Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This SWISS deal was found by Cheapflights users on 6/10. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/11. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air France deal was found by Cheapflights users on 6/10. 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.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Otopeni 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Illinois to Bucharest Otopeni Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Tue 9/2
7:15 pm-8:00 pm
1 stop16h 45m
Bucharest Otopeni Intl
Mon 9/29
9:50 pm-10:02 pm
2 stops32h 12m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Mon 8/4
4:05 pm-6:35 pm
2 stops18h 30m
Bucharest Otopeni Intl
Mon 8/18
1:55 pm-2:00 pm
2 stops32h 05m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Sat 8/30
11:45 pm-8:10 am
1 stop24h 25m
Bucharest Otopeni Intl
Tue 9/2
9:45 pm-9:40 am
1 stop19h 55m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Sat 9/13
7:15 pm-7:35 pm
2 stops16h 20m
Bucharest Otopeni Intl
Fri 9/19
1:40 pm-4:10 pm
2 stops34h 30m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Sun 8/10
5:10 pm-5:45 pm
2 stops16h 35m
Bucharest Otopeni Intl
Sun 8/31
5:35 am-12:05 pm
1 stop14h 30m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Sat 8/23
11:20 pm-3:20 pm
1 stop32h 00m
Bucharest Otopeni Intl
Tue 9/9
4:05 pm-2:25 pm
1 stop30h 20m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Mon 7/21
7:05 pm-3:20 pm
1 stop12h 15m
Bucharest Otopeni Intl
Tue 8/12
4:10 pm-12:10 pm
1 stop28h 00m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Fri 9/5
10:30 pm-11:40 pm
1 stop17h 10m
Bucharest Otopeni Intl
Tue 9/23
1:50 pm-7:55 pm
1 stop14h 05m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Fri 9/12
2:00 pm-5:55 pm
2 stops19h 55m
Bucharest Otopeni Intl
Wed 10/1
6:00 am-8:11 pm
2 stops22h 11m
ChicagoBucharest
ORD - OTP
ORDOTP
Chicago O'Hare Intl
Wed 7/30
5:10 pm-8:10 pm
1 stop19h 00m
Bucharest Otopeni Intl
Thu 8/14
8:40 am-3:00 pm
1 stop14h 20m
Best time to book a flight from Illinois to Otopeni Intl
Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Illinois with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Illinois to Bucharest Otopeni Intl Airport
What is the cheapest month to book a flight from Illinois to Bucharest Otopeni Intl Airport?
Currently, November is the cheapest month in which you can book a flight from Illinois to Bucharest Otopeni Intl Airport (average of $604). Flying from Illinois to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,146). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IL to OTP?
Find hourly flight availability from Illinois to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Bucharest Otopeni Intl Airport as you normally would.
Rainfall in Otopeni Intl by month
Plan your trip to Otopeni Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Bucharest Otopeni Intl Airport ranges from 0.8 - 3.1 inches per month. June is typically the wettest month, when rainfall can reach 3.1 in. October is typically the driest time to visit Bucharest Otopeni Intl Airport when rainfall is around 0.8 in.
Temperature in Otopeni Intl by month
Plan your trip to Otopeni Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Bucharest Otopeni Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).
Reviews of airlines servicing Otopeni Intl
Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, KLM and LOT from Illinois to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Illinois to Otopeni Intl. 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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Alternative routes for Illinois to Otopeni Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Illinois to Otopeni Intl
Discover the top 10 airlines that operate flights from Illinois to Otopeni Intl. 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 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$366 | Average$766 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$509 | Average$615 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$517 | Average$644 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$532 | Average$968 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$544 | Average$715 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$550 | Average$965 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$580 | Average$781 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$582 | Average$996 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$586 | Average$926 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$587 | Average$889 | FlexibilityNo cancel fee | On-time79% |