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$366+ Cheap flights from Romania to Chicago (CHI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — CHI
Mar 16 — Mar 231
Mon 3/16
Mon 3/23
1 adult, Economy
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Cheap flight deals from Romania to Chicago

Cheapest flights from Romania to Chicago
Explore the most affordable flight options available from Romania to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.

This Expedia deal was found by Cheapflights users on 2/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:00 am
OTP
-
ORD
Nonstop10h 50m
Multiple Airlines
Thu 7/303:35 pm
ORD
-
OTP
1 stop12h 25m
Multiple Airlines
Deal found 2/11$366
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:15 pm
CLJ
-
ORD
2 stops37h 35m
Multiple Airlines
Tue 9/19:40 pm
ORD
-
CLJ
1 stop11h 45m
Multiple Airlines
Deal found 2/11$617
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:20 am
OTP
-
ORD
1 stop19h 40m
LOT
Wed 3/1110:55 pm
ORD
-
OTP
1 stop17h 20m
LOT
Deal found 2/10$624
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:35 am
OTP
-
ORD
1 stop22h 25m
LOT
Thu 3/59:55 pm
ORD
-
OTP
1 stop31h 55m
LOT
Deal found 2/10$626
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:35 am
OTP
-
ORD
1 stop22h 25m
LOT
Tue 4/79:50 pm
ORD
-
OTP
1 stop32h 00m
LOT
Deal found 2/11$628
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:20 am
OTP
-
ORD
1 stop14h 50m
LOT
Tue 10/209:50 pm
ORD
-
OTP
1 stop11h 55m
LOT
Deal found 2/13$629
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:30 pm
OTP
-
ORD
1 stop33h 20m
LOT
Fri 4/179:50 pm
ORD
-
OTP
1 stop32h 00m
LOT
Deal found 2/13$630
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:05 am
CLJ
-
ORD
2 stops21h 17m
Multiple Airlines
Wed 9/22:20 pm
ORD
-
CLJ
1 stop11h 40m
Multiple Airlines
Deal found 2/13$633
This Booking.com deal was found by Cheapflights users on 2/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/92:35 pm
OTP
-
ORD
1 stop13h 15m
LOT
Wed 4/229:50 pm
ORD
-
OTP
1 stop11h 55m
LOT
Deal found 2/12$638
This FlightHub deal was found by Cheapflights users on 2/11. 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.
Sun 9/208:20 am
OTP
-
ORD
1 stop14h 50m
LOT
Thu 10/229:50 pm
ORD
-
OTP
1 stop20h 00m
LOT
Deal found 2/11$639
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:20 pm
OTP
-
ORD
2 stops37h 30m
Multiple Airlines
Sun 10/189:40 pm
ORD
-
OTP
1 stop12h 55m
Multiple Airlines
Deal found 2/13$640
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/318:25 pm
CLJ
-
ORD
2 stops35h 57m
Multiple Airlines
Wed 8/263:35 pm
ORD
-
CLJ
1 stop13h 35m
Multiple Airlines
Deal found 2/13$657

Find flight deals from Romania to Chicago

Keep the following information in mind while searching for Romania to Chicago flight deals. Data was last updated February 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$366
(Expedia)

Popular in

July

Cheapest in

September

Average price

$715

Good round-trip deal

$462 or less
Provider with most accurate pricing for Bucharest (BUH)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bucharest (BUH)-Chicago (CHI) flights.
Search Deals
From Romania to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Romania to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Romania 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 2,558,603 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Romania to Chicago that are best for you.

Fly from

Romania

Fly to

Chicago

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 2/26

8:20 am-8:00 pm

1 stop19h 40m

Chicago O'Hare Intl

Wed 3/11

10:55 pm-11:15 pm

1 stop17h 20m

$624

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Tue 4/21

2:35 pm-7:50 pm

1 stop13h 15m

Chicago O'Hare Intl

Wed 7/22

9:50 pm-5:45 pm

1 stop11h 55m

$628

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 3/6

2:35 pm-8:00 pm

1 stop13h 25m

Chicago O'Hare Intl

Tue 4/7

9:50 pm-1:50 pm

1 stop32h 00m

$653

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Tue 3/24

1:55 pm-3:20 pm

1 stop32h 25m

Chicago O'Hare Intl

Tue 4/28

5:10 pm-3:50 pm

1 stop14h 40m

$668

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 3/6

6:00 am-2:20 pm

1 stop16h 20m

Chicago O'Hare Intl

Tue 4/7

10:40 am-12:45 pm

2 stops18h 05m

$670

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Tue 3/24

6:05 am-4:10 pm

1 stop17h 05m

Chicago O'Hare Intl

Tue 4/28

11:08 am-12:45 pm

2 stops17h 37m

$675

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 3/18

6:00 am-3:20 pm

1 stop16h 20m

Chicago O'Hare Intl

Mon 4/20

1:36 pm-5:20 pm

2 stops19h 44m

$676

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 3/2

6:00 am-2:20 pm

1 stop16h 20m

Chicago O'Hare Intl

Mon 3/9

10:40 am-1:00 pm

2 stops19h 20m

$676

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 4/9

2:00 pm-7:50 pm

1 stop13h 50m

Chicago O'Hare Intl

Wed 4/22

9:50 pm-5:30 pm

1 stop11h 40m

$678

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 8/5

9:35 am-7:09 pm

1 stop17h 34m

Chicago O'Hare Intl

Mon 10/26

10:50 pm-6:35 pm

1 stop12h 45m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 55 results
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6

Best time to book a flight from Romania to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Romania with our price prediction graph.
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 Romania to Chicago

What is the cheapest month to book a flight from Romania to Chicago?

Currently, August is the cheapest month in which you can book a flight from Romania to Chicago (average of $452). Flying from Romania to Chicago in December is currently the most expensive (average of $630). 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.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated February 14, 2026.
Peruse reviews from past customers who have flown with KLM, LOT, and United Airlines from Romania to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,454 reviews
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
LOT
7.5
Good
1,179 reviews
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,295 reviews
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,217 reviews
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,785 reviews
KLM
7.7
Good
1,454 reviews

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Romania to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Romania to Chicago?

    LOT, Delta, and United Airlines can get you from Romania to Chicago in just under 16h 20m. Your travel time can differ by up to 9h 23m. Airlines will cover a distance of 5198 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Romania to Chicago one-way?

    The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $387. However, be on the lookout for offers from British Airways and Lufthansa, as they are both options that can get you from Romania to Chicago for a low price.

  • What are the most popular routes from Romania to Chicago?

    When deciding which route to take from Romania to Chicago consider Bucharest Otopeni Intl - Chicago O'Hare Intl, Cluj Napoca - Chicago O'Hare Intl or Bucharest Otopeni Intl - Chicago Midway as they are the most popular.

  • What are the cheapest flights from Romania to Chicago?

    The cheapest flight price from Romania to Chicago is $457. On average you can expect to pay $469. The most popular route, (Bucharest Otopeni Intl - Chicago O'Hare Intl), can usually be booked for $655.

  • Can I find deals for flights from Romania to Chicago that include hotel bookings?

    Yes. In addition to deals on Romania to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Romania to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Romania to Chicago.

  • Can I find deals for business class flights from Romania to Chicago?

    Yes. Cheapflights offers flight deals from Romania 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.

  • What is the cheapest month to book a flight from Romania to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Romania to Chicago (average of $452). Flying from Romania to Chicago in December is currently the most expensive (average of $630). 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.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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Alternative routes for Romania to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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London City to O'Hare Intl flights
Stansted to O'Hare Intl flights
Amsterdam to O'Hare Intl flights
Madrid to Midway flights
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Bergamo to O'Hare Intl flights
Istanbul to O'Hare Intl flights
Duesseldorf Intl to O'Hare Intl flights
Linate to O'Hare Intl flights
Luton to O'Hare Intl flights
Dublin to O'Hare Intl flights
Katowice to O'Hare Intl flights
Barcelona-El Prat to Midway flights
Leonardo da Vinci/Fiumicino to Midway flights
Beauvais-Tille to O'Hare Intl flights
Munich to Midway flights
Ciampino to O'Hare Intl flights
Vilnius to O'Hare Intl flights
Amsterdam to Midway flights
Bruxelles-National to Midway flights
Frankfurt to St. Louis flights
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Top 10 airlines flying from Romania to Chicago

Discover the top 10 airlines that operate flights from Romania to Chicago. 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 February 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$336Average$736FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$581Average$671FlexibilityNo cancel feeOn-time70%
LOTCheapest$587Average$712FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$595Average$595FlexibilityNo cancel feeOn-time71%
SWISSCheapest$602Average$661FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$604Average$822FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$609Average$842FlexibilityNo cancel feeOn-time76%
KLMCheapest$612Average$834FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$621Average$662FlexibilityNo cancel feeOn-time77%
DeltaCheapest$623Average$634FlexibilityNo cancel feeOn-timeN/A

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