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$279+ Cheap flights from Romania to Illinois

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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — ORD
מאי 6 — מאי 131
ג' 5/6
ג' 5/13
1 adult, Economy
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Cheap flight deals from Romania to Illinois

Keep the following information in mind while searching for Romania to Illinois flight deals. Data was last updated מאי 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$603
(Scandinavian Airlines)

One-way from

$279
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$689
Provider with most accurate pricing for Bucharest (BUH)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Bucharest (BUH)-Chicago (CHI) flights.
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From Romania to Illinois
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One-way flight from Romania to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Romania to Illinois

Cheapest flights from Romania to Illinois
Explore the most affordable flight options available from Romania to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on מאי 1, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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.
א' 6/159:25 pmOTP - ORD
1 stop26h 45mScandinavian Airlines
ה' 9/187:15 pmORD - OTP
1 stop17h 55mScandinavian Airlines
Deal found 4/30$605
This oojo deal was found by Cheapflights users on 5/1. 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.
ו' 9/265:35 amOTP - ORD
2 stops41h 35mLOT
ו' 10/109:40 pmORD - OTP
1 stop20h 10mLOT
Deal found 5/1$606
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 6/68:35 amOTP - ORD
1 stop13h 35mMultiple Airlines
ג' 7/85:10 pmORD - OTP
1 stop14h 40mMultiple Airlines
Deal found 4/30$621
This Delta deal was found by Cheapflights users on 4/30. 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.
ו' 6/67:00 amOTP - ORD
1 stop15h 10mDelta
ג' 7/811:00 amORD - OTP
2 stops17h 10mDelta
Deal found 4/30$622
This British Airways deal was found by Cheapflights users on 4/29. 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.
ב' 9/88:25 amOTP - ORD
1 stop17h 50mBritish Airways
ב' 9/224:56 pmORD - OTP
2 stops16h 29mBritish Airways
Deal found 4/29$623
This Delta deal was found by Cheapflights users on 5/1. 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.
ו' 6/137:00 amOTP - MDW
2 stops19h 41mDelta
ד' 7/91:09 pmMDW - OTP
2 stops15h 01mDelta
Deal found 5/1$626
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ג' 6/176:05 pmOTP - ORD
1 stop28h 05mKLM
ד' 9/174:50 pmORD - OTP
1 stop14h 35mKLM
Deal found 4/30$626
This oojo deal was found by Cheapflights users on 4/30. 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.
ש' 7/126:05 pmCLJ - ORD
1 stop26h 00mLOT
ג' 7/299:40 pmORD - CLJ
1 stop31h 40mLOT
Deal found 4/30$682
This United Airlines deal was found by Cheapflights users on 4/30. 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.
ה' 6/196:00 amOTP - ORD
2 stops20h 15mUnited Airlines
ה' 9/42:32 pmORD - OTP
2 stops20h 03mUnited Airlines
Deal found 4/30$697
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ב' 5/263:20 pmCLJ - ORD
1 stop28h 50mSWISS
א' 6/87:05 pmORD - CLJ
1 stop11h 30mSWISS
Deal found 4/30$735
This Austrian Airlines deal was found by Cheapflights users on 4/30. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 6/136:35 amOTP - ORD
1 stop14h 45mAustrian Airlines
ה' 9/1812:50 pmORD - OTP
2 stops18h 30mAustrian Airlines
Deal found 4/30$748
This Air Canada deal was found by Cheapflights users on 4/30. 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.
ד' 6/46:00 amOTP - ORD
2 stops40h 47mAir Canada
ג' 7/810:40 amORD - OTP
2 stops20h 40mAir Canada
Deal found 4/30$761

Cheapflights Fare Finder

Customize your flight search to find flights from Romania to Illinois 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 מאי 1, 2025.
Use the filters below to find and compare flights from Romania to Illinois that are best for you.

Fly from

Romania

Fly to

Illinois

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

א' 6/15

9:25 pm-4:10 pm

1 stop26h 45m

Chicago O'Hare Intl

ה' 9/18

7:15 pm-9:10 pm

1 stop17h 55m

$603

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ו' 9/26

5:35 am-3:10 pm

2 stops41h 35m

Chicago O'Hare Intl

ו' 10/10

9:40 pm-1:50 am

1 stop20h 10m

$606

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ה' 5/22

9:15 pm-5:00 pm

1 stop27h 45m

Chicago O'Hare Intl

ה' 6/5

8:30 pm-1:25 am

1 stop20h 55m

$620

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ו' 6/6

8:35 am-2:10 pm

1 stop13h 35m

Chicago O'Hare Intl

ג' 7/8

5:10 pm-8:10 pm

1 stop19h 00m

$621

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ו' 6/6

7:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

ג' 7/8

11:00 am-12:10 pm

2 stops17h 10m

$622

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ב' 6/16

6:05 pm-2:10 pm

1 stop28h 05m

Chicago O'Hare Intl

ב' 9/15

4:50 pm-3:25 pm

1 stop14h 35m

$626

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

ו' 6/13

7:00 am-6:41 pm

2 stops19h 41m

Chicago Midway

ד' 7/9

1:09 pm-12:10 pm

2 stops15h 01m

$626

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

ו' 5/23

2:00 pm-7:40 pm

1 stop13h 40m

Chicago O'Hare Intl

ו' 6/6

9:40 pm-5:30 pm

1 stop11h 50m

$650

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

ה' 6/19

6:00 am-6:15 pm

2 stops20h 15m

Chicago O'Hare Intl

ה' 9/4

2:32 pm-6:35 pm

2 stops20h 03m

$697

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

א' 5/18

6:00 am-6:15 pm

1 stop20h 15m

Chicago O'Hare Intl

ש' 6/28

2:06 pm-1:05 pm

2 stops14h 59m

$735

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 54 results
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Best time to book a flight from Romania to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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 Illinois

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

Currently, August is the cheapest month in which you can book a flight from Romania to Illinois (average of $245). Flying from Romania to Illinois in March is currently the most expensive (average of $321). 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 RO to IL?

Find hourly flight availability from Romania to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated מאי 1, 2025.

When flying from Romania to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated מאי 1, 2025.
See what other customers who have flown with Emirates, Delta and KLM from Romania to Illinois have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.0
Very good
3,218 reviews
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Delta
8.0
Very good
7,934 reviews
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
KLM
7.8
Good
1,334 reviews
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
LOT
7.6
Good
1,069 reviews
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Austrian Airlines
7.6
Good
781 reviews
Emirates
8.0
Very good
3,218 reviews

Food

7.8

Entertainment

8.2

Boarding

8.1

Crew

8.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

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

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

    $352 is the cheapest one-way deal found within the past few days, from Air Serbia. You may also be able to find cheap deals on Scandinavian Airlines and SWISS, with prices starting from $565 and $629, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Romania to Illinois 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 Illinois?

    Currently, August is the cheapest month in which you can book a flight from Romania to Illinois (average of $245). Flying from Romania to Illinois in March is currently the most expensive (average of $321). 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

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Alternative routes for Romania to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Romania to Illinois

Discover the top 10 airlines that operate flights from Romania to Illinois. 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 מאי 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$336Average$694FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$485Average$882FlexibilityNo cancel feeOn-time78%
American AirlinesCheapest$548Average$595FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$552Average$793FlexibilityNo cancel feeOn-time76%
SWISSCheapest$565Average$646FlexibilityNo cancel feeOn-time79%
LOTCheapest$568Average$729FlexibilityNo cancel feeOn-time81%
KLMCheapest$570Average$698FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$580Average$696FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$581Average$654FlexibilityNo cancel feeOn-time77%
DeltaCheapest$585Average$634FlexibilityNo cancel feeOn-timeN/A

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