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$298+ Cheap flights from Illinois to Romania

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OTP
Apr 22 — Apr 291
Di 4/22
Di 4/29
1 adult, Economy
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Cheap flight deals from Illinois to Romania

Keep the following information in mind while searching for Illinois to Romania flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$579
(KAYAK)

One-way from

$298
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$658
Provider with most accurate pricing for Chicago (CHI)-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Bucharest (BUH) flights.
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From Illinois to Romania
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One-way flight from Illinois to Romania
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Highest demand for flights based on searches. 27% potential increase in price ($280 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Illinois to Romania

Cheapest flights from Illinois to Romania
Explore the most affordable flight options available from Illinois to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This FlightHub deal was found by Cheapflights users on 4/16. 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.
Di 9/1611:25 amORD - OTP
1 stop25h 00mTurkish Airlines
Di 9/309:30 amOTP - ORD
1 stop32h 10mTurkish Airlines
Deal found 4/16$537
This KAYAK deal was found by Cheapflights users on 4/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/75:40 pmORD - OTP
1 stop12h 50mBritish Airways
Mi 11/58:05 amOTP - ORD
2 stops19h 15mBritish Airways
Deal found 4/16$579
This Trip.com deal was found by Cheapflights users on 4/16. 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.
Sa 9/137:15 pmORD - OTP
1 stop17h 20mScandinavian Airlines
Sa 9/279:25 pmOTP - ORD
1 stop26h 45mScandinavian Airlines
Deal found 4/16$582
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Mi 5/76:35 pmORD - OTP
1 stop12h 45mMultiple Airlines
Mi 11/55:55 amOTP - ORD
2 stops16h 50mMultiple Airlines
Deal found 4/17$590
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Mi 5/76:35 pmORD - OTP
1 stop12h 45mSWISS
Mi 11/54:35 pmOTP - ORD
1 stop31h 40mSWISS
Deal found 4/17$615
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/75:40 pmORD - OTP
1 stop12h 50mAmerican Airlines
Mi 11/58:05 amOTP - ORD
1 stop16h 55mAmerican Airlines
Deal found 4/17$618
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Mi 5/78:40 amORD - OTP
2 stops22h 40mAir Canada
Mi 11/55:55 amOTP - ORD
2 stops22h 30mAir Canada
Deal found 4/17$620
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fr 10/179:40 pmORD - OTP
1 stop19h 20mUnited Airlines
Fr 10/312:30 pmOTP - ORD
2 stops36h 55mUnited Airlines
Deal found 4/17$641
This Delta deal was found by Cheapflights users on 4/17. 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.
Do 11/135:59 pmMDW - OTP
2 stops19h 21mDelta
Di 12/26:00 amOTP - MDW
2 stops20h 36mDelta
Deal found 4/17$645
This Delta deal was found by Cheapflights users on 4/16. 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.
Mo 8/114:20 pmORD - OTP
1 stop12h 40mDelta
Fr 8/297:00 amOTP - ORD
1 stop15h 10mDelta
Deal found 4/16$645
This Air Serbia deal was found by Cheapflights users on 4/16. 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.
Sa 8/3011:20 pmORD - OTP
1 stop19h 45mAir Serbia
Sa 9/204:05 pmOTP - ORD
1 stop12h 55mAir Serbia
Deal found 4/16$657
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Di 5/610:30 pmORD - CLJ
2 stops18h 00mMultiple Airlines
Do 5/2210:40 amCLJ - ORD
1 stop33h 30mMultiple Airlines
Deal found 4/16$659

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Romania 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 April 17, 2025.
Use the filters below to find and compare flights from Illinois to Romania that are best for you.

Fly from

Illinois

Fly to

Romania

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Di 9/16

11:25 am-8:25 pm

1 stop25h 00m

Bucharest Otopeni Intl

Di 9/30

9:30 am-9:40 am

1 stop32h 10m

$537

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mi 5/7

5:40 pm-2:30 pm

1 stop12h 50m

Bucharest Otopeni Intl

Mi 11/5

8:05 am-7:20 pm

2 stops19h 15m

$579

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sa 9/13

7:15 pm-8:35 pm

1 stop17h 20m

Bucharest Otopeni Intl

Sa 9/27

9:25 pm-4:10 pm

1 stop26h 45m

$582

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mi 5/7

6:35 pm-3:20 pm

1 stop12h 45m

Bucharest Otopeni Intl

Mi 11/5

5:55 am-2:45 pm

2 stops16h 50m

$590

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mi 5/7

6:35 pm-3:20 pm

1 stop12h 45m

Bucharest Otopeni Intl

Mi 11/5

4:35 pm-4:15 pm

1 stop31h 40m

$615

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mi 5/7

5:40 pm-2:30 pm

1 stop12h 50m

Bucharest Otopeni Intl

Mi 11/5

8:05 am-5:00 pm

1 stop16h 55m

$618

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mi 5/7

8:40 am-3:20 pm

2 stops22h 40m

Bucharest Otopeni Intl

Mi 11/5

5:55 am-8:25 pm

2 stops22h 30m

$620

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mo 8/11

4:20 pm-1:00 pm

1 stop12h 40m

Bucharest Otopeni Intl

Fr 8/29

7:00 am-2:10 pm

1 stop15h 10m

$645

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sa 8/30

11:20 pm-3:05 am

1 stop19h 45m

Bucharest Otopeni Intl

Sa 9/20

4:05 pm-9:00 pm

1 stop12h 55m

$657

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

So 8/3

4:20 pm-12:10 am

1 stop23h 50m

Bucharest Otopeni Intl

Di 9/2

6:35 am-1:20 pm

1 stop14h 45m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

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

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Romania (average of $604). Flying from Illinois to Romania in June is currently the most expensive (average of $1,175). 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 RO?

Find hourly flight availability from Illinois to Romania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Romania as you normally would.

Rainfall in Romania by month

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

In terms of precipitation, rainfall in Romania 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 Romania when rainfall is around 0.8 in.

Temperature in Romania by month

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

If weather is an important factor for your trip to Romania, 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 Romania

Get insights into the airlines that provide service to Romania. 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 Romania. Reviews last updated April 17, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and LOT from Illinois to Romania to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
775 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Romania. 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 Illinois to Romania one-way?

    For one-way options, check prices for SWISS. According to our data, you can fly for as low as $465. Users have also found prices from $469 and $482 on Austrian Airlines and Turkish Airlines, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Romania (average of $604). Flying from Illinois to Romania in June is currently the most expensive (average of $1,175). 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 Illinois to Romania

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

Discover the top 10 airlines that operate flights from Illinois to Romania. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$326Average$818FlexibilityNo cancel feeOn-time77%
SWISSCheapest$490Average$725FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$510Average$680FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$522Average$731FlexibilityNo cancel feeOn-time70%
LOTCheapest$532Average$898FlexibilityNo cancel feeOn-time81%
Austrian AirlinesCheapest$548Average$993FlexibilityNo cancel feeOn-time78%
Air FranceCheapest$549Average$1,201FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$553Average$1,046FlexibilityNo cancel feeOn-time76%
DeltaCheapest$568Average$1,083FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$574Average$960FlexibilityNo cancel feeOn-time69%

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