What is the cheapest airline that flies from Illinois to Romania?

SWISS, KLM, and Air France are the most popular carriers operating from Illinois to Romania

What airlines fly to Romania?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Romania from Illinois according to our data. Lufthansa is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 12 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Illinois to Romania?

Prices for flights from Illinois to Romania are updated daily.

How many operators does momondo search for flights from Illinois to Romania?

As of July 2026, there are 12 operators available to choose from for flights from Illinois to Romania.

How old do you have to be to fly from Illinois to Romania?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Romania.

What documentation or ID do you need to fly to Romania?

The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$253 Cheap Flights from Illinois to Romania in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Romania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:11 am - 1:30 pm

ORD

TSR

22h 19m

2 stops

6:05 am - 5:43 pm

TSR

ORD

19h 38m

2 stops

$787Multiple Airlines

Wed, Aug 19 - Fri, Nov 20

4:40 pm - 3:05 am

ORD

OTP

26h 25m

1 stop

4:05 pm - 9:15 pm

OTP

ORD

13h 10m

1 stop

$788Air Serbia

Wed, Aug 26 - Sat, Sep 12

2:00 pm - 1:00 pm

ORD

OTP

15h 00m

2 stops

2:00 pm - 2:15 pm

OTP

ORD

32h 15m

1 stop

$789Delta

Mon, Oct 19 - Wed, Oct 21

11:05 am - 3:20 pm

ORD

OTP

20h 15m

2 stops

4:10 pm - 12:35 pm

OTP

ORD

28h 25m

1 stop

$790Multiple Airlines

Sun, Aug 16 - Mon, Aug 24

8:10 pm - 8:15 pm

ORD

OTP

16h 05m

1 stop

9:30 am - 9:40 am

OTP

ORD

32h 10m

1 stop

$791Turkish Airlines

Mon, Aug 17 - Mon, Sep 14

1:57 pm - 6:35 pm

ORD

OTP

20h 38m

2 stops

6:30 am - 7:52 pm

OTP

ORD

21h 22m

2 stops

$792Air Canada

Mon, Nov 2 - Sat, Nov 14

9:21 pm - 3:50 pm

ORD

OTP

35h 29m

2 stops

6:30 am - 6:27 pm

OTP

ORD

19h 57m

2 stops

$794Air Canada

Fri, Oct 30 - Wed, Nov 18

11:22 am - 1:40 pm

ORD

OTP

18h 18m

2 stops

7:05 am - 8:55 pm

OTP

ORD

21h 50m

2 stops

$795Delta

Wed, Aug 12 - Wed, Aug 26

7:15 pm - 11:30 pm

ORD

OTP

20h 15m

2 stops

8:35 am - 4:45 pm

OTP

ORD

40h 10m

2 stops

$796Scandinavian Airlines

Sat, Dec 26 - Wed, Dec 30

8:10 pm - 6:05 pm

ORD

TSR

37h 55m

2 stops

10:15 am - 9:40 am

TSR

ORD

31h 25m

1 stop

$801Turkish Airlines

Tue, Sep 1 - Tue, Sep 22

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SWISS flights from Illinois to Romania

Our best SWISS deals on Illinois to Romania flight tickets

SWISS

Aug 2

ORD7:05 pmChicago O'Hare Intl

22h 05m

1 stop

OTP1:10 amBucharest Otopeni Intl

Aug 24

OTP4:10 pmBucharest Otopeni Intl

28h 25m

1 stop

ORD12:35 pmChicago O'Hare Intl

$791

SWISS

Jul 12

ORD2:20 pmChicago O'Hare Intl

16h 30m

1 stop

CLJ2:50 pmCluj Napoca

Aug 17

CLJ3:35 pmCluj Napoca

29h 00m

1 stop

ORD12:35 pmChicago O'Hare Intl

$938

SWISS

Jul 7

ORD7:05 pmChicago O'Hare Intl

30h 55m

1 stop

CLJ10:00 amCluj Napoca

Sep 7

CLJ3:35 pmCluj Napoca

29h 00m

1 stop

ORD12:35 pmChicago O'Hare Intl

$1,008

LOT flights from Illinois to Romania

Our best LOT deals on Illinois to Romania flight tickets

LOT

Aug 17

ORD9:50 pmChicago O'Hare Intl

11h 55m

1 stop

OTP5:45 pmBucharest Otopeni Intl

Aug 31

OTP6:30 pmBucharest Otopeni Intl

33h 20m

1 stop

ORD7:50 pmChicago O'Hare Intl

$797

LOT

Aug 6

ORD9:50 pmChicago O'Hare Intl

17h 25m

1 stop

OTP11:15 pmBucharest Otopeni Intl

Aug 25

OTP6:30 pmBucharest Otopeni Intl

28h 40m

2 stops

ORD3:10 pmChicago O'Hare Intl

$798

LOT

Aug 8

ORD9:50 pmChicago O'Hare Intl

11h 55m

1 stop

OTP5:45 pmBucharest Otopeni Intl

Aug 25

OTP6:30 pmBucharest Otopeni Intl

33h 20m

1 stop

ORD7:50 pmChicago O'Hare Intl

$799

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTimisoara

ORD - TSR

ORDTSR

Chicago O'Hare Intl

Wed 8/19

7:11 am-1:30 pm

2 stops22h 19m

Timisoara

Fri 11/20

6:05 am-5:43 pm

2 stops19h 38m

$787

Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/26

4:40 pm-3:05 am

1 stop26h 25m

Bucharest Otopeni Intl

Sat 9/12

4:05 pm-9:15 pm

1 stop13h 10m

$788

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 10/19

2:00 pm-1:00 pm

2 stops15h 00m

Bucharest Otopeni Intl

Wed 10/21

2:00 pm-2:15 pm

1 stop32h 15m

$789

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/16

11:05 am-3:20 pm

2 stops20h 15m

Bucharest Otopeni Intl

Mon 8/24

4:10 pm-12:35 pm

1 stop28h 25m

$790

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/17

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Mon 9/14

9:30 am-9:40 am

1 stop32h 10m

$791

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/2

1:57 pm-6:35 pm

2 stops20h 38m

Bucharest Otopeni Intl

Sat 11/14

6:30 am-7:52 pm

2 stops21h 22m

$792

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 10/30

9:21 pm-3:50 pm

2 stops35h 29m

Bucharest Otopeni Intl

Wed 11/18

6:30 am-6:27 pm

2 stops19h 57m

$794

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

11:22 am-1:40 pm

2 stops18h 18m

Bucharest Otopeni Intl

Wed 8/26

7:05 am-8:55 pm

2 stops21h 50m

$795

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 12/26

7:15 pm-11:30 pm

2 stops20h 15m

Bucharest Otopeni Intl

Wed 12/30

8:35 am-4:45 pm

2 stops40h 10m

$796

ChicagoTimisoara

ORD - TSR

ORDTSR

Chicago O'Hare Intl

Tue 9/1

8:10 pm-6:05 pm

2 stops37h 55m

Timisoara

Tue 9/22

10:15 am-9:40 am

1 stop31h 25m

$801

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Romania

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Romania?

The cheapest month to fly to Romania from Illinois is in May. Flight prices, which tend to average around $280, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of May, then departing from Illinois during the month April is also very affordable. Most momondo users find prices during this month for around $301.

What is the cheapest day to depart on your flight to Romania?

The cheapest day to depart on your flight to Romania is on a Tuesday when prices can be found for as low as $853. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $893. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

What is the cheapest Illinois to Romania flight route?

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Illinois - Romania flight prices

How far in advance should I book a flight from Illinois to Romania?

You are more likely to see cheaper flights to Romania from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Romania for around $736 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Romania from Illinois for as low as $365 on momondo.

What cabin class options are available on Illinois to Romania flights?

There are 3 cabin classes available to choose from on Illinois to Romania flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Romania flights?

You could potentially save up to 23% on your flight if you consider stops on a Illinois to Romania flight.

Cheap Illinois to Romania flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Romania

Best Price Found	$478
Fastest flight time	11h 40m
Direct flights	None

The best one-way flight to Romania from Illinois in the past 72 hours is $478. The best round-trip flight deal from Illinois to Romania found on momondo in the last 72 hours is $932.

The fastest flight from Illinois to Romania takes 11h 40m

There are no direct flights from Illinois to Romania. There are no popular flight routes from Illinois to Romania.

Search flight deals

Frequently asked questions about flying from Illinois to Romania

When did momondo last update prices for flights from Illinois to Romania?
Prices for flights from Illinois to Romania are updated daily.
How many operators does momondo search for flights from Illinois to Romania?
As of July 2026, there are 12 operators available to choose from for flights from Illinois to Romania.
How old do you have to be to fly from Illinois to Romania?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Romania.
What documentation or ID do you need to fly to Romania?
The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Illinois to Romania?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Romania is Airbus A330 (85.98% of total bookings). The next most popular plane model is Airbus A330-200 (14.02%).

Best airlines flying from Illinois to Romania

Compare and see reviews for airlines that fly from Illinois to Romania with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $300	Free Cancellation	Rating 7.4 9,930 reviews	Search United Airlines flights
British Airways	PriceFrom $418	Free Cancellation	Rating 6.7 8,095 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.4 4,437 reviews	Search Turkish Airlines flights
Air France	PriceFrom $510	Free Cancellation	Rating 7.5 1,618 reviews	Search Air France flights
Air Serbia	PriceFrom $537	Free Cancellation	Rating 6.1 232 reviews	Search Air Serbia flights
KLM	PriceFrom $541	Free Cancellation	Rating 7.8 1,533 reviews	Search KLM flights
Lufthansa	PriceFrom $549	Free Cancellation	Rating 6.8 8,110 reviews	Search Lufthansa flights
LOT	PriceFrom $568	Free Cancellation	Rating 7.5 1,210 reviews	Search LOT flights
SWISS	PriceFrom $569	Free Cancellation	Rating 7.5 1,988 reviews	Search SWISS flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.8 8,454 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Romania?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Romania from Illinois.

Can I find flights from Illinois to Romania with flexible booking policies on momondo?

momondo does allow users to show only those flights to Romania from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Romania?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Romania from Illinois.

I’m not ready to book a flight from Illinois to Romania right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Romania, momondo offers a useful price alert feature which will track prices for flights to Romania from Illinois and alert you when they change.

An easier way to manage your Romania trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights from Illinois

Other flights to Romania

Airlines

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Complete your trip

Feeling lucky

Popular cities in Romania

Flights to Bucharestfrom $577

Flights to Cluj Napocafrom $659

Flights to Timisoarafrom $713

Flights to Iaşifrom $665

Flights to Sibiufrom $655

Flights to Oradeafrom $880

Flights to Suceavafrom $1,070

Flights to Constanţafrom $958

Flights to Bacăufrom $1,298

Flights to Târgu Mureş

Flights to Satu Marefrom $876

Flights to Baia Mare

Cheap flights from Illinois to Romania from $253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Romania departing on 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Illinois to Romania

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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SWISS flights from Illinois to Romania

Our best SWISS deals on Illinois to Romania flight tickets

LOT flights from Illinois to Romania

Our best LOT deals on Illinois to Romania flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to Romania that are best for you.

See travel insights to Romania from

How to get the cheapest flight ticket from Illinois to Romania

What is the cheapest month to fly to Romania?

What is the cheapest day to depart on your flight to Romania?

What is the cheapest Illinois to Romania flight route?

How far in advance should I book a flight from Illinois to Romania?

What cabin class options are available on Illinois to Romania flights?

Can stopping save me money on Illinois to Romania flights?

What is the cheapest airline that flies from Illinois to Romania?

What airlines fly to Romania?

Cheap Illinois to Romania flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Romania

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Illinois to Romania

Best airlines flying from Illinois to Romania

Compare and see reviews for airlines that fly from Illinois to Romania with momondo

Why use momondo?

An easier way to manage your Romania trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Romania

Popular cities in Romania

Popular flights according to clicks in the last 7 days on momondo

Illinois flight routes

According to popular flight searches on momondo this year

Romania flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Romania

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Romania

List of cabin classes available on flights landing in Romania. Availability may vary depending on flight origin and airline.

Complete your trip to Romania

Explore popular destinations other users love

According to popular flight searches on momondo this year