How long does it take to fly to Chicago?

Average flight duration from Romania to Chicago depends on which airport you fly into and out of. Flying from Bucharest to Chicago O'Hare Intl Airport is 15h 40m on average, while flying from Cluj Napoca to Chicago O'Hare Intl Airport is 16h 10m on average. Chicago O'Hare Intl Airport is the most popular airport in Chicago.

What airlines fly to Chicago?

Lufthansa, LOT and Turkish Airlines are the top three most popular airlines that fly to Chicago from Romania according to our data. Lufthansa is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 11 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

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

Air Serbia and Delta are the most popular carriers operating from Romania to Chicago

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

Prices for flights from Romania to Chicago are updated daily.

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

As of January 2026, there are 11 operators available to choose from for flights from Romania to Chicago.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Romania to Chicago.

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

The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$318 Cheap Flights from Romania to Chicago in 2026

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Find the cheapest flights from Romania to Chicago

Round-trip

One-way

Last minute

Recent round-trip flight deals from Romania to Chicago

Enter your travel dates to find the best prices.

7:40 am - 1:00 pm

OTP

ORD

37h 20m

2 stops

9:40 pm - 6:35 pm

ORD

OTP

12h 55m

1 stop

$584Multiple Airlines

lun., abr. 20 - dom., may. 3

7:40 am - 1:00 pm

OTP

ORD

37h 20m

2 stops

3:35 pm - 12:00 pm

ORD

OTP

12h 25m

1 stop

$596Multiple Airlines

vie., abr. 17 - lun., abr. 27

5:55 am - 3:10 pm

OTP

ORD

17h 15m

2 stops

12:50 pm - 1:55 pm

ORD

OTP

18h 05m

2 stops

$597Air Canada

dom., mar. 1 - mar., mar. 17

5:50 am - 9:13 am

OTP

ORD

34h 23m

2 stops

8:00 am - 3:50 pm

ORD

OTP

24h 50m

2 stops

$600Air Canada

jue., mar. 12 - jue., mar. 19

5:55 am - 4:20 pm

OTP

ORD

17h 25m

1 stop

9:40 pm - 1:10 am

ORD

OTP

19h 30m

1 stop

$607United Airlines

mar., mar. 24 - mar., may. 5

5:55 am - 11:10 am

OTP

ORD

13h 15m

1 stop

3:20 pm - 2:05 pm

ORD

OTP

14h 45m

1 stop

$611United Airlines

lun., feb. 9 - dom., feb. 22

10:50 am - 4:20 pm

CLJ

ORD

13h 30m

1 stop

7:05 pm - 2:50 pm

ORD

CLJ

11h 45m

1 stop

$612SWISS

jue., feb. 12 - dom., abr. 26

3:15 pm - 12:45 pm

CLJ

ORD

29h 30m

1 stop

7:05 pm - 2:50 pm

ORD

CLJ

11h 45m

1 stop

$613SWISS

dom., feb. 22 - dom., abr. 26

8:35 am - 5:55 pm

OTP

MDW

17h 20m

2 stops

12:45 pm - 1:00 pm

MDW

OTP

16h 15m

2 stops

$670KLM

mar., feb. 10 - mar., mar. 3

8:35 am - 5:55 pm

OTP

MDW

17h 20m

2 stops

12:45 pm - 1:00 pm

MDW

OTP

16h 15m

2 stops

$712KLM

mar., feb. 10 - mié., mar. 4

American Airlines flights from Romania to Chicago

Our best American Airlines deals on Romania to Chicago flight tickets

American Airlines

Feb 10

OTP8:00 amBucharest Otopeni Intl

17h 00m

1 stop

ORD5:00 pmChicago O'Hare Intl

Mar 3

ORD6:30 pmChicago O'Hare Intl

20h 25m

1 stop

OTP10:55 pmBucharest Otopeni Intl

$630

American Airlines

Feb 12

OTP8:00 amBucharest Otopeni Intl

19h 40m

2 stops

ORD7:40 pmChicago O'Hare Intl

Feb 25

ORD6:22 pmChicago O'Hare Intl

17h 43m

2 stops

OTP8:05 pmBucharest Otopeni Intl

$648

Delta flights from Romania to Chicago

Our best Delta deals on Romania to Chicago flight tickets

Delta

Feb 9

OTP6:00 amBucharest Otopeni Intl

16h 20m

1 stop

ORD2:20 pmChicago O'Hare Intl

Mar 2

ORD9:48 amChicago O'Hare Intl

18h 17m

2 stops

OTP12:05 pmBucharest Otopeni Intl

$652

Delta

Feb 9

OTP6:00 amBucharest Otopeni Intl

19h 45m

2 stops

ORD5:45 pmChicago O'Hare Intl

Mar 2

ORD9:48 amChicago O'Hare Intl

18h 17m

2 stops

OTP12:05 pmBucharest Otopeni Intl

$658

Delta

Apr 16

OTP7:00 amBucharest Otopeni Intl

19h 36m

2 stops

MDW6:36 pmChicago Midway

Apr 26

MDW9:31 amChicago Midway

19h 29m

2 stops

OTP1:00 pmBucharest Otopeni Intl

$661

Fly from

Fly to

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

lun. 4/20

7:40 am-1:00 pm

2 stops37h 20m

Chicago O'Hare Intl

dom. 5/3

9:40 pm-6:35 pm

1 stop12h 55m

$584

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 4/17

7:40 am-1:00 pm

2 stops37h 20m

Chicago O'Hare Intl

lun. 4/27

3:35 pm-12:00 pm

1 stop12h 25m

$596

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

dom. 3/1

5:55 am-3:10 pm

2 stops17h 15m

Chicago O'Hare Intl

mar. 3/17

12:50 pm-1:55 pm

2 stops18h 05m

$597

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

jue. 3/12

5:50 am-9:13 am

2 stops34h 23m

Chicago O'Hare Intl

jue. 3/19

8:00 am-3:50 pm

2 stops24h 50m

$600

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

mar. 3/24

5:55 am-4:20 pm

1 stop17h 25m

Chicago O'Hare Intl

mar. 5/5

9:40 pm-1:10 am

1 stop19h 30m

$607

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

lun. 2/9

5:55 am-11:10 am

1 stop13h 15m

Chicago O'Hare Intl

dom. 2/22

3:20 pm-2:05 pm

1 stop14h 45m

$611

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

jue. 2/12

10:50 am-4:20 pm

1 stop13h 30m

Chicago O'Hare Intl

dom. 4/26

7:05 pm-2:50 pm

1 stop11h 45m

$612

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

dom. 2/22

3:15 pm-12:45 pm

1 stop29h 30m

Chicago O'Hare Intl

dom. 4/26

7:05 pm-2:50 pm

1 stop11h 45m

$613

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

mar. 2/10

8:35 am-5:55 pm

2 stops17h 20m

Chicago Midway

mar. 3/3

12:45 pm-1:00 pm

2 stops16h 15m

$670

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

mar. 2/10

8:35 am-5:55 pm

2 stops17h 20m

Chicago Midway

mié. 3/4

12:45 pm-1:00 pm

2 stops16h 15m

$712

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 Romania to Chicago

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

Other information

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Romania, with most prices found around $620. If you’re not able to fly to Chicago in September, then February is your next best option. Flight prices from Romania to Chicago during February average around $644.

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

The cheapest day to depart on your flight to Chicago is on a Saturday when prices can be found for as low as $469. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Romania to Chicago for around $469.

What is the cheapest Romania to Chicago flight route?

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

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Romania when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $720 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Romania for as low as $642 on momondo.

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

There are 2 cabin classes available to choose from on Romania to Chicago 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 Romania to Chicago flights?

No. A direct flight is the cheapest option for a flight between Romania to Chicago.

Cheap Romania to Chicago flight deals and tips

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

Best Price Found	$462
Fastest flight time	15h 40m
Direct flights	Mon and Fri
Airports in Chicago	3 airports

The best flight deal from Romania to Chicago found on momondo in the last 72 hours is $462

The fastest flight from Romania to Chicago takes 15h 40m

Direct flights go from Romania to Chicago on Monday and Friday. There are no airlines offering direct flights.

There are 3 airports in Chicago. From Romania there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Romania to Chicago?
Prices for flights from Romania to Chicago are updated daily.
How many operators does momondo search for flights from Romania to Chicago?
As of January 2026, there are 11 operators available to choose from for flights from Romania to Chicago.
How old do you have to be to fly from Romania to Chicago?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Romania to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Romania to Chicago?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Romania to Chicago is Airbus A330 (100.00% of total bookings).

Best airlines flying from Romania to Chicago

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

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $336	Free Cancellation	Rating 7.3 4,207 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $548	Free Cancellation	Rating 7.2 11,195 reviews	Search American Airlines flights
Lufthansa	PriceFrom $554	Free Cancellation	Rating 6.8 7,747 reviews	Search Lufthansa flights
SWISS	PriceFrom $565	Free Cancellation	Rating 7.6 1,861 reviews	Search SWISS flights
United Airlines	PriceFrom $571	Free Cancellation	Rating 7.4 9,203 reviews	Search United Airlines flights
British Airways	PriceFrom $581	Free Cancellation	Rating 6.7 7,702 reviews	Search British Airways flights
LOT	PriceFrom $584	Free Cancellation	Rating 7.5 1,176 reviews	Search LOT flights
KLM	PriceFrom $606	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Air France	PriceFrom $621	Free Cancellation	Rating 7.4 1,526 reviews	Search Air France flights
Delta	PriceFrom $623	Free Cancellation	Rating 7.9 8,118 reviews	Search Delta flights

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Porter

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Saint John

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Romania to Chicago. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Romania to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Romania to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.