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Cheap flights from Bucharest to Illinois from $398

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to Illinois departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
2:50 pm - 8:05 pmOTP-ORD
13h 15m1 stop
Lufthansa Logo
9:50 pm - 6:35 pmORD-OTP
12h 45m1 stop
$660Lufthansa
Find Deal
vie., nov. 14 - vie., nov. 28
Lufthansa Logo
2:45 pm - 8:05 pmOTP-ORD
13h 20m1 stop
Lufthansa Logo
10:35 pm - 6:40 pmORD-OTP
12h 05m1 stop
$661Lufthansa
Find Deal
jue., nov. 13 - jue., nov. 27
LOT Logo
2:35 pm - 8:00 pmOTP-ORD
13h 25m1 stop
LOT Logo
9:55 pm - 5:40 pmORD-OTP
11h 45m1 stop
$664LOT
Find Deal
sáb., ene. 17 - sáb., feb. 21
LOT Logo
8:20 am - 8:00 pmOTP-ORD
19h 40m1 stop
LOT Logo
5:10 pm - 5:45 pmORD-OTP
16h 35m2 stops
$665LOT
Find Deal
vie., nov. 21 - dom., ago. 23
Multiple Airlines Logo
4:30 am - 5:20 pmOTP-ORD
20h 50m3 stops
Multiple Airlines Logo
6:30 pm - 12:30 amORD-OTP
22h 00m3 stops
$666Multiple Airlines
Find Deal
mié., nov. 12 - vie., nov. 28
Multiple Airlines Logo
5:55 am - 1:10 pmOTP-ORD
15h 15m1 stop
Multiple Airlines Logo
7:05 pm - 3:20 pmORD-OTP
12h 15m1 stop
$667Multiple Airlines
Find Deal
sáb., nov. 22 - lun., may. 11
American Airlines Logo
8:00 am - 3:25 pmOTP-ORD
15h 25m1 stop
American Airlines Logo
8:45 pm - 11:45 pmORD-OTP
19h 00m1 stop
$696American Airlines
Find Deal
jue., nov. 20 - sáb., ene. 10
British Airways Logo
8:20 pm - 1:50 pmOTP-ORD
25h 30m1 stop
British Airways Logo
1:54 pm - 3:05 pmORD-OTP
17h 11m2 stops
$699British Airways
Find Deal
vie., ene. 16 - sáb., feb. 21
Delta Logo
6:00 am - 6:08 pmOTP-MDW
20h 08m2 stops
Delta Logo
5:34 pm - 10:50 pmMDW-OTP
21h 16m2 stops
$744Delta
Find Deal
vie., nov. 14 - jue., nov. 27
Delta Logo
6:00 am - 6:18 pmOTP-MDW
20h 18m2 stops
Delta Logo
9:41 am - 1:50 pmMDW-OTP
20h 09m2 stops
$745Delta
Find Deal
jue., nov. 13 - vie., nov. 28

LOT flights from Bucharest to Illinois

Our best LOT deals on Bucharest to Illinois flight tickets
LOT
Jan 17
OTP2:35 pmBucharest Otopeni Intl
13h 25m
1 stop
ORD8:00 pmChicago O'Hare Intl
Feb 21
ORD9:55 pmChicago O'Hare Intl
11h 45m
1 stop
OTP5:40 pmBucharest Otopeni Intl
$664
Find similar
LOT
Nov 21
OTP8:20 amBucharest Otopeni Intl
19h 40m
1 stop
ORD8:00 pmChicago O'Hare Intl
Aug 23
ORD5:10 pmChicago O'Hare Intl
16h 35m
2 stops
OTP5:45 pmBucharest Otopeni Intl
$665
Find similar
LOT
Nov 21
OTP8:20 amBucharest Otopeni Intl
19h 40m
1 stop
ORD8:00 pmChicago O'Hare Intl
Jan 26
ORD9:55 pmChicago O'Hare Intl
11h 45m
1 stop
OTP5:40 pmBucharest Otopeni Intl
$688
Find similar

United Airlines flights from Bucharest to Illinois

Our best United Airlines deals on Bucharest to Illinois flight tickets
United Airlines
Nov 13
OTP5:50 amBucharest Otopeni Intl
15h 20m
1 stop
ORD1:10 pmChicago O'Hare Intl
Nov 28
ORD9:50 pmChicago O'Hare Intl
12h 45m
1 stop
OTP6:35 pmBucharest Otopeni Intl
$670
Find similar
United Airlines
Nov 21
OTP5:55 amBucharest Otopeni Intl
22h 10m
1 stop
ORD8:05 pmChicago O'Hare Intl
Jan 30
ORD4:20 pmChicago O'Hare Intl
13h 50m
1 stop
OTP2:10 pmBucharest Otopeni Intl
$672
Find similar
United Airlines
Nov 13
OTP2:45 pmBucharest Otopeni Intl
13h 20m
1 stop
ORD8:05 pmChicago O'Hare Intl
Nov 27
ORD1:36 pmChicago O'Hare Intl
21h 04m
2 stops
OTP6:40 pmBucharest Otopeni Intl
$673
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest 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, momondo users made 832,500 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Bucharest to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 11/14

2:50 pm-8:05 pm

1 stop13h 15m

Chicago O'Hare Intl

vie. 11/28

9:50 pm-6:35 pm

1 stop12h 45m

$660

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

jue. 11/13

2:45 pm-8:05 pm

1 stop13h 20m

Chicago O'Hare Intl

jue. 11/27

10:35 pm-6:40 pm

1 stop12h 05m

$661

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

sáb. 1/17

2:35 pm-8:00 pm

1 stop13h 25m

Chicago O'Hare Intl

sáb. 2/21

9:55 pm-5:40 pm

1 stop11h 45m

$664

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 11/21

8:20 am-8:00 pm

1 stop19h 40m

Chicago O'Hare Intl

dom. 8/23

5:10 pm-5:45 pm

2 stops16h 35m

$665

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

mié. 11/12

4:30 am-5:20 pm

3 stops20h 50m

Chicago O'Hare Intl

vie. 11/28

6:30 pm-12:30 am

3 stops22h 00m

$666

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

sáb. 11/22

5:55 am-1:10 pm

1 stop15h 15m

Chicago O'Hare Intl

lun. 5/11

7:05 pm-3:20 pm

1 stop12h 15m

$667

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

jue. 11/20

8:00 am-3:25 pm

1 stop15h 25m

Chicago O'Hare Intl

sáb. 1/10

8:45 pm-11:45 pm

1 stop19h 00m

$696

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 1/16

8:20 pm-1:50 pm

1 stop25h 30m

Chicago O'Hare Intl

sáb. 2/21

1:54 pm-3:05 pm

2 stops17h 11m

$699

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

vie. 11/14

6:00 am-6:08 pm

2 stops20h 08m

Chicago Midway

jue. 11/27

5:34 pm-10:50 pm

2 stops21h 16m

$744

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

jue. 11/13

6:00 am-6:18 pm

2 stops20h 18m

Chicago Midway

vie. 11/28

9:41 am-1:50 pm

2 stops20h 09m

$745

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Bucharest to Illinois

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Bucharest is in February. Flight prices, which tend to average around $605, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $618.

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

The cheapest day to depart from Bucharest to Illinois is on a Tuesday when prices can be found for as low as $676. Flights from Bucharest to Illinois on a Saturday will generally be more expensive and average around $767. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Bucharest to Illinois during this time can be as low as $511. Flights in the evening are often more expensive with an average ticket price of $802.

What is the cheapest Bucharest to Illinois flight route?

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

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

You are more likely to see cheaper flights to Illinois from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $700 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Bucharest for as low as $634 on momondo.

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

There is only 1 cabin class available to choose from on Bucharest to Illinois 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 Bucharest to Illinois flights?

No. A direct flight is the cheapest option for a flight between Bucharest to Illinois.

Cheap Bucharest to Illinois flight deals and tips

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

Direct flights

None
There are no direct flights from Bucharest to Illinois. There are no popular flight routes from Bucharest to Illinois.
Search flight deals

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

    Prices for flights from Bucharest to Illinois are refreshed on a daily basis.

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

  • How old do you have to be to fly from Bucharest to Illinois?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bucharest to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Bucharest to Illinois

Compare and see reviews for airlines that fly from Bucharest to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $493Free CancellationRating
7.3
4,032 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $548Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights
LufthansaPriceFrom $565Free CancellationRating
6.8
7,542 reviews
Search Lufthansa flights
KLMPriceFrom $570Free CancellationRating
7.7
1,406 reviews
Search KLM flights
United AirlinesPriceFrom $571Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights
British AirwaysPriceFrom $581Free CancellationRating
6.7
7,487 reviews
Search British Airways flights
Air FrancePriceFrom $581Free CancellationRating
7.4
1,482 reviews
Search Air France flights
LOTPriceFrom $583Free CancellationRating
7.6
1,135 reviews
Search LOT flights
DeltaPriceFrom $623Free CancellationRating
7.9
7,998 reviews
Search Delta flights

Why use momondo?

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

Finding the right flight to Illinois from Bucharest is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

All flight searches from Bucharest to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Bucharest to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Bucharest are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Illinois trip

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