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Cheap flights from Bucharest to Illinois from $314

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 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Bucharest to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 am - 1:00 pm
OTP
-
ORD
35h 30m
1 stop
Multiple Airlines Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
$547Multiple Airlines
Fri, Apr 17 - Sun, May 3
Multiple Airlines Logo
9:30 am - 1:00 pm
OTP
-
ORD
35h 30m
1 stop
Multiple Airlines Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
$550Multiple Airlines
Fri, Apr 17 - Wed, May 6
Multiple Airlines Logo
5:50 am - 12:10 pm
OTP
-
ORD
13h 20m
1 stop
Multiple Airlines Logo
7:05 pm - 3:20 pm
ORD
-
OTP
12h 15m
1 stop
$610Multiple Airlines
Thu, Mar 26 - Mon, Apr 6
United Airlines Logo
5:55 am - 12:10 pm
OTP
-
ORD
13h 15m
1 stop
United Airlines Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
$613United Airlines
Fri, Mar 27 - Sat, Apr 4
United Airlines Logo
5:50 am - 1:25 pm
OTP
-
ORD
15h 35m
1 stop
United Airlines Logo
6:25 pm - 11:55 pm
ORD
-
OTP
21h 30m
1 stop
$614United Airlines
Thu, Feb 19 - Wed, Mar 4
Air Canada Logo
5:50 am - 8:00 am
OTP
-
ORD
34h 10m
2 stops
Air Canada Logo
10:35 am - 3:50 pm
ORD
-
OTP
21h 15m
2 stops
$621Air Canada
Thu, Feb 19 - Wed, Mar 4
Delta Logo
6:00 am - 5:37 pm
OTP
-
MDW
19h 37m
2 stops
Delta Logo
10:49 am - 1:00 pm
MDW
-
OTP
18h 11m
2 stops
$662Delta
Thu, Feb 19 - Wed, Mar 4
Delta Logo
6:05 am - 4:14 pm
OTP
-
MDW
18h 09m
2 stops
Delta Logo
1:29 pm - 5:10 pm
MDW
-
OTP
19h 41m
2 stops
$668Delta
Sat, Feb 28 - Sat, Mar 7
British Airways Logo
8:05 am - 9:12 pm
OTP
-
STL
21h 07m
2 stops
British Airways Logo
2:19 pm - 2:55 pm
STL
-
OTP
16h 36m
2 stops
$840British Airways
Wed, Feb 18 - Sun, Feb 22
Air Canada Logo
6:05 am - 5:44 pm
OTP
-
STL
19h 39m
3 stops
Air Canada Logo
4:05 pm - 3:50 pm
STL
-
OTP
15h 45m
2 stops
$1,337Air Canada
Wed, Feb 18 - Sun, Feb 22

Air Canada flights from Bucharest to Illinois

Our best Air Canada deals on Bucharest to Illinois flight tickets
Air Canada
Feb 19
OTP5:50 amBucharest Otopeni Intl
34h 10m
2 stops
ORD8:00 amChicago O'Hare Intl
Mar 4
ORD10:35 amChicago O'Hare Intl
21h 15m
2 stops
OTP3:50 pmBucharest Otopeni Intl
$621
Air Canada
Mar 6
OTP5:55 amBucharest Otopeni Intl
21h 50m
2 stops
ORD7:45 pmChicago O'Hare Intl
Apr 7
ORD12:50 pmChicago O'Hare Intl
15h 35m
2 stops
OTP12:25 pmBucharest Otopeni Intl
$629
Air Canada
Feb 18
OTP6:05 amBucharest Otopeni Intl
19h 39m
3 stops
STL5:44 pmLambert-St Louis
Feb 22
STL4:05 pmLambert-St Louis
15h 45m
2 stops
OTP3:50 pmBucharest Otopeni Intl
$1,337

United Airlines flights from Bucharest to Illinois

Our best United Airlines deals on Bucharest to Illinois flight tickets
United Airlines
Mar 27
OTP5:55 amBucharest Otopeni Intl
13h 15m
1 stop
ORD12:10 pmChicago O'Hare Intl
Apr 4
ORD9:40 pmChicago O'Hare Intl
12h 55m
1 stop
OTP6:35 pmBucharest Otopeni Intl
$613
United Airlines
Feb 19
OTP5:50 amBucharest Otopeni Intl
15h 35m
1 stop
ORD1:25 pmChicago O'Hare Intl
Mar 4
ORD12:45 pmChicago O'Hare Intl
17h 15m
2 stops
OTP2:00 pmBucharest Otopeni Intl
$614
United Airlines
Mar 24
OTP5:55 amBucharest Otopeni Intl
33h 05m
2 stops
ORD8:00 amChicago O'Hare Intl
Apr 28
ORD9:40 pmChicago O'Hare Intl
19h 30m
1 stop
OTP1:10 amBucharest Otopeni Intl
$617

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 February 4, 2026.
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

Fri 4/17

9:30 am-1:00 pm

1 stop35h 30m

Chicago O'Hare Intl

Sun 5/3

9:40 pm-6:35 pm

1 stop12h 55m

$547

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 4/17

9:30 am-1:00 pm

1 stop35h 30m

Chicago O'Hare Intl

Wed 5/6

9:40 pm-6:35 pm

1 stop12h 55m

$550

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 3/26

5:50 am-12:10 pm

1 stop13h 20m

Chicago O'Hare Intl

Mon 4/6

7:05 pm-3:20 pm

1 stop12h 15m

$610

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 3/27

5:55 am-12:10 pm

1 stop13h 15m

Chicago O'Hare Intl

Sat 4/4

9:40 pm-6:35 pm

1 stop12h 55m

$613

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 2/19

5:50 am-1:25 pm

1 stop15h 35m

Chicago O'Hare Intl

Wed 3/4

6:25 pm-11:55 pm

1 stop21h 30m

$614

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 2/19

5:50 am-8:00 am

2 stops34h 10m

Chicago O'Hare Intl

Wed 3/4

10:35 am-3:50 pm

2 stops21h 15m

$621

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

Thu 2/19

6:00 am-5:37 pm

2 stops19h 37m

Chicago Midway

Wed 3/4

10:49 am-1:00 pm

2 stops18h 11m

$662

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

Sat 2/28

6:05 am-4:14 pm

2 stops18h 09m

Chicago Midway

Sat 3/7

1:29 pm-5:10 pm

2 stops19h 41m

$668

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 2/18

8:05 am-9:12 pm

2 stops21h 07m

Lambert-St Louis

Sun 2/22

2:19 pm-2:55 pm

2 stops16h 36m

$840

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 2/18

6:05 am-5:44 pm

3 stops19h 39m

Lambert-St Louis

Sun 2/22

4:05 pm-3:50 pm

2 stops15h 45m

$1,337

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 September. Flight prices, which tend to average around $620, 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 September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $644.

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

The cheapest day to depart from Bucharest to Illinois is on a Saturday when prices can be found for as low as $469. Flights from Bucharest to Illinois on a Thursday will generally be more expensive and average around $469. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $720 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 $642 on momondo.

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

There are 2 cabin classes 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

Best Price Found

$462

Fastest flight time

10h 50m

Direct flights

Mon and Fri

Airports in Illinois

98 airports
The best flight deal from Bucharest to Illinois found on momondo in the last 72 hours is $462
The fastest flight from Bucharest to Illinois takes 10h 50m
Direct flights go from Bucharest to Illinois on Monday and Friday. There are no airlines offering direct flights.
There are 98 airports in Illinois. From Bucharest there are direct flights to Chicago O'Hare Intl (ORD).
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.

  • What is the most popular plane model from Bucharest to Illinois?

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 $336Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $581Free CancellationRating
6.7
7,716 reviews
Search British Airways flights
LOTPriceFrom $587Free CancellationRating
7.5
1,179 reviews
Search LOT flights
American AirlinesPriceFrom $595Free CancellationRating
7.2
11,224 reviews
Search American Airlines flights
LufthansaPriceFrom $603Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
KLMPriceFrom $612Free CancellationRating
7.7
1,448 reviews
Search KLM flights
Air FrancePriceFrom $621Free CancellationRating
7.4
1,532 reviews
Search Air France flights
DeltaPriceFrom $623Free CancellationRating
7.9
8,146 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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