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Cheap flights from Illinois to Bucharest from $229

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 Bucharest departing on 9/6. 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 Illinois to Bucharest

Cheap round-trip flights

Scandinavian Airlines Logo
7:20 pm - 12:10 pmORD-OTP
32h 50m1 stop
Scandinavian Airlines Logo
1:00 pm - 4:45 pmOTP-ORD
35h 45m1 stop
$433Scandinavian Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 12
Scandinavian Airlines Logo
7:20 pm - 12:10 pmORD-OTP
32h 50m1 stop
Scandinavian Airlines Logo
8:20 pm - 4:45 pmOTP-ORD
28h 25m1 stop
$467Scandinavian Airlines
Find Deal
Mon, Nov 3 - Sat, Nov 15
Logo
12:50 pm - 3:40 pmORD-OTP
18h 50m2 stops
Logo
6:45 am - 6:25 pmOTP-ORD
19h 40m2 stops
$513
Find Deal
Tue, Nov 4 - Tue, Nov 18
Logo
7:15 am - 11:25 pmORD-OTP
32h 10m3 stops
Logo
6:45 am - 7:30 pmOTP-ORD
20h 45m2 stops
$515
Find Deal
Wed, Nov 5 - Wed, Nov 12
Turkish Airlines Logo
11:45 pm - 8:10 amORD-OTP
24h 25m1 stop
Turkish Airlines Logo
9:45 pm - 9:40 amOTP-ORD
19h 55m1 stop
$526Turkish Airlines
Find Deal
Wed, Aug 20 - Wed, Sep 17
LOT Logo
9:55 pm - 5:40 pmORD-OTP
11h 45m1 stop
LOT Logo
2:35 pm - 8:00 pmOTP-ORD
13h 25m1 stop
$527LOT
Find Deal
Tue, Nov 4 - Tue, Nov 18
LOT Logo
9:55 pm - 1:45 amORD-OTP
19h 50m1 stop
LOT Logo
8:20 am - 8:00 pmOTP-ORD
19h 40m1 stop
$528LOT
Find Deal
Wed, Nov 5 - Wed, Nov 12
Turkish Airlines Logo
11:45 pm - 8:10 amORD-OTP
24h 25m1 stop
Turkish Airlines Logo
9:45 pm - 9:40 amOTP-ORD
19h 55m1 stop
$547Turkish Airlines
Find Deal
Wed, Sep 10 - Wed, Sep 17
Lufthansa Logo
10:50 pm - 6:30 pmORD-OTP
12h 40m1 stop
Lufthansa Logo
5:55 am - 1:10 pmOTP-ORD
15h 15m1 stop
$548Lufthansa
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Fri, Oct 31 - Fri, Nov 14
Lufthansa Logo
4:20 pm - 1:55 pmORD-OTP
13h 35m1 stop
Lufthansa Logo
5:55 am - 1:10 pmOTP-ORD
15h 15m1 stop
$561Lufthansa
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Tue, Dec 30 - Tue, Jan 13

British Airways flights from Illinois to Bucharest Otopeni Intl Airport

Our best British Airways deals on Illinois to Bucharest Otopeni Intl Airport flight tickets
British Airways
Oct 30
ORD10:45 pmChicago O'Hare Intl
13h 45m
1 stop
OTP7:30 pmBucharest Otopeni Intl
Nov 5
OTP8:05 amBucharest Otopeni Intl
18h 40m
1 stop
ORD6:45 pmChicago O'Hare Intl
$574
Find similar
British Airways
Nov 6
ORD8:45 pmChicago O'Hare Intl
14h 45m
1 stop
OTP7:30 pmBucharest Otopeni Intl
Nov 12
OTP8:05 amBucharest Otopeni Intl
15h 20m
1 stop
ORD3:25 pmChicago O'Hare Intl
$575
Find similar
British Airways
Sep 3
STL12:28 pmLambert-St Louis
27h 57m
2 stops
OTP12:25 amBucharest Otopeni Intl
Sep 16
OTP8:25 amBucharest Otopeni Intl
20h 07m
2 stops
STL8:32 pmLambert-St Louis
$714
Find similar

Scandinavian Airlines flights from Illinois to Bucharest Otopeni Intl Airport

Our best Scandinavian Airlines deals on Illinois to Bucharest Otopeni Intl Airport flight tickets
Scandinavian Airlines
Nov 3
ORD7:20 pmChicago O'Hare Intl
32h 50m
1 stop
OTP12:10 pmBucharest Otopeni Intl
Nov 12
OTP1:00 pmBucharest Otopeni Intl
35h 45m
1 stop
ORD4:45 pmChicago O'Hare Intl
$433
Find similar
Scandinavian Airlines
Nov 3
ORD7:20 pmChicago O'Hare Intl
32h 50m
1 stop
OTP12:10 pmBucharest Otopeni Intl
Nov 15
OTP8:20 pmBucharest Otopeni Intl
28h 25m
1 stop
ORD4:45 pmChicago O'Hare Intl
$467
Find similar
Scandinavian Airlines
Sep 30
ORD7:15 pmChicago O'Hare Intl
16h 45m
1 stop
OTP8:00 pmBucharest Otopeni Intl
Oct 17
OTP9:50 pmBucharest Otopeni Intl
26h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
$477
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Bucharest Otopeni Intl Airport 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 August 4, 2025.
Use the filters below to find and compare flights from Illinois to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/3

7:20 pm-12:10 pm

1 stop32h 50m

Bucharest Otopeni Intl

Wed 11/12

1:00 pm-4:45 pm

1 stop35h 45m

$433

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/3

7:20 pm-12:10 pm

1 stop32h 50m

Bucharest Otopeni Intl

Sat 11/15

8:20 pm-4:45 pm

1 stop28h 25m

$467

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 11/4

12:50 pm-3:40 pm

2 stops18h 50m

Bucharest Otopeni Intl

Tue 11/18

6:45 am-6:25 pm

2 stops19h 40m

$513

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 11/5

7:15 am-11:25 pm

3 stops32h 10m

Bucharest Otopeni Intl

Wed 11/12

6:45 am-7:30 pm

2 stops20h 45m

$515

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/20

11:45 pm-8:10 am

1 stop24h 25m

Bucharest Otopeni Intl

Wed 9/17

9:45 pm-9:40 am

1 stop19h 55m

$526

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 11/4

9:55 pm-5:40 pm

1 stop11h 45m

Bucharest Otopeni Intl

Tue 11/18

2:35 pm-8:00 pm

1 stop13h 25m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 11/5

9:55 pm-1:45 am

1 stop19h 50m

Bucharest Otopeni Intl

Wed 11/12

8:20 am-8:00 pm

1 stop19h 40m

$528

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/10

11:45 pm-8:10 am

1 stop24h 25m

Bucharest Otopeni Intl

Wed 9/17

9:45 pm-9:40 am

1 stop19h 55m

$547

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 10/31

10:50 pm-6:30 pm

1 stop12h 40m

Bucharest Otopeni Intl

Fri 11/14

5:55 am-1:10 pm

1 stop15h 15m

$548

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 12/30

4:20 pm-1:55 pm

1 stop13h 35m

Bucharest Otopeni Intl

Tue 1/13

5:55 am-1:10 pm

1 stop15h 15m

$561

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois to Bucharest Otopeni Intl Airport

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 Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of January, then book flights to Bucharest Otopeni Intl Airport from Illinois during October instead. Flights to Bucharest Otopeni Intl Airport in October, while not as cheap as those in January, still average around $577.

What is the cheapest day to depart on your flight to Bucharest Otopeni Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $718. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Bucharest Otopeni Intl Airport for around $931.

What is the cheapest time of day to depart on your flight to Bucharest Otopeni Intl Airport?

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is in the morning. Flights from Illinois to Bucharest Otopeni Intl Airport during this time can be as low as $607. At noon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $905 per ticket.

How far in advance should I book a flight to Bucharest Otopeni Intl Airport?

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $729 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from Illinois for as low as $634 on momondo.

Cheap Illinois to Bucharest Otopeni Intl Airport flight deals and tips

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

Best Price Found

$229

Fastest flight time

11h 45m

Direct flights

None
The best one-way flight to Bucharest Otopeni Intl Airport from Illinois in the past 72 hours is $229. The best round-trip flight deal from Illinois to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $433.
The fastest flight from Illinois to Bucharest Otopeni Intl Airport takes 11h 45m
There are no direct flights from Illinois to Bucharest Otopeni Intl Airport. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Bucharest Otopeni Intl Airport.
Search flight deals

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

    Prices for flights from Illinois to Bucharest Otopeni Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

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

Best airlines flying from Illinois to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Illinois to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $385Free CancellationRating
7.3
1,460 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
3,934 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights
LOTPriceFrom $534Free CancellationRating
7.6
1,102 reviews
Search LOT flights
British AirwaysPriceFrom $544Free CancellationRating
6.6
7,233 reviews
Search British Airways flights
LufthansaPriceFrom $545Free CancellationRating
6.8
7,278 reviews
Search Lufthansa flights
Air FrancePriceFrom $580Free CancellationRating
7.5
1,466 reviews
Search Air France flights
KLMPriceFrom $582Free CancellationRating
7.8
1,383 reviews
Search KLM flights
SWISSPriceFrom $587Free CancellationRating
7.5
1,688 reviews
Search SWISS flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
8,909 reviews
Search United Airlines flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Why use momondo?

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

It is quick and easy to find Illinois to Bucharest flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bucharest that suits you.

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

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

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

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 Bucharest from Illinois.

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

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

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