Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Bucharest from $302

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 4/27. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:10 pm - 8:05 am
ORD
-
OTP
27h 55m
1 stop
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
$531Turkish Airlines
Mon, Apr 13 - Tue, Apr 28
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$538Turkish Airlines
Sun, Apr 19 - Tue, May 5
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
$539Turkish Airlines
Sun, Apr 19 - Tue, May 5
Delta Logo
9:27 am - 1:00 pm
MDW
-
OTP
19h 33m
2 stops
Delta Logo
7:05 am - 5:58 pm
OTP
-
MDW
18h 53m
2 stops
$701Delta
Sun, Apr 19 - Tue, May 5
Delta Logo
9:29 am - 12:45 pm
MDW
-
OTP
19h 16m
2 stops
Delta Logo
7:05 am - 6:36 pm
OTP
-
MDW
19h 31m
2 stops
$747Delta
Mon, Apr 20 - Mon, Apr 27
British Airways Logo
12:27 pm - 2:40 pm
STL
-
OTP
18h 13m
2 stops
British Airways Logo
8:15 am - 10:19 pm
OTP
-
STL
22h 04m
2 stops
$761British Airways
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
7:09 pm - 6:35 pm
STL
-
OTP
15h 26m
2 stops
Multiple Airlines Logo
1:15 pm - 4:39 pm
OTP
-
STL
35h 24m
2 stops
$775Multiple Airlines
Mon, May 4 - Mon, May 11
British Airways Logo
9:40 pm - 12:50 am
STL
-
OTP
19h 10m
1 stop
British Airways Logo
8:15 am - 7:30 pm
OTP
-
STL
19h 15m
1 stop
$789British Airways
Sun, May 3 - Tue, May 19
Multiple Airlines Logo
11:42 am - 12:45 pm
STL
-
OTP
17h 03m
2 stops
Multiple Airlines Logo
7:05 am - 4:55 pm
OTP
-
STL
17h 50m
2 stops
$806Multiple Airlines
Sun, May 3 - Sun, May 10
United Airlines Logo
9:10 am - 6:35 pm
STL
-
OTP
25h 25m
2 stops
United Airlines Logo
6:05 am - 1:25 pm
OTP
-
STL
15h 20m
1 stop
$807United Airlines
Wed, Apr 29 - Fri, May 8

Delta flights from Illinois to Bucharest Otopeni Intl Airport

Our best Delta deals on Illinois to Bucharest Otopeni Intl Airport flight tickets
Delta
Apr 3
ORD10:40 amChicago O'Hare Intl
17h 45m
2 stops
OTP12:25 pmBucharest Otopeni Intl
Apr 6
OTP7:05 amBucharest Otopeni Intl
15h 25m
1 stop
ORD2:30 pmChicago O'Hare Intl
$737
Delta
Apr 20
MDW9:29 amChicago Midway
19h 16m
2 stops
OTP12:45 pmBucharest Otopeni Intl
Apr 27
OTP7:05 amBucharest Otopeni Intl
19h 31m
2 stops
MDW6:36 pmChicago Midway
$747
Delta
Apr 19
MDW9:27 amChicago Midway
19h 33m
2 stops
OTP1:00 pmBucharest Otopeni Intl
May 5
OTP7:05 amBucharest Otopeni Intl
17h 21m
2 stops
MDW4:26 pmChicago Midway
$750

Turkish Airlines flights from Illinois to Bucharest Otopeni Intl Airport

Our best Turkish Airlines deals on Illinois to Bucharest Otopeni Intl Airport flight tickets
Turkish Airlines
Apr 13
ORD8:10 pmChicago O'Hare Intl
27h 55m
1 stop
OTP8:05 amBucharest Otopeni Intl
Apr 28
OTP3:55 pmBucharest Otopeni Intl
25h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$531
Turkish Airlines
Aug 23
ORD8:10 pmChicago O'Hare Intl
16h 05m
1 stop
OTP8:15 pmBucharest Otopeni Intl
Oct 1
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$533
Turkish Airlines
Apr 19
ORD8:10 pmChicago O'Hare Intl
31h 55m
1 stop
OTP12:05 pmBucharest Otopeni Intl
May 5
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$538

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 March 21, 2026.
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

Cheapest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 4/13

8:10 pm-8:05 am

1 stop27h 55m

Bucharest Otopeni Intl

Tue 4/28

3:55 pm-9:40 am

1 stop25h 45m

$531

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

Tue 5/5

9:35 pm-9:40 am

1 stop20h 05m

$538

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

Tue 5/5

3:55 pm-9:40 am

1 stop25h 45m

$539

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Sun 4/19

9:27 am-1:00 pm

2 stops19h 33m

Bucharest Otopeni Intl

Tue 5/5

7:05 am-5:58 pm

2 stops18h 53m

$701

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Mon 4/20

9:29 am-12:45 pm

2 stops19h 16m

Bucharest Otopeni Intl

Mon 4/27

7:05 am-6:36 pm

2 stops19h 31m

$747

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Thu 4/30

12:27 pm-2:40 pm

2 stops18h 13m

Bucharest Otopeni Intl

Thu 5/7

8:15 am-10:19 pm

2 stops22h 04m

$761

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Mon 5/4

7:09 pm-6:35 pm

2 stops15h 26m

Bucharest Otopeni Intl

Mon 5/11

1:15 pm-4:39 pm

2 stops35h 24m

$775

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Sun 5/3

9:40 pm-12:50 am

1 stop19h 10m

Bucharest Otopeni Intl

Tue 5/19

8:15 am-7:30 pm

1 stop19h 15m

$789
Quickest round-trip

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Sun 5/3

11:42 am-12:45 pm

2 stops17h 03m

Bucharest Otopeni Intl

Sun 5/10

7:05 am-4:55 pm

2 stops17h 50m

$806

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Wed 4/29

9:10 am-6:35 pm

2 stops25h 25m

Bucharest Otopeni Intl

Fri 5/8

6:05 am-1:25 pm

1 stop15h 20m

$807

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Bucharest from

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 February, then book flights to Bucharest Otopeni Intl Airport from Illinois during November instead. Flights to Bucharest Otopeni Intl Airport in November, while not as cheap as those in February, still average around $560.

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

Our data shows that Monday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $829. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Bucharest Otopeni Intl Airport for around $941.

What is the cheapest Illinois to Bucharest Otopeni Intl flight route?

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

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 $713 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 $365 on momondo.

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

There are 2 cabin classes available to choose from on Illinois to Bucharest Otopeni Intl 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 Bucharest Otopeni Intl Airport flights?

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

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

$438

Fastest flight time

9h 50m

Direct flights

Mon and Fri
The best one-way flight to Bucharest Otopeni Intl Airport from Illinois in the past 72 hours is $438. The best round-trip flight deal from Illinois to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $820.
The fastest flight from Illinois to Bucharest Otopeni Intl Airport takes 9h 50m
Direct flights go from Illinois to Bucharest Otopeni Intl Airport on Monday and Friday. The only airline offering direct flights is HiSky.
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.

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

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
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,453 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $477Free CancellationRating
7.3
1,720 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $504Free CancellationRating
7.3
4,266 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $506Free CancellationRating
6.7
7,806 reviews
Search British Airways flights
LufthansaPriceFrom $535Free CancellationRating
6.8
7,861 reviews
Search Lufthansa flights
KLMPriceFrom $541Free CancellationRating
7.8
1,475 reviews
Search KLM flights
Air SerbiaPriceFrom $566Free CancellationRating
6.1
215 reviews
Search Air Serbia flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,547 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,315 reviews
Search Delta flights
SWISSPriceFrom $587Free CancellationRating
7.5
1,901 reviews
Search SWISS 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.

An easier way to manage your Bucharest Otopeni Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/20
Mon 4/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bucharest