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Cheap flights from Chicago to Bucharest from $291

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Bucharest departing on 11/19. 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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Find the cheapest flights from Chicago to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
11:50 am - 2:10 pmORD-OTP
18h 20m1 stop
Turkish Airlines Logo
9:50 pm - 6:25 pmOTP-ORD
28h 35m1 stop
$521Turkish Airlines
Find Deal
Sat, Jan 24 - Sat, Feb 7
Turkish Airlines Logo
8:20 pm - 8:30 pmORD-OTP
16h 10m1 stop
Turkish Airlines Logo
10:10 am - 6:25 pmOTP-ORD
16h 15m1 stop
$522Turkish Airlines
Find Deal
Mon, Feb 2 - Mon, Feb 16
Lufthansa Logo
10:35 pm - 11:50 pmORD-OTP
17h 15m1 stop
Lufthansa Logo
1:05 pm - 6:25 pmOTP-ORD
13h 20m1 stop
$533Lufthansa
Find Deal
Sun, Nov 9 - Sat, Nov 22
Lufthansa Logo
10:35 pm - 11:55 pmORD-OTP
17h 20m1 stop
Lufthansa Logo
2:40 pm - 8:05 pmOTP-ORD
13h 25m1 stop
$541Lufthansa
Find Deal
Wed, Dec 10 - Wed, Dec 17
British Airways Logo
9:45 pm - 11:25 pmORD-OTP
17h 40m1 stop
British Airways Logo
4:40 pm - 1:50 pmOTP-ORD
29h 10m1 stop
$551British Airways
Find Deal
Fri, Nov 14 - Tue, Dec 2
British Airways Logo
9:45 pm - 11:25 pmORD-OTP
17h 40m1 stop
British Airways Logo
8:00 am - 6:45 pmOTP-ORD
18h 45m1 stop
$560British Airways
Find Deal
Fri, Jan 9 - Fri, Jan 16
United Airlines Logo
6:00 pm - 6:35 pmORD-OTP
16h 35m1 stop
United Airlines Logo
5:50 am - 8:05 pmOTP-ORD
22h 15m1 stop
$561United Airlines
Find Deal
Mon, Nov 17 - Thu, Nov 27
United Airlines Logo
8:51 am - 6:35 pmORD-OTP
25h 44m2 stops
United Airlines Logo
5:50 am - 3:20 pmOTP-ORD
17h 30m1 stop
$565United Airlines
Find Deal
Mon, Dec 29 - Thu, Jan 29
KLM Logo
1:23 pm - 1:00 pmORD-OTP
15h 37m2 stops
KLM Logo
8:35 am - 2:20 pmOTP-ORD
13h 45m1 stop
$570KLM
Find Deal
Tue, Dec 2 - Mon, Dec 15
KLM Logo
2:00 pm - 12:40 amMDW-OTP
26h 40m2 stops
KLM Logo
1:50 pm - 6:34 pmOTP-MDW
36h 44m2 stops
$635KLM
Find Deal
Thu, Apr 2 - Mon, Apr 6

Turkish Airlines flights from Chicago to Bucharest

Our best Turkish Airlines deals on Chicago to Bucharest flight tickets
Turkish Airlines
Jan 24
ORD11:50 amChicago O'Hare Intl
18h 20m
1 stop
OTP2:10 pmBucharest Otopeni Intl
Feb 7
OTP9:50 pmBucharest Otopeni Intl
28h 35m
1 stop
ORD6:25 pmChicago O'Hare Intl
$521
Find similar
Turkish Airlines
Feb 2
ORD8:20 pmChicago O'Hare Intl
16h 10m
1 stop
OTP8:30 pmBucharest Otopeni Intl
Feb 16
OTP10:10 amBucharest Otopeni Intl
16h 15m
1 stop
ORD6:25 pmChicago O'Hare Intl
$522
Find similar
Turkish Airlines
Nov 9
ORD11:50 amChicago O'Hare Intl
24h 40m
1 stop
OTP8:30 pmBucharest Otopeni Intl
Nov 22
OTP10:10 amBucharest Otopeni Intl
31h 55m
1 stop
ORD10:05 amChicago O'Hare Intl
$524
Find similar

Austrian Airlines flights from Chicago to Bucharest

Our best Austrian Airlines deals on Chicago to Bucharest flight tickets
Austrian Airlines
Feb 2
ORD1:00 pmChicago O'Hare Intl
21h 25m
2 stops
OTP6:25 pmBucharest Otopeni Intl
Feb 16
OTP6:55 amBucharest Otopeni Intl
15h 05m
1 stop
ORD2:00 pmChicago O'Hare Intl
$543
Find similar
Austrian Airlines
Nov 14
ORD3:45 pmChicago O'Hare Intl
36h 45m
2 stops
OTP12:30 pmBucharest Otopeni Intl
Dec 3
OTP7:10 pmBucharest Otopeni Intl
25h 00m
2 stops
ORD12:10 pmChicago O'Hare Intl
$810
Find similar
Austrian Airlines
Nov 14
ORD9:05 pmChicago O'Hare Intl
18h 45m
2 stops
OTP11:50 pmBucharest Otopeni Intl
Dec 1
OTP7:10 pmBucharest Otopeni Intl
27h 00m
2 stops
ORD2:10 pmChicago O'Hare Intl
$811
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Bucharest 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 November 5, 2025.
Use the filters below to find and compare flights from Chicago to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 1/24

11:50 am-2:10 pm

1 stop18h 20m

Bucharest Otopeni Intl

Sat 2/7

9:50 pm-6:25 pm

1 stop28h 35m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 2/2

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Mon 2/16

10:10 am-6:25 pm

1 stop16h 15m

$522

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 11/9

10:35 pm-11:50 pm

1 stop17h 15m

Bucharest Otopeni Intl

Sat 11/22

1:05 pm-6:25 pm

1 stop13h 20m

$533

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 12/10

10:35 pm-11:55 pm

1 stop17h 20m

Bucharest Otopeni Intl

Wed 12/17

2:40 pm-8:05 pm

1 stop13h 25m

$541

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 11/14

9:45 pm-11:25 pm

1 stop17h 40m

Bucharest Otopeni Intl

Tue 12/2

4:40 pm-1:50 pm

1 stop29h 10m

$551

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 1/9

9:45 pm-11:25 pm

1 stop17h 40m

Bucharest Otopeni Intl

Fri 1/16

8:00 am-6:45 pm

1 stop18h 45m

$560

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/17

6:00 pm-6:35 pm

1 stop16h 35m

Bucharest Otopeni Intl

Thu 11/27

5:50 am-8:05 pm

1 stop22h 15m

$561

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 12/29

8:51 am-6:35 pm

2 stops25h 44m

Bucharest Otopeni Intl

Thu 1/29

5:50 am-3:20 pm

1 stop17h 30m

$565

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 12/2

1:23 pm-1:00 pm

2 stops15h 37m

Bucharest Otopeni Intl

Mon 12/15

8:35 am-2:20 pm

1 stop13h 45m

$570

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Thu 4/2

2:00 pm-12:40 am

2 stops26h 40m

Bucharest Otopeni Intl

Mon 4/6

1:50 pm-6:34 pm

2 stops36h 44m

$635

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 Bucharest from

How to get the cheapest flight ticket from Chicago to Bucharest

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?

In general, February is the cheapest month to fly from Chicago to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $599. If you aren’t able to travel to Bucharest during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $601.

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

Our data shows that Friday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $773. The most expensive day to fly to Bucharest is Saturday, with ticket prices averaging around $947.

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

According to our data, the cheapest time of day to fly to Bucharest is in the morning. momondo users have found flights departing from Chicago to Bucharest in the morning for as low as $694. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the afternoon when prices are around $911.

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

You are more likely to see cheaper flights to Bucharest from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $708 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from Chicago for as low as $634 on momondo.

How have Chicago to Bucharest flight prices changed over time?

As of November 2025, prices for Chicago to Bucharest flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Bucharest

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Bucharest according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Bucharest (CHI to BUH) flight deals and tips

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

Best Price Found

$827

Direct flights

None
The best flight deal from Chicago to Bucharest found on momondo in the last 72 hours is $827
There are no direct flights from Chicago to Bucharest. There are no popular flight routes from Chicago to Bucharest.
Search flight deals

  • How far is Chicago to Bucharest by plane?

    The straight-line distance from Chicago to Bucharest is 5200.7 mi. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Bucharest are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Bucharest.

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

    The travel and health documents you'll need for your trip to Bucharest 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 Bucharest. 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 Chicago to Bucharest?

  • What is the most popular airline from Chicago to Bucharest?

Best airlines flying from Chicago to Bucharest

Compare and see reviews for airlines that fly from Chicago to Bucharest with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $385Free CancellationRating
7.4
1,560 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,035 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
864 reviews
Search Austrian Airlines flights
LOTPriceFrom $538Free CancellationRating
7.6
1,133 reviews
Search LOT flights
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
SWISSPriceFrom $587Free CancellationRating
7.5
1,777 reviews
Search SWISS flights
LufthansaPriceFrom $588Free CancellationRating
6.8
7,553 reviews
Search Lufthansa flights
United AirlinesPriceFrom $595Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
Air FrancePriceFrom $618Free CancellationRating
7.4
1,482 reviews
Search Air France flights
Air SerbiaPriceFrom $655Free CancellationRating
6.2
207 reviews
Search Air Serbia 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 Chicago to Bucharest?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Bucharest. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Chicago to Bucharest 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 Chicago to Bucharest right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest
Bucharest Otopeni Intl Airport