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Cheap flights from Chicago to Bucharest from $184

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 2/15. 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 Chicago to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
LOT Logo
10:55 pm - 5:40 pm
ORD
-
OTP
11h 45m1 stop
LOT Logo
8:20 am - 9:00 pm
OTP
-
ORD
19h 40m1 stop
$538LOT
Thu, Mar 12 - Sun, Mar 22
Air Canada Logo
2:00 pm - 12:30 pm
ORD
-
OTP
15h 30m2 stops
Air Canada Logo
6:35 am - 5:45 pm
OTP
-
ORD
19h 10m2 stops
$539Air Canada
Thu, Mar 26 - Thu, Apr 2
United Airlines Logo
4:05 pm - 2:00 pm
ORD
-
OTP
13h 55m1 stop
United Airlines Logo
5:55 am - 3:20 pm
OTP
-
ORD
17h 25m1 stop
$540United Airlines
Wed, Jan 21 - Sun, Jan 25
United Airlines Logo
10:35 am - 2:00 pm
ORD
-
OTP
19h 25m2 stops
United Airlines Logo
5:55 am - 3:20 pm
OTP
-
ORD
17h 25m1 stop
$543United Airlines
Wed, Jan 21 - Sun, Jan 25
KLM Logo
1:28 pm - 1:00 pm
MDW
-
OTP
15h 32m2 stops
KLM Logo
8:35 am - 6:40 pm
OTP
-
MDW
18h 05m2 stops
$543KLM
Sun, Feb 22 - Sun, Mar 1
Lufthansa Logo
9:50 pm - 6:35 pm
ORD
-
OTP
12h 45m1 stop
Lufthansa Logo
5:55 am - 1:25 pm
OTP
-
ORD
15h 30m1 stop
$546Lufthansa
Sat, Feb 7 - Sat, Feb 21
Multiple Airlines Logo
6:30 pm - 12:45 am
ORD
-
OTP
22h 15m2 stops
Multiple Airlines Logo
6:45 pm - 5:20 pm
OTP
-
ORD
30h 35m2 stops
$548Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
6:25 pm - 11:45 pm
ORD
-
OTP
21h 20m1 stop
American Airlines Logo
8:05 am - 7:15 pm
OTP
-
ORD
19h 10m2 stops
$549American Airlines
Sat, Jan 24 - Sat, Feb 7
KLM Logo
1:26 pm - 1:00 pm
MDW
-
OTP
15h 34m2 stops
KLM Logo
6:00 am - 4:16 pm
OTP
-
MDW
18h 16m2 stops
$585KLM
Sat, Jan 24 - Sat, Feb 7
Scandinavian Airlines Logo
6:34 pm - 5:10 pm
MDW
-
OTP
15h 36m2 stops
Scandinavian Airlines Logo
6:05 am - 6:40 pm
OTP
-
MDW
19h 35m2 stops
$1,179Scandinavian Airlines
Sat, Mar 14 - Fri, Mar 27

Delta flights from Chicago to Bucharest

Our best Delta deals on Chicago to Bucharest flight tickets
Delta
Jan 13
ORD6:15 pmChicago O'Hare Intl
20h 35m
2 stops
OTP10:50 pmBucharest Otopeni Intl
Jan 25
OTP6:00 amBucharest Otopeni Intl
19h 45m
2 stops
ORD5:45 pmChicago O'Hare Intl
$579
Delta
Mar 18
MDW1:10 pmChicago Midway
16h 50m
2 stops
OTP1:00 pmBucharest Otopeni Intl
Mar 26
OTP6:05 amBucharest Otopeni Intl
18h 49m
2 stops
MDW5:54 pmChicago Midway
$593
Delta
Apr 10
MDW1:10 pmChicago Midway
15h 50m
2 stops
OTP1:00 pmBucharest Otopeni Intl
Apr 16
OTP7:00 amBucharest Otopeni Intl
18h 54m
2 stops
MDW5:54 pmChicago Midway
$642

United Airlines flights from Chicago to Bucharest

Our best United Airlines deals on Chicago to Bucharest flight tickets
United Airlines
Jan 21
ORD4:05 pmChicago O'Hare Intl
13h 55m
1 stop
OTP2:00 pmBucharest Otopeni Intl
Jan 25
OTP5:55 amBucharest Otopeni Intl
17h 25m
1 stop
ORD3:20 pmChicago O'Hare Intl
$540
United Airlines
Jan 21
ORD10:35 amChicago O'Hare Intl
19h 25m
2 stops
OTP2:00 pmBucharest Otopeni Intl
Jan 25
OTP5:55 amBucharest Otopeni Intl
17h 25m
1 stop
ORD3:20 pmChicago O'Hare Intl
$543
United Airlines
Mar 26
ORD7:15 amChicago O'Hare Intl
28h 25m
2 stops
OTP6:40 pmBucharest Otopeni Intl
Apr 6
OTP1:50 pmBucharest Otopeni Intl
31h 05m
1 stop
ORD12:55 pmChicago O'Hare Intl
$564

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 January 8, 2026.
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

Thu 3/12

10:55 pm-5:40 pm

1 stop11h 45m

Bucharest Otopeni Intl

Sun 3/22

8:20 am-9:00 pm

1 stop19h 40m

$538

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 3/26

2:00 pm-12:30 pm

2 stops15h 30m

Bucharest Otopeni Intl

Thu 4/2

6:35 am-5:45 pm

2 stops19h 10m

$539

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 1/21

4:05 pm-2:00 pm

1 stop13h 55m

Bucharest Otopeni Intl

Sun 1/25

5:55 am-3:20 pm

1 stop17h 25m

$540

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 1/21

10:35 am-2:00 pm

2 stops19h 25m

Bucharest Otopeni Intl

Sun 1/25

5:55 am-3:20 pm

1 stop17h 25m

$543

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Sun 2/22

1:28 pm-1:00 pm

2 stops15h 32m

Bucharest Otopeni Intl

Sun 3/1

8:35 am-6:40 pm

2 stops18h 05m

$543

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 2/7

9:50 pm-6:35 pm

1 stop12h 45m

Bucharest Otopeni Intl

Sat 2/21

5:55 am-1:25 pm

1 stop15h 30m

$546

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 1/24

6:30 pm-12:45 am

2 stops22h 15m

Bucharest Otopeni Intl

Sat 1/31

6:45 pm-5:20 pm

2 stops30h 35m

$548

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 1/24

6:25 pm-11:45 pm

1 stop21h 20m

Bucharest Otopeni Intl

Sat 2/7

8:05 am-7:15 pm

2 stops19h 10m

$549

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Sat 1/24

1:26 pm-1:00 pm

2 stops15h 34m

Bucharest Otopeni Intl

Sat 2/7

6:00 am-4:16 pm

2 stops18h 16m

$585

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Sat 3/14

6:34 pm-5:10 pm

2 stops15h 36m

Bucharest Otopeni Intl

Fri 3/27

6:05 am-6:40 pm

2 stops19h 35m

$1,179

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 typical price of a round-trip flight between Chicago and Bucharest?

What is the cheapest month to fly to Bucharest?

In general, October 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 $543. If you aren’t able to travel to Bucharest during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $594.

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

Our data shows that Monday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $829. The most expensive day to fly to Bucharest is Friday, with ticket prices averaging around $856.

What is the cheapest Chicago to Bucharest flight route?

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

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 $728 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 $528 on momondo.

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

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

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

How have Chicago to Bucharest flight prices changed over time?

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

$218

Fastest flight time

9h 50m

Direct flights

Mon and Fri

Airports in Bucharest

2 airports
The best one-way flight to Bucharest from Chicago in the past 72 hours is $218. The best round-trip flight deal from Chicago to Bucharest found on momondo in the last 72 hours is $809.
The fastest flight from Chicago to Bucharest takes 9h 50m
Direct flights go from Chicago to Bucharest on Monday and Friday. The only airline offering direct flights is HiSky.
There are 2 airports in Bucharest. From Chicago there are direct flights to Bucharest Otopeni Intl (OTP).
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 9h 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
7.3
1,637 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $504Free CancellationRating
7.3
4,154 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
889 reviews
Search Austrian Airlines flights
LOTPriceFrom $562Free CancellationRating
7.5
1,169 reviews
Search LOT flights
KLMPriceFrom $568Free CancellationRating
7.7
1,434 reviews
Search KLM flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,519 reviews
Search Air France flights
LufthansaPriceFrom $569Free CancellationRating
6.8
7,698 reviews
Search Lufthansa flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,032 reviews
Search Delta flights
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,659 reviews
Search British Airways flights
United AirlinesPriceFrom $595Free CancellationRating
7.4
9,142 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 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