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Cheap flights from Chicago to Bucharest from $276

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 4/20. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
11:25 am - 2:35 pm
ORD
-
OTP
19h 10m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$531Turkish Airlines
qui, ago 20 - qui, set 3
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
9:30 am - 9:40 am
OTP
-
ORD
32h 10m
1 stop
$537Turkish Airlines
dom, abr 19 - ter, mai 5
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
dom, abr 19 - ter, mai 5
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
12:55 pm - 9:40 am
OTP
-
ORD
28h 45m
1 stop
$539Turkish Airlines
dom, abr 19 - ter, mai 5
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
12:55 pm - 9:40 am
OTP
-
ORD
28h 45m
1 stop
$540Turkish Airlines
dom, abr 19 - ter, mai 5
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$541Turkish Airlines
qui, abr 23 - qui, mai 7
Delta Logo
9:30 am - 12:45 pm
MDW
-
OTP
19h 15m
2 stops
Delta Logo
7:05 am - 5:58 pm
OTP
-
MDW
18h 53m
2 stops
$747Delta
ter, abr 7 - ter, abr 14
Delta Logo
9:27 am - 1:00 pm
MDW
-
OTP
19h 33m
2 stops
Delta Logo
7:05 am - 4:26 pm
OTP
-
MDW
17h 21m
2 stops
$750Delta
dom, abr 19 - ter, mai 5
Delta Logo
9:27 am - 1:00 pm
MDW
-
OTP
19h 33m
2 stops
Delta Logo
7:05 am - 6:33 pm
OTP
-
MDW
19h 28m
2 stops
$751Delta
qua, mai 6 - dom, mai 10
Multiple Airlines Logo
1:24 pm - 3:50 pm
MDW
-
OTP
18h 26m
2 stops
Multiple Airlines Logo
7:05 am - 6:36 pm
OTP
-
MDW
19h 31m
2 stops
$780Multiple Airlines
dom, abr 19 - ter, mai 5

Turkish Airlines flights from Chicago to Bucharest Otopeni Intl Airport

Our best Turkish Airlines deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
Turkish Airlines
Aug 20
ORD11:25 amChicago O'Hare Intl
19h 10m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Sep 3
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$531
Turkish Airlines
Apr 19
ORD8:10 pmChicago O'Hare Intl
31h 55m
1 stop
OTP12:05 pmBucharest Otopeni Intl
May 5
OTP9:30 amBucharest Otopeni Intl
32h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
$537
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

Delta flights from Chicago to Bucharest Otopeni Intl Airport

Our best Delta deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
Delta
Mar 24
ORD6:20 pmChicago O'Hare Intl
34h 45m
1 stop
OTP12:05 pmBucharest Otopeni Intl
Apr 18
OTP7:05 amBucharest Otopeni Intl
15h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$734
Delta
Mar 24
ORD10:45 amChicago O'Hare Intl
18h 20m
2 stops
OTP12:05 pmBucharest Otopeni Intl
Apr 18
OTP7:05 amBucharest Otopeni Intl
15h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$737
Delta
Mar 25
ORD1:37 pmChicago O'Hare Intl
15h 28m
2 stops
OTP12:05 pmBucharest Otopeni Intl
Mar 30
OTP2:00 pmBucharest Otopeni Intl
32h 15m
1 stop
ORD2:15 pmChicago O'Hare Intl
$738

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 março 23, 2026.
Use the filters below to find and compare flights from Chicago 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

qui 8/20

11:25 am-2:35 pm

1 stop19h 10m

Bucharest Otopeni Intl

qui 9/3

9:35 pm-9:40 am

1 stop20h 05m

$531

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

ter 5/5

9:30 am-9:40 am

1 stop32h 10m

$537

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

ter 5/5

9:35 pm-9:40 am

1 stop20h 05m

$538

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

ter 5/5

12:55 pm-9:40 am

1 stop28h 45m

$539

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom 4/19

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

ter 5/5

12:55 pm-9:40 am

1 stop28h 45m

$540
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

qui 4/23

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

qui 5/7

9:35 pm-9:40 am

1 stop20h 05m

$541

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

ter 4/7

9:30 am-12:45 pm

2 stops19h 15m

Bucharest Otopeni Intl

ter 4/14

7:05 am-5:58 pm

2 stops18h 53m

$747

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

dom 4/19

9:27 am-1:00 pm

2 stops19h 33m

Bucharest Otopeni Intl

ter 5/5

7:05 am-4:26 pm

2 stops17h 21m

$750

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

qua 5/6

9:27 am-1:00 pm

2 stops19h 33m

Bucharest Otopeni Intl

dom 5/10

7:05 am-6:33 pm

2 stops19h 28m

$751

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

dom 4/19

1:24 pm-3:50 pm

2 stops18h 26m

Bucharest Otopeni Intl

ter 5/5

7:05 am-6:36 pm

2 stops19h 31m

$780

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

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 Chicago 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 Chicago to Bucharest Otopeni Intl Airport for around $941.

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

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Chicago - 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 Chicago 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 Chicago for as low as $365 on momondo.

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

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

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

How have Chicago to Bucharest Otopeni Intl Airport flight prices changed over time?

When to book flights from Chicago to Bucharest Otopeni Intl Airport

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

Cheap Chicago to Bucharest Otopeni Intl Airport (CHI to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago 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 Chicago in the past 72 hours is $438. The best round-trip flight deal from Chicago to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $820.
The fastest flight from Chicago to Bucharest Otopeni Intl Airport takes 9h 50m
Direct flights go from Chicago to Bucharest Otopeni Intl Airport on Monday and Friday. The only airline offering direct flights is HiSky.
Search flight deals

  • How far is Chicago to Bucharest Otopeni Intl by plane?

    The straight-line distance from Chicago to Bucharest Otopeni Intl is 5194.0 mi. Typically, this will take 9h 50m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago 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 Chicago to Bucharest Otopeni Intl Airport?

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

Best airlines flying from Chicago to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Chicago to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,462 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $477Free CancellationRating
7.3
1,722 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $504Free CancellationRating
7.3
4,273 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $506Free CancellationRating
6.7
7,813 reviews
Search British Airways flights
LufthansaPriceFrom $535Free CancellationRating
6.8
7,860 reviews
Search Lufthansa flights
KLMPriceFrom $541Free CancellationRating
7.8
1,477 reviews
Search KLM flights
Air SerbiaPriceFrom $566Free CancellationRating
6.1
216 reviews
Search Air Serbia flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,547 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,318 reviews
Search Delta flights
SWISSPriceFrom $587Free CancellationRating
7.5
1,903 reviews
Search SWISS flights

Traveling to a place near Bucharest?

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

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Bucharest for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Bucharest from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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