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Cheap flights from Chicago to Bucharest from $200

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 11/3. 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

LOT Logo
10:55 pm - 11:15 pmORD-OTP
17h 20m1 stop
LOT Logo
5:35 am - 9:00 pmOTP-ORD
22h 25m1 stop
$530LOT
Find Deal
Sat, Mar 14 - Sat, Mar 21
Multiple Airlines Logo
6:50 pm - 3:50 pmORD-OTP
13h 00m1 stop
Multiple Airlines Logo
1:05 pm - 6:25 pmOTP-ORD
13h 20m1 stop
$532Multiple Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 16
Multiple Airlines Logo
1:00 pm - 12:30 pmORD-OTP
15h 30m2 stops
Multiple Airlines Logo
6:30 am - 4:20 pmOTP-ORD
17h 50m1 stop
$533Multiple Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 18
British Airways Logo
5:10 pm - 11:45 pmORD-OTP
22h 35m1 stop
British Airways Logo
8:00 am - 6:45 pmOTP-ORD
18h 45m1 stop
$541British Airways
Find Deal
Sun, Nov 30 - Fri, Dec 19
Turkish Airlines Logo
9:20 pm - 8:50 amORD-OTP
28h 30m1 stop
Turkish Airlines Logo
9:45 pm - 10:05 pmOTP-ORD
32h 20m1 stop
$545Turkish Airlines
Find Deal
Sun, Mar 15 - Sun, Mar 29
British Airways Logo
9:45 pm - 7:35 pmORD-OTP
13h 50m1 stop
British Airways Logo
3:50 pm - 6:45 pmOTP-ORD
34h 55m1 stop
$553British Airways
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Sun, Nov 30 - Wed, Dec 17
United Airlines Logo
3:35 pm - 6:35 pmORD-OTP
19h 00m1 stop
United Airlines Logo
5:55 am - 8:00 amOTP-ORD
34h 05m2 stops
$556United Airlines
Find Deal
Sun, Oct 12 - Tue, Nov 25
United Airlines Logo
6:35 pm - 4:50 pmORD-OTP
14h 15m1 stop
United Airlines Logo
5:50 am - 6:45 pmOTP-ORD
20h 55m2 stops
$560United Airlines
Find Deal
Tue, Oct 7 - Thu, Nov 27
Lufthansa Logo
9:50 pm - 1:05 amORD-OTP
19h 15m1 stop
Lufthansa Logo
5:55 am - 1:10 pmOTP-ORD
15h 15m1 stop
$567Lufthansa
Find Deal
Sun, Feb 1 - Sat, Feb 28
Lufthansa Logo
9:40 pm - 1:00 amORD-OTP
19h 20m1 stop
Lufthansa Logo
5:55 am - 6:19 pmOTP-ORD
20h 24m2 stops
$586Lufthansa
Find Deal
Sat, Oct 11 - Fri, Nov 21

Delta flights from Chicago to Bucharest Otopeni Intl Airport

Our best Delta deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
Delta
Dec 2
ORD2:32 pmChicago O'Hare Intl
24h 18m
2 stops
OTP10:50 pmBucharest Otopeni Intl
Dec 17
OTP6:05 amBucharest Otopeni Intl
20h 00m
2 stops
ORD6:05 pmChicago O'Hare Intl
$585
Find similar
Delta
Dec 2
ORD2:32 pmChicago O'Hare Intl
24h 18m
2 stops
OTP10:50 pmBucharest Otopeni Intl
Dec 15
OTP1:05 pmBucharest Otopeni Intl
34h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$588
Find similar
Delta
Dec 5
ORD7:10 amChicago O'Hare Intl
22h 40m
2 stops
OTP1:50 pmBucharest Otopeni Intl
Dec 17
OTP6:05 amBucharest Otopeni Intl
17h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
$590
Find similar

LOT flights from Chicago to Bucharest Otopeni Intl Airport

Our best LOT deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
LOT
Mar 14
ORD10:55 pmChicago O'Hare Intl
17h 20m
1 stop
OTP11:15 pmBucharest Otopeni Intl
Mar 21
OTP5:35 amBucharest Otopeni Intl
22h 25m
1 stop
ORD9:00 pmChicago O'Hare Intl
$530
Find similar
LOT
Oct 13
ORD5:10 pmChicago O'Hare Intl
24h 40m
1 stop
OTP1:50 amBucharest Otopeni Intl
Oct 20
OTP2:35 pmBucharest Otopeni Intl
13h 05m
1 stop
ORD7:40 pmChicago O'Hare Intl
$535
Find similar
LOT
Oct 16
ORD5:10 pmChicago O'Hare Intl
22h 00m
2 stops
OTP11:10 pmBucharest Otopeni Intl
Nov 1
OTP5:35 amBucharest Otopeni Intl
22h 25m
1 stop
ORD9:00 pmChicago O'Hare Intl
$536
Find similar

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 September 16, 2025.
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

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 3/14

10:55 pm-11:15 pm

1 stop17h 20m

Bucharest Otopeni Intl

Sat 3/21

5:35 am-9:00 pm

1 stop22h 25m

$530

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 12/3

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Tue 12/16

1:05 pm-6:25 pm

1 stop13h 20m

$532

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 11/4

1:00 pm-12:30 pm

2 stops15h 30m

Bucharest Otopeni Intl

Tue 11/18

6:30 am-4:20 pm

1 stop17h 50m

$533

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 11/30

5:10 pm-11:45 pm

1 stop22h 35m

Bucharest Otopeni Intl

Fri 12/19

8:00 am-6:45 pm

1 stop18h 45m

$541

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 3/15

9:20 pm-8:50 am

1 stop28h 30m

Bucharest Otopeni Intl

Sun 3/29

9:45 pm-10:05 pm

1 stop32h 20m

$545

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 11/30

9:45 pm-7:35 pm

1 stop13h 50m

Bucharest Otopeni Intl

Wed 12/17

3:50 pm-6:45 pm

1 stop34h 55m

$553

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 10/12

3:35 pm-6:35 pm

1 stop19h 00m

Bucharest Otopeni Intl

Tue 11/25

5:55 am-8:00 am

2 stops34h 05m

$556

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 10/7

6:35 pm-4:50 pm

1 stop14h 15m

Bucharest Otopeni Intl

Thu 11/27

5:50 am-6:45 pm

2 stops20h 55m

$560

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 2/1

9:50 pm-1:05 am

1 stop19h 15m

Bucharest Otopeni Intl

Sat 2/28

5:55 am-1:10 pm

1 stop15h 15m

$567

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 10/11

9:40 pm-1:00 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 11/21

5:55 am-6:19 pm

2 stops20h 24m

$586

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 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 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 Chicago during October instead. Flights to Bucharest Otopeni Intl Airport in October, while not as cheap as those in January, still average around $578.

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 Chicago 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 Chicago 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 Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $722 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 $634 on momondo.

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

Direct flights

None
There are no direct flights from Chicago to Bucharest Otopeni Intl Airport. There are no popular flight routes from Chicago to Bucharest Otopeni Intl Airport.
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  • 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 11h 45m 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 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
Scandinavian AirlinesPriceFrom $385Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
850 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
LOTPriceFrom $538Free CancellationRating
7.6
1,114 reviews
Search LOT flights
British AirwaysPriceFrom $544Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
Air FrancePriceFrom $580Free CancellationRating
7.4
1,468 reviews
Search Air France flights
KLMPriceFrom $582Free CancellationRating
7.8
1,386 reviews
Search KLM flights
SWISSPriceFrom $587Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
8,924 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?

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.

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

Price alerts on flights to Bucharest from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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