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Cheap flights from Louisville to Bucharest from $471

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Bucharest departing on 10/26. 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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Find the cheapest flights from Louisville to Bucharest (SDF-OTP)

Cheap round-trip flights

British Airways Logo
8:08 pm - 12:45 amSDF-OTP
45h 37m2 stops
British Airways Logo
8:00 am - 9:29 pmOTP-SDF
20h 29m2 stops
$617British Airways
Find Deal
sáb., oct. 25 - jue., nov. 6
British Airways Logo
6:45 am - 11:45 pmSDF-OTP
35h 00m2 stops
British Airways Logo
7:35 am - 9:29 pmOTP-SDF
20h 54m2 stops
$663British Airways
Find Deal
dom., oct. 26 - dom., nov. 9
United Airlines Logo
1:58 pm - 6:35 pmSDF-OTP
21h 37m2 stops
United Airlines Logo
6:00 am - 8:48 pmOTP-SDF
21h 48m2 stops
$780United Airlines
Find Deal
lun., sep. 29 - mié., oct. 8
United Airlines Logo
3:35 pm - 4:50 pmSDF-OTP
18h 15m2 stops
United Airlines Logo
6:00 am - 8:48 pmOTP-SDF
21h 48m2 stops
$784United Airlines
Find Deal
mié., sep. 24 - mar., oct. 7
Lufthansa Logo
7:20 pm - 1:00 amSDF-OTP
22h 40m2 stops
Lufthansa Logo
6:00 am - 11:00 pmOTP-SDF
24h 00m2 stops
$790Lufthansa
Find Deal
dom., sep. 28 - mar., oct. 7
Delta Logo
8:10 am - 12:10 pmSDF-OTP
21h 00m2 stops
Delta Logo
1:05 pm - 11:59 pmOTP-SDF
17h 54m2 stops
$795Delta
Find Deal
mié., sep. 24 - jue., oct. 9
Lufthansa Logo
7:20 pm - 1:00 amSDF-OTP
22h 40m2 stops
Lufthansa Logo
6:40 pm - 8:48 pmOTP-SDF
33h 08m2 stops
$810Lufthansa
Find Deal
dom., sep. 28 - lun., oct. 6
Delta Logo
2:22 pm - 1:00 pmSDF-OTP
15h 38m2 stops
Delta Logo
1:05 pm - 11:59 pmOTP-SDF
17h 54m2 stops
$826Delta
Find Deal
lun., sep. 29 - jue., oct. 9
Air Canada Logo
10:55 am - 1:00 pmSDF-OTP
19h 05m3 stops
Air Canada Logo
6:00 am - 8:33 pmOTP-SDF
21h 33m3 stops
$1,092Air Canada
Find Deal
mar., sep. 30 - mar., oct. 7
Air Canada Logo
11:00 am - 2:05 pmSDF-OTP
21h 05m3 stops
Air Canada Logo
5:55 am - 8:44 pmOTP-SDF
21h 49m3 stops
$1,125Air Canada
Find Deal
dom., oct. 26 - sáb., nov. 8

British Airways flights from Louisville to Bucharest Otopeni Intl Airport

Our best British Airways deals on Louisville to Bucharest Otopeni Intl Airport flight tickets
British Airways
Oct 25
SDF8:08 pmLouisville Intl
45h 37m
2 stops
OTP12:45 amBucharest Otopeni Intl
Nov 6
OTP8:00 amBucharest Otopeni Intl
20h 29m
2 stops
SDF9:29 pmLouisville Intl
$617
Find similar
British Airways
Oct 26
SDF6:45 amLouisville Intl
35h 00m
2 stops
OTP11:45 pmBucharest Otopeni Intl
Nov 9
OTP7:35 amBucharest Otopeni Intl
20h 54m
2 stops
SDF9:29 pmLouisville Intl
$663
Find similar
British Airways
Sep 30
SDF7:09 pmLouisville Intl
23h 16m
2 stops
OTP1:25 amBucharest Otopeni Intl
Oct 7
OTP8:25 amBucharest Otopeni Intl
21h 00m
2 stops
SDF10:25 pmLouisville Intl
$773
Find similar

United Airlines flights from Louisville to Bucharest Otopeni Intl Airport

Our best United Airlines deals on Louisville to Bucharest Otopeni Intl Airport flight tickets
United Airlines
Sep 29
SDF1:58 pmLouisville Intl
21h 37m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 8
OTP6:00 amBucharest Otopeni Intl
21h 48m
2 stops
SDF8:48 pmLouisville Intl
$780
Find similar
United Airlines
Sep 24
SDF3:35 pmLouisville Intl
18h 15m
2 stops
OTP4:50 pmBucharest Otopeni Intl
Oct 7
OTP6:00 amBucharest Otopeni Intl
21h 48m
2 stops
SDF8:48 pmLouisville Intl
$784
Find similar
United Airlines
Sep 28
SDF7:20 pmLouisville Intl
16h 15m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 9
OTP1:55 pmBucharest Otopeni Intl
31h 56m
2 stops
SDF2:51 pmLouisville Intl
$786
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville 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 agosto 18, 2025.
Use the filters below to find and compare flights from Louisville to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

sáb. 10/25

8:08 pm-12:45 am

2 stops45h 37m

Bucharest Otopeni Intl

jue. 11/6

8:00 am-9:29 pm

2 stops20h 29m

$617

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

dom. 10/26

6:45 am-11:45 pm

2 stops35h 00m

Bucharest Otopeni Intl

dom. 11/9

7:35 am-9:29 pm

2 stops20h 54m

$663

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

lun. 9/29

1:58 pm-6:35 pm

2 stops21h 37m

Bucharest Otopeni Intl

mié. 10/8

6:00 am-8:48 pm

2 stops21h 48m

$780

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

mié. 9/24

3:35 pm-4:50 pm

2 stops18h 15m

Bucharest Otopeni Intl

mar. 10/7

6:00 am-8:48 pm

2 stops21h 48m

$784

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

dom. 9/28

7:20 pm-1:00 am

2 stops22h 40m

Bucharest Otopeni Intl

mar. 10/7

6:00 am-11:00 pm

2 stops24h 00m

$790

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

mié. 9/24

8:10 am-12:10 pm

2 stops21h 00m

Bucharest Otopeni Intl

jue. 10/9

1:05 pm-11:59 pm

2 stops17h 54m

$795

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

dom. 9/28

7:20 pm-1:00 am

2 stops22h 40m

Bucharest Otopeni Intl

lun. 10/6

6:40 pm-8:48 pm

2 stops33h 08m

$810

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

lun. 9/29

2:22 pm-1:00 pm

2 stops15h 38m

Bucharest Otopeni Intl

jue. 10/9

1:05 pm-11:59 pm

2 stops17h 54m

$826

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

mar. 9/30

10:55 am-1:00 pm

3 stops19h 05m

Bucharest Otopeni Intl

mar. 10/7

6:00 am-8:33 pm

3 stops21h 33m

$1,092

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

dom. 10/26

11:00 am-2:05 pm

3 stops21h 05m

Bucharest Otopeni Intl

sáb. 11/8

5:55 am-8:44 pm

3 stops21h 49m

$1,125

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Louisville 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 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 at noon. Flights from Louisville to Bucharest Otopeni Intl Airport during this time can be as low as $1,128. In the morning is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $1,251 per ticket.

When to book flights from Louisville to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville 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 Louisville to Bucharest Otopeni Intl Airport (SDF to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Bucharest Otopeni Intl Airport

Best Price Found

$471

Fastest flight time

15h 38m

Direct flights

None
The best one-way flight to Bucharest Otopeni Intl Airport from Louisville in the past 72 hours is $471. The best round-trip flight deal from Louisville to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $617.
The fastest flight from Louisville to Bucharest Otopeni Intl Airport takes 15h 38m
There are no direct flights from Louisville to Bucharest Otopeni Intl Airport. Popular non-direct route for this connection is Louisville Intl Airport - Bucharest Otopeni Intl Airport.
Search flight deals

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

    Louisville Intl and Bucharest Otopeni Intl are 5311.4 mi apart from one another. By plane, this route typically takes 15h 38m.

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

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

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

    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 Louisville Intl Airport to Bucharest Otopeni Intl Airport.

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

    The necessary travel and health documents for your Bucharest Otopeni Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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 Louisville 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 Louisville to Bucharest for you.

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

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

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

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

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

Yes momondo offers price alerts on flights to Bucharest from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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