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Cheap flights from Louisville to Bucharest from $609

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 5/12. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Louisville to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:15 pm - 12:45 pm
SDF
-
OTP
16h 30m
2 stops
Delta Logo
7:05 am - 9:18 pm
OTP
-
SDF
21h 13m
2 stops
$894Delta
Tue, May 12 - Thu, May 21
United Airlines Logo
2:00 pm - 6:35 pm
SDF
-
OTP
21h 35m
2 stops
United Airlines Logo
6:05 am - 11:59 pm
OTP
-
SDF
24h 54m
2 stops
$897United Airlines
Sun, May 10 - Fri, May 22
Delta Logo
12:42 pm - 1:00 pm
SDF
-
OTP
17h 18m
2 stops
Delta Logo
7:05 am - 7:03 pm
OTP
-
SDF
18h 58m
2 stops
$899Delta
Wed, May 13 - Fri, May 22
United Airlines Logo
11:11 am - 4:20 pm
SDF
-
OTP
22h 09m
2 stops
United Airlines Logo
6:05 am - 11:59 pm
OTP
-
SDF
24h 54m
2 stops
$909United Airlines
Wed, May 13 - Wed, May 20
Delta Logo
11:12 am - 12:45 pm
SDF
-
OTP
18h 33m
2 stops
Delta Logo
7:05 am - 9:18 pm
OTP
-
SDF
21h 13m
2 stops
$920Delta
Wed, May 13 - Thu, May 21
Delta Logo
1:15 pm - 12:45 pm
SDF
-
OTP
16h 30m
2 stops
Delta Logo
7:05 am - 9:18 pm
OTP
-
SDF
21h 13m
2 stops
$944Delta
Sat, May 9 - Thu, May 21
Lufthansa Logo
7:56 pm - 1:10 am
SDF
-
OTP
22h 14m
2 stops
Lufthansa Logo
7:20 pm - 11:59 pm
OTP
-
SDF
35h 39m
2 stops
$945Lufthansa
Mon, May 11 - Mon, May 18
Delta Logo
7:50 am - 1:00 pm
SDF
-
OTP
22h 10m
2 stops
Delta Logo
7:05 am - 9:18 pm
OTP
-
SDF
21h 13m
2 stops
$950Delta
Sun, May 10 - Thu, May 21
Delta Logo
1:15 pm - 12:45 pm
SDF
-
OTP
16h 30m
2 stops
Delta Logo
7:05 am - 7:08 pm
OTP
-
SDF
19h 03m
2 stops
$954Delta
Tue, May 12 - Sun, May 17
United Airlines Logo
2:30 pm - 12:00 pm
SDF
-
OTP
14h 30m
2 stops
United Airlines Logo
6:05 am - 2:54 pm
OTP
-
SDF
15h 49m
2 stops
$957United Airlines
Sun, May 10 - Sun, May 17

Delta flights from Louisville to Bucharest

Our best Delta deals on Louisville to Bucharest flight tickets
Delta
May 12
SDF1:15 pmLouisville Intl
16h 30m
2 stops
OTP12:45 pmBucharest Otopeni Intl
May 20
OTP7:05 amBucharest Otopeni Intl
23h 47m
2 stops
SDF11:52 pmLouisville Intl
$894
Delta
May 13
SDF12:42 pmLouisville Intl
17h 18m
2 stops
OTP1:00 pmBucharest Otopeni Intl
May 22
OTP7:05 amBucharest Otopeni Intl
18h 58m
2 stops
SDF7:03 pmLouisville Intl
$899
Delta
May 13
SDF11:12 amLouisville Intl
18h 33m
2 stops
OTP12:45 pmBucharest Otopeni Intl
May 21
OTP7:05 amBucharest Otopeni Intl
21h 13m
2 stops
SDF9:18 pmLouisville Intl
$920

Lufthansa flights from Louisville to Bucharest

Our best Lufthansa deals on Louisville to Bucharest flight tickets
Lufthansa
May 11
SDF7:56 pmLouisville Intl
22h 14m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 18
OTP7:20 pmBucharest Otopeni Intl
35h 39m
2 stops
SDF11:59 pmLouisville Intl
$945
Lufthansa
May 10
SDF2:30 pmLouisville Intl
21h 05m
2 stops
OTP6:35 pmBucharest Otopeni Intl
May 18
OTP6:05 amBucharest Otopeni Intl
20h 39m
2 stops
SDF7:44 pmLouisville Intl
$962
Lufthansa
May 9
SDF7:40 pmLouisville Intl
22h 30m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 18
OTP12:45 pmBucharest Otopeni Intl
16h 45m
2 stops
SDF10:30 pmLouisville Intl
$1,013

momondo Fare Finder

 
Customize your flight search to find flights from Louisville 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 March 29, 2026.
Use the filters below to find and compare flights from Louisville to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Tue 5/12

1:15 pm-12:45 pm

2 stops16h 30m

Bucharest Otopeni Intl

Thu 5/21

7:05 am-9:18 pm

2 stops21h 13m

$894

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Sun 5/10

2:00 pm-6:35 pm

2 stops21h 35m

Bucharest Otopeni Intl

Fri 5/22

6:05 am-11:59 pm

2 stops24h 54m

$897

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Wed 5/13

12:42 pm-1:00 pm

2 stops17h 18m

Bucharest Otopeni Intl

Fri 5/22

7:05 am-7:03 pm

2 stops18h 58m

$899

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Wed 5/13

11:11 am-4:20 pm

2 stops22h 09m

Bucharest Otopeni Intl

Wed 5/20

6:05 am-11:59 pm

2 stops24h 54m

$909

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Wed 5/13

11:12 am-12:45 pm

2 stops18h 33m

Bucharest Otopeni Intl

Thu 5/21

7:05 am-9:18 pm

2 stops21h 13m

$920

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Sat 5/9

1:15 pm-12:45 pm

2 stops16h 30m

Bucharest Otopeni Intl

Thu 5/21

7:05 am-9:18 pm

2 stops21h 13m

$944

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Mon 5/11

7:56 pm-1:10 am

2 stops22h 14m

Bucharest Otopeni Intl

Mon 5/18

7:20 pm-11:59 pm

2 stops35h 39m

$945

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Sun 5/10

7:50 am-1:00 pm

2 stops22h 10m

Bucharest Otopeni Intl

Thu 5/21

7:05 am-9:18 pm

2 stops21h 13m

$950

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Tue 5/12

1:15 pm-12:45 pm

2 stops16h 30m

Bucharest Otopeni Intl

Sun 5/17

7:05 am-7:08 pm

2 stops19h 03m

$954
Quickest round-trip

LouisvilleBucharest

SDF - OTP

SDFOTP

Louisville Intl

Sun 5/10

2:30 pm-12:00 pm

2 stops14h 30m

Bucharest Otopeni Intl

Sun 5/17

6:05 am-2:54 pm

2 stops15h 49m

$957

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 Louisville 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 airline that flies from Louisville Intl to Bucharest?

British Airways and United Airlines are the most popular carriers operating from Louisville Intl to Bucharest

When to book flights from Louisville to Bucharest

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

Cheap Louisville to Bucharest (SDF to BUH) flight deals and tips

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

Fastest flight time

21h 28m

Direct flights

None
The fastest flight from Louisville to Bucharest takes 21h 28m
There are no direct flights from Louisville to Bucharest. There are no popular flight routes from Louisville to Bucharest.
Search flight deals

  • How far is Louisville Intl to Bucharest by plane?

    There are 5317.7 mi between Louisville Intl and Bucharest. A reasonable flight in good conditions will take 21h 28m.

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

    Prices for flights from Louisville Intl Airport to Bucharest are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Bucharest.

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

    The travel and health documents required for your trip to Bucharest 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Bucharest. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Bucharest from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Louisville and Bucharest by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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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