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$552+ Cheap flights from Sioux Falls (FSD) to Bucharest (BUH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BUH
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Sioux Falls to Bucharest

Cheapest flights from Sioux Falls to Bucharest
Explore the most affordable flight options available from Sioux Falls to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:05 am
FSD
-
OTP
2 stops25h 30m
United Airlines
Wed 4/156:05 am
OTP
-
FSD
2 stops19h 39m
United Airlines
Deal found 2/9$552
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:39 pm
FSD
-
OTP
2 stops21h 41m
American Airlines
Thu 5/78:15 am
OTP
-
FSD
2 stops18h 54m
American Airlines
Deal found 2/12$553
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:00 am
FSD
-
OTP
2 stops30h 55m
United Airlines
Sun 3/15:55 am
OTP
-
FSD
2 stops24h 02m
United Airlines
Deal found 2/9$763

Find flight deals from Sioux Falls to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Bucharest (BUH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$552
(United Airlines)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Bucharest (BUH) flights.
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From Sioux Falls Joe Foss Field to Bucharest (BUH)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Sioux Falls to Bucharest that are best for you.

Fly from

Sioux Falls

Fly to

Bucharest

Route

Depart

Return

Price

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Tue 4/21

6:35 pm-6:35 pm

2 stops16h 00m

Bucharest Otopeni Intl

Thu 5/7

6:05 am-5:44 pm

2 stops19h 39m

$552

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Wed 4/1

9:05 am-6:35 pm

2 stops25h 30m

Bucharest Otopeni Intl

Wed 4/15

6:05 am-5:44 pm

2 stops19h 39m

$552

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Tue 4/21

7:39 pm-1:20 am

2 stops21h 41m

Bucharest Otopeni Intl

Thu 5/7

8:15 am-7:09 pm

2 stops18h 54m

$553

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Wed 2/25

9:00 am-11:55 pm

2 stops30h 55m

Bucharest Otopeni Intl

Sun 3/1

5:55 am-9:57 pm

2 stops24h 02m

$763

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

  • Most accurate provider: When it comes to deals on Sioux Falls-Bucharest flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Sioux Falls-Bucharest flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Sioux Falls-Bucharest flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-Bucharest flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-Bucharest flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sioux Falls to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest from Sioux Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Bucharest
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Bucharest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux Falls to Bucharest?

    Sioux Falls Joe Foss Field (FSD), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Sioux Falls to Bucharest. 0 airlines have flights from Joe Foss Field to Bucharest on a regular basis. Booking flights from Sioux Falls Joe Foss Field to Bucharest should not be difficult; the airport handles an average of 0 outbound flights to Bucharest per day.

  • How long is the flight from Sioux Falls to Bucharest?

    A quick flight from Sioux Falls to Bucharest can take about 16h. United Airlines provides one of the quickest options available for as low as $552. Sioux Falls and Bucharest are separated by a distance of 5402 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Sioux Falls to Bucharest that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Bucharest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to Bucharest?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Bucharest.

  • Can I find deals for business class flights from Sioux Falls to Bucharest?

    Yes. Cheapflights offers flight deals from Sioux Falls to Bucharest by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Bucharest?

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

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Sioux Falls to Otopeni Intl flights

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