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$548+ Cheap flights from Sioux Falls (FSD) to Romania

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — OTP
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Sioux Falls to Romania

Cheapest flights from Sioux Falls to Romania
Explore the most affordable flight options available from Sioux Falls to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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 stops21h 00m
United Airlines
Sun 3/15:55 am
OTP
-
FSD
2 stops19h 56m
United Airlines
Deal found 1/19$548

Find flight deals from Sioux Falls to Romania

Keep the following information in mind while searching for Sioux Falls to Romania flight deals. Data was last updated January 21, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
2 stars

Round-trip from

$548
(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 Romania
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Romania 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 January 21, 2026.
Use the filters below to find and compare flights from Sioux Falls to Romania that are best for you.

Fly from

Sioux Falls

Fly to

Romania

Route

Depart

Return

Price

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Wed 2/25

9:00 am-2:00 pm

2 stops21h 00m

Bucharest Otopeni Intl

Sun 3/1

5:55 am-5:51 pm

2 stops19h 56m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Best time to book a flight from Sioux Falls to Romania

Have a flexible travel schedule? Discover the best time to fly to Romania 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 Romania
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 Romania. 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 Romania?

    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 Romania.

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

    United Airlines can get you from Sioux Falls to Romania in just under 21h. Your travel time can differ by up to . The distance between Sioux Falls and Romania is about 5402 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux Falls to Romania 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

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