HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Romania

$549+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — OTP
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sioux Falls to Romania with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sioux Falls to Romania

Best flights from Sioux Falls to Romania
Discover carefully curated flight deals from Sioux Falls to Romania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/311:02 pmFSD - OTP
2 stops18h 48mMultiple Airlines
Sat 2/78:35 amOTP - FSD
2 stops19h 18mMultiple Airlines
Deal found 12/17$549
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 1/3111:22 amFSD - OTP
2 stops18h 43mUnited Airlines
Sat 2/75:55 amOTP - FSD
3 stops22h 29mUnited Airlines
Deal found 12/17$567
This United Airlines deal was found by Cheapflights users on 12/15. 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 2/1111:22 amFSD - OTP
2 stops17h 08mUnited Airlines
Sun 2/155:55 amOTP - FSD
2 stops19h 56mUnited Airlines
Deal found 12/15$571

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 December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$549
(Air France)
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.
Search Deals
From Sioux Falls Joe Foss Field to Romania
Search Deals

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 December 18, 2025.
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

Sat 1/31

1:02 pm-3:50 pm

2 stops18h 48m

Bucharest Otopeni Intl

Sat 2/7

8:35 am-7:53 pm

2 stops19h 18m

$549

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Sat 1/31

11:22 am-2:05 pm

2 stops18h 43m

Bucharest Otopeni Intl

Sat 2/7

5:55 am-8:24 pm

3 stops22h 29m

$567

Sioux FallsBucharest

FSD - OTP

FSDOTP

Sioux Falls Joe Foss Field

Wed 2/11

11:22 am-12:30 pm

2 stops17h 08m

Bucharest Otopeni Intl

Sun 2/15

5:55 am-5:51 pm

2 stops19h 56m

$571

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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 18h 43m. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sioux Falls to Romania

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Frankfurt flights
Sioux Falls to Leonardo da Vinci/Fiumicino flights
Sioux Falls to Heathrow flights
Sioux Falls to Charles de Gaulle flights
Sioux Falls to London City flights
Rapid City to Dublin flights
Sioux Falls to Dublin flights
Sioux Falls to Helsinki flights
Sioux Falls to Amsterdam flights
Sioux Falls to Madrid flights
Sioux Falls to Gatwick flights
Sioux Falls to Orly flights
Rapid City to Charles de Gaulle flights
Sioux Falls to Munich flights
Rapid City to Madrid flights
Rapid City to Heathrow flights
Sioux Falls to Málaga flights
Sioux Falls to Budapest flights
Sioux Falls to Barcelona-El Prat flights
Sioux Falls to Duesseldorf Intl flights
Rapid City to Munich flights
Sioux Falls to Copenhagen flights
Sioux Falls to Keflavik Intl flights
Sioux Falls to Leeds flights
Rapid City to Oslo Gardermoen flights
Sioux Falls to Florence flights
Rapid City to Zurich flights
Sioux Falls to Vienna flights
Sioux Falls to Sofia flights
Sioux Falls to Otopeni Intl flights
Sioux Falls to Sarajevo flights
Rapid City to Sandefjord flights
Rapid City to Athens flights
Rapid City to Berlin flights
Rapid City to Ankara flights
Sioux Falls to Nuremberg flights
Rapid City to London City flights
Sioux Falls to Manchester flights
Sioux Falls to Grimsby flights
Rapid City to Keflavik Intl flights
Sioux Falls to Pristina flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.