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$487+ Cheap flights from St. Louis (STL) to Romania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OTP
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from St. Louis to Romania

Keep the following information in mind while searching for St. Louis to Romania flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$806
(United)

One-way from

$487
(oojo)
Provider with most accurate pricing for Lambert-St Louis-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Bucharest (BUH) flights.
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From Lambert-St Louis to Romania
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One-way flight from Lambert-St Louis to Romania
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Find flight deals from St. Louis to Romania

Cheapest flights from St. Louis to Romania
Explore the most affordable flight options available from St. Louis to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/23:30 pmSTL - OTP
1 stop13h 45mUnited Airlines
dom. 4/136:00 amOTP - STL
2 stops16h 45mUnited Airlines
Deal found 2/20$806
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/93:30 pmSTL - OTP
1 stop18h 25mLufthansa
mié. 5/286:00 amOTP - STL
1 stop15h 30mLufthansa
Deal found 2/19$930
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/910:17 amSTL - OTP
2 stops20h 13mBritish Airways
mié. 5/288:25 amOTP - STL
2 stops21h 27mBritish Airways
Deal found 2/19$934
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/93:30 pmSTL - OTP
1 stop13h 45mMultiple Airlines
mié. 5/286:35 amOTP - STL
2 stops22h 50mMultiple Airlines
Deal found 2/19$939

Find flights from St. Louis to Romania within your budget

Customize your flight search to find flights from St. Louis 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 febrero 20, 2025.

Fly from

St. Louis

Fly to

Romania

Route

Depart

Return

Price

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/2

3:30 pm-1:15 pm

1 stop13h 45m

Bucharest Otopeni Intl

dom. 4/13

6:00 am-2:45 pm

2 stops16h 45m

$806

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/9

3:30 pm-5:55 pm

1 stop18h 25m

Bucharest Otopeni Intl

mié. 5/28

6:00 am-1:30 pm

1 stop15h 30m

$930

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/9

10:17 am-2:30 pm

2 stops20h 13m

Bucharest Otopeni Intl

mié. 5/28

8:25 am-9:52 pm

2 stops21h 27m

$934

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/9

3:30 pm-1:15 pm

1 stop13h 45m

Bucharest Otopeni Intl

mié. 5/28

6:35 am-9:25 pm

2 stops22h 50m

$939

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/2

4:26 pm-8:20 pm

2 stops19h 54m

$487

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 4/2

3:30 pm-1:15 pm

1 stop13h 45m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from St. Louis to Romania

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

Travel insights for flights from St. Louis to Romania

Get recent, data-driven insights about flights from St. Louis to Romania including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from STL to RO?

Find hourly flight availability from St. Louis to Romania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

When flying from St. Louis to Romania, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Romania by month

Plan your trip to Romania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Romania ranges from 0.8 - 3.1 inches per month. June is typically the wettest month, when rainfall can reach 3.1 in. October is typically the driest time to visit Romania when rainfall is around 0.8 in.

Temperature in Romania by month

Plan your trip to Romania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Romania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Romania

Get insights into the airlines that provide service to Romania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Romania. Reviews last updated febrero 20, 2025.
United Airlines
7.4
Good
8,766 reviews

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,766 reviews
United Airlines
7.4
Good
8,766 reviews

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Lufthansa
6.7
Okay
6,984 reviews
United Airlines
7.4
Good
8,766 reviews

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

British Airways
6.6
Okay
6,763 reviews
United Airlines
7.4
Good
8,766 reviews

Entertainment

7.1

Food

6.7

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 St. Louis to Romania?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Romania.

  • What are the most popular routes from St. Louis to Romania?

    The most popular flight routes from St. Louis to Romania are Lambert-St Louis - Bucharest Otopeni Intl, Lambert-St Louis - Cluj Napoca and Lambert-St Louis - Sibiu.

  • Can I find deals for flights from St. Louis to Romania that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Romania?

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

  • Can I find deals for business class flights from St. Louis to Romania?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • What is the cheapest month to book a flight from St. Louis to Romania?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Romania (average of $604). Flying from St. Louis to Romania in June is currently the most expensive (average of $1,175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from St. Louis to Romania

Discover the top 2 airlines that operate flights from St. Louis to Romania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$759Average$961FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$788Average$1,144FlexibilityNo cancel feeOn-time76%
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