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Cheap flights from St. Louis (STL) to Bucharest (BUH) from $981

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BUH
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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Cheap flight deals from St. Louis to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 May 16, 2024.

Round-trip from

$545
From Lambert-St Louis to Bucharest (BUH)
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Bucharest?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 80% when planning your travel around this day of the week.

When is the cheapest time to fly from St. Louis to Bucharest (STL - BUH)?

When flying from St. Louis to Bucharest, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight in the afternoon.

Cheap Delta flights from St. Louis to Bucharest

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Bucharest. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Consider these cheap Delta flights we've found departing from St. Louis to Bucharest. Make sure to double check the flight details before booking.
Wed 6/512:00 pmSTL - OTP
2 stops18h 00mDelta
Sat 11/26:00 amOTP - STL
2 stops22h 31mDelta
Deal found 5/14$1,002
Mon 6/104:02 pmSTL - OTP
2 stops19h 08mDelta
Mon 9/26:30 amOTP - STL
2 stops18h 57mDelta
Deal found 5/15$1,148
Mon 6/37:10 pmSTL - OTP
2 stops16h 00mDelta
Tue 6/116:30 amOTP - STL
2 stops25h 13mDelta
Deal found 5/16$1,203
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Wed 6/126:30 amOTP - STL
2 stops22h 24mDelta
Deal found 5/16$1,216
Mon 6/37:10 pmSTL - OTP
2 stops16h 00mDelta
Sat 6/156:30 amOTP - STL
2 stops25h 13mDelta
Deal found 5/16$1,253
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Sun 6/166:30 amOTP - STL
2 stops18h 31mDelta
Deal found 5/16$1,266
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Sat 6/157:00 amOTP - STL
2 stops22h 17mDelta
Deal found 5/16$1,268
Sat 6/811:25 amSTL - OTP
2 stops18h 35mDelta
Sat 6/156:30 amOTP - STL
2 stops18h 05mDelta
Deal found 5/16$1,303
Sat 6/81:10 pmSTL - OTP
2 stops20h 10mDelta
Sun 6/167:05 amOTP - STL
2 stops19h 06mDelta
Deal found 5/16$1,318

Cheap Lufthansa flights from St. Louis to Bucharest

Explore cheap flight options specifically provided by Lufthansa for the route between St. Louis and Bucharest. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
To aid your search, here are some of the cheapest Lufthansa flights we've found from St. Louis to Bucharest. Deals are refreshing constantly so come back soon for more options.
Wed 7/35:30 pmSTL - OTP
2 stops23h 20mLufthansa
Fri 8/306:15 amOTP - STL
1 stop15h 15mLufthansa
Deal found 5/15$1,044
Wed 6/55:31 pmSTL - OTP
2 stops17h 04mLufthansa
Sat 11/22:35 pmOTP - STL
1 stop31h 20mLufthansa
Deal found 5/14$1,090
Wed 6/53:25 pmSTL - OTP
1 stop13h 25mLufthansa
Sat 11/22:35 pmOTP - STL
1 stop31h 20mLufthansa
Deal found 5/14$1,313
Wed 6/53:25 pmSTL - OTP
1 stop18h 20mLufthansa
Wed 6/126:00 amOTP - STL
2 stops17h 41mLufthansa
Deal found 5/16$1,484
Tue 6/45:31 pmSTL - OTP
2 stops17h 04mLufthansa
Mon 6/106:10 amOTP - STL
2 stops17h 31mLufthansa
Deal found 5/16$1,499
Wed 6/53:25 pmSTL - OTP
1 stop18h 20mLufthansa
Thu 6/136:00 amOTP - STL
2 stops17h 41mLufthansa
Deal found 5/16$1,514
Sun 6/93:25 pmSTL - OTP
1 stop13h 25mLufthansa
Sat 6/156:30 pmOTP - STL
1 stop27h 00mLufthansa
Deal found 5/16$1,520
Wed 6/53:25 pmSTL - OTP
1 stop18h 20mLufthansa
Wed 6/126:15 amOTP - STL
1 stop15h 15mLufthansa
Deal found 5/16$1,538
Wed 7/33:25 pmSTL - OTP
1 stop13h 25mLufthansa
Fri 8/306:15 amOTP - STL
1 stop15h 15mLufthansa
Deal found 5/15$1,579

Cheap St. Louis to Bucharest flights in May & June 2024

Find cheap flight options from St. Louis to Bucharest specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Bucharest in May and June 2024. Check back in a little while for more flight options.
Wed 6/512:00 pmSTL - OTP
2 stops18h 00mDelta
Sat 11/26:00 amOTP - STL
2 stops22h 31mDelta
Deal found 5/14$1,002
Wed 6/55:31 pmSTL - OTP
2 stops17h 04mLufthansa
Sat 11/22:35 pmOTP - STL
1 stop31h 20mLufthansa
Deal found 5/14$1,090
Mon 6/104:02 pmSTL - OTP
2 stops19h 08mDelta
Mon 9/26:30 amOTP - STL
2 stops18h 57mDelta
Deal found 5/15$1,148
Thu 6/139:50 amSTL - OTP
2 stops24h 00mAir Canada
Sun 6/236:15 amOTP - STL
2 stops46h 50mAir Canada
Deal found 5/15$1,201
Mon 6/37:10 pmSTL - OTP
2 stops16h 00mDelta
Thu 6/136:30 amOTP - STL
2 stops19h 41mDelta
Deal found 5/16$1,203
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Fri 6/146:30 amOTP - STL
2 stops23h 25mDelta
Deal found 5/16$1,216
Mon 6/37:10 pmSTL - OTP
2 stops16h 00mDelta
Sat 6/156:30 amOTP - STL
2 stops25h 13mDelta
Deal found 5/16$1,253
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Sun 6/166:30 amOTP - STL
2 stops18h 31mDelta
Deal found 5/16$1,266
Tue 6/46:12 pmSTL - OTP
2 stops15h 08mDelta
Sat 6/157:00 amOTP - STL
2 stops22h 17mDelta
Deal found 5/16$1,268

St. Louis to Bucharest 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Bucharest in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Bucharest in May and June 2024. Check back in a little while for more flight options.
Tue 9/2410:10 amSTL - OTP
2 stops21h 10mAir Canada
Wed 10/26:30 amOTP - STL
2 stops21h 30mAir Canada
Deal found 5/15$981
Wed 9/2510:10 amSTL - OTP
2 stops17h 50mAir Canada
Wed 10/26:30 amOTP - STL
2 stops21h 30mAir Canada
Deal found 5/15$983
Tue 9/2410:10 amSTL - OTP
2 stops21h 10mAir Canada
Tue 10/16:00 amOTP - STL
2 stops22h 00mAir Canada
Deal found 5/15$984
Wed 6/512:00 pmSTL - OTP
2 stops18h 00mDelta
Sat 11/26:00 amOTP - STL
2 stops22h 31mDelta
Deal found 5/14$1,002
Wed 9/253:25 pmSTL - OTP
1 stop18h 20mLufthansa
Wed 10/26:00 amOTP - STL
2 stops17h 59mLufthansa
Deal found 5/15$1,003
Mon 9/97:56 pmSTL - OTP
2 stops20h 39mBritish Airways
Sun 9/228:35 amOTP - STL
2 stops19h 23mBritish Airways
Deal found 5/15$1,016
Thu 9/2610:10 amSTL - OTP
2 stops17h 50mAir Canada
Thu 10/36:30 amOTP - STL
2 stops21h 30mAir Canada
Deal found 5/15$1,033
Wed 7/31:06 pmSTL - OTP
2 stops16h 54mAir France
Fri 8/306:30 amOTP - STL
2 stops18h 19mAir France
Deal found 5/15$1,034
Wed 9/2510:10 amSTL - OTP
2 stops17h 50mAir Canada
Tue 10/16:00 amOTP - STL
2 stops22h 00mAir Canada
Deal found 5/15$1,036

Find flights from St. Louis to Bucharest within your budget

Customize your flight search to find flights from St. Louis 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,002 - $1,474

Route

Depart

Return

Price

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Wed 6/5

2 stops18h 00m

Bucharest Otopeni Intl

Sat 11/2

2 stops22h 31m

$1,002

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Wed 7/3

2 stops16h 54m

Bucharest Otopeni Intl

Fri 8/30

2 stops18h 19m

$1,034

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Wed 7/3

2 stops23h 20m

Bucharest Otopeni Intl

Fri 8/30

1 stop15h 15m

$1,044

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Wed 6/5

2 stops17h 04m

Bucharest Otopeni Intl

Sat 11/2

1 stop31h 20m

$1,090

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Thu 6/13

2 stops24h 00m

Bucharest Otopeni Intl

Sun 6/23

2 stops46h 50m

$1,201

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Thu 6/6

2 stops27h 53m

Bucharest Otopeni Intl

Thu 6/13

2 stops22h 50m

$1,287

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Sun 6/9

1 stop13h 30m

Bucharest Otopeni Intl

Sat 6/15

1 stop32h 00m

$1,370

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Sat 6/8

2 stops16h 47m

Bucharest Otopeni Intl

Fri 6/14

2 stops30h 07m

$1,405

Lambert-St LouisBucharest Otopeni Intl

STL - OTP

STLOTP

Lambert-St Louis

Fri 6/7

2 stops30h 06m

Bucharest Otopeni Intl

Thu 6/13

2 stops38h 17m

$1,474

Flights are sorted by cheapest first

Deals found on 5/14

When is the cheapest time to fly from St. Louis to Bucharest?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Bucharest. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Bucharest flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Bucharest by month

Plan your trip from St. Louis to Bucharest by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Bucharest is currently $0 while a round-trip flight costs $1,212. Price data was last updated on May 12, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Bucharest (average of $599). Flying from St. Louis to Bucharest in June is currently the most expensive (average of $1,319). 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.

January

$599

February

$674

March

$735

April

$743

May

$825

June

$1,319

July

$1,106

August

$884

September

$751

October

$671

November

$625

December

$738

Temperature and rainfall in Bucharest by month

Plan your trip to Bucharest by taking into account the average temperature and rainfall totals by month.

BUH

Temperature

30.2 - 71.6 °F

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. 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 Bucharest. Reviews last updated May 16, 2024.
Read through reviews of airlines operating flights from St. Louis to Bucharest, such as Delta, Lufthansa and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Austrian Airlines
7.7
Good
1,053 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.6
Good
1,764 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air Canada
7.0
Good
6,947 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Bucharest. On average, Lambert-St Louis has 0 outbound flights to Bucharest per day from 2 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from St. Louis to Bucharest for under $1,100 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Bucharest for under $1,100. The cheapest flight booked recently is on Delta for just $1,002, but on average you can expect to pay $1,227.

  • What are the cheapest airlines flying from St. Louis to Bucharest round-trip?

    Currently priced at $1,002, Delta will fly you from St. Louis to Bucharest and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air France and Lufthansa - these airlines can fly you to your destination from $1,034 and $1,044, respectively.

  • What does STL to OTP mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Bucharest Otopeni Intl Airport flight would often be abbreviated as a STL to OTP flight. Bucharest Baneasa Airport (BBU) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from St. Louis to Bucharest that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Bucharest flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Bucharest with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Bucharest flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Bucharest that allow pets onboard?

    Many airlines flying from St. Louis to Bucharest offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Bucharest?

    Yes, you can often find last-minute deals on St. Louis to Bucharest flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Bucharest flight deals updated?

    The St. Louis to Bucharest flight deals you see on this page were last updated on 5/15.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Bucharest
See prices for flight routes from nearby airports that may be better suited for you.

Kansas City to Otopeni Intl flights
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Columbia to Otopeni Intl flights
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Springfield to Otopeni Intl flights

Top 2 airlines flying from St. Louis to Bucharest

Discover the top 2 airlines that operate flights from St. Louis to Bucharest. 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,028Average$1,244FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
LufthansaCheapest$1,109Average$1,318FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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Search flights from St. Louis to Bucharest by cabin class

Find flights from St. Louis to Bucharest, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Bucharest?

Cheapflights helps you search for flights from St. Louis to Bucharest via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Bucharest?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bucharest from St. Louis.

Can Cheapflights find flights from St. Louis to Bucharest with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to Bucharest with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Bucharest become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Bucharest from St. Louis today and book when prices fit your budget.

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