Which airports can I use when flying from Bucharest Otopeni Intl Airport to St. Louis?

Flights from Bucharest Otopeni Intl Airport to St. Louis usually depart from Bucharest Otopeni Intl (OTP) and arrive at Lambert-St Louis (STL).

What cabin classes can I book on flights from Bucharest Otopeni Intl Airport to St. Louis?

Only Economy Class is available on flights from Bucharest Otopeni Intl Airport to St. Louis.

Which airports do connecting flights from Bucharest Otopeni Intl Airport to St. Louis pass through?

Most connecting flights from Bucharest Otopeni Intl Airport to St. Louis pass through Frankfurt am Main (FRA), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Bucharest Otopeni Intl Airport to St. Louis?

Yes. Being flexible with your travel dates can save you up to 22% on the Bucharest Otopeni Intl Airport to St. Louis route. Wednesday is the cheapest departure day at $884 round-trip on average, while Monday is the most expensive at $1,127, a difference of $243. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in St. Louis?

Some of the most popular sights in St. Louis are Downtown St. Louis, Busch Stadium and Enterprise Center. These are among the most viewed places in St. Louis on KAYAK.

How long is a flight from Bucharest Otopeni Intl Airport to St. Louis?

A nonstop flight from Bucharest Otopeni Intl Airport to St. Louis takes 0h 00m, covering 5,451 miles.

Do I need a passport to fly from Bucharest Otopeni Intl Airport to St. Louis?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Bucharest Otopeni Intl Airport to St. Louis changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $872 to $2,137. That means the highest observed fare was about 2x higher than the lowest one.

How are flight prices from Bucharest Otopeni Intl Airport to St. Louis looking right now?

One-way fares from Bucharest Otopeni Intl Airport to St. Louis are currently lower than usual. Average one-way flight prices are about $733, which is 19% below the typical average for this route.

What is the time difference between Bucharest Otopeni Intl Airport and St. Louis?

St. Louis is 8 hours behind Bucharest Otopeni Intl Airport (Central Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Lambert-St Louis Airport (STL)?

Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include: · Hertz · Budget · Alamo · Enterprise Rent-A-Car · Payless

How much should I expect to pay for a Bucharest Otopeni Intl Airport to St. Louis flight?

Round-trip flights from Bucharest Otopeni Intl Airport to St. Louis range from $884 to $1,113, with an average of $922 over the past 12 months. Anything below $884 counts as a good deal.

What is the cheapest layover airport when flying from Bucharest Otopeni Intl Airport to St. Louis?

Flights via Frankfurt am Main (FRA) offer the most affordable fares, with an average round-trip price of $1,054. Based on KAYAK data over the past 3 months.

When flying from Bucharest Otopeni Intl Airport to St. Louis which airport offers the shortest layover?

Frankfurt am Main (FRA) had the shortest average connection time for Bucharest Otopeni Intl Airport to St. Louis layovers at 518 minutes over the past 3 months.

$604 CHEAP FLIGHTS from Bucharest to St. Louis (OTP - STL)

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Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$872

Typical prices: $884-$1,113

KLM, Air France

Tue 9/11Sat 9/15

OTP - STL • 2 stops

Cheapest one-way

$604

Typical prices: $645-$1,066

Multiple Airlines

Mon 10/1

OTP - STL • 3 stops

Nonstop flights

Not available

There are currently no direct flights between Bucharest Otopeni Intl Airport and St. Louis. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

March

Cheapest • 28% price drop

June

Most popular

Good to know

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We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from Bucharest to St. Louis (OTP-STL)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Bucharest to St. Louis

Fri, Sep 11 - Tue, Sep 15

8:35 am - 8:35 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

20h 00m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

2:30 pm - 3:50 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

17h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

$872Multiple Airlines

Sun, Oct 11 - Sun, Oct 18

8:10 am - 9:59 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

21h 49m2 stops London Heathrow Miami

9:40 pm - 12:50 amSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

19h 10m1 stop London Heathrow

$878American Airlines

Sat, Oct 10 - Sat, Oct 17

8:15 am - 9:59 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

21h 44m2 stops London Heathrow Miami

5:40 pm - 12:20 amSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

22h 40m2 stops Philadelphia London Heathrow

$883American Airlines

Sun, Oct 11 - Sun, Oct 18

5:35 pm - 1:25 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

27h 50m1 stop Frankfurt am Main

3:30 pm - 4:30 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

17h 00m1 stop Frankfurt am Main

$899Lufthansa

Fri, Sep 11 - Tue, Sep 15

8:15 am - 9:43 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

21h 28m2 stops London Heathrow Philadelphia

9:35 pm - 1:20 amSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

19h 45m1 stop London Heathrow

$956British Airways

Sat, Oct 10 - Sat, Oct 17

1:55 pm - 1:25 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

31h 30m1 stop Frankfurt am Main

1:09 pm - 12:00 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

14h 51m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$1,022Lufthansa

Sat, Oct 10 - Sat, Oct 17

6:05 am - 9:21 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

23h 16m3 stops Frankfurt am Main Austin Bergstrom Chicago O'Hare Intl

7:01 pm - 6:35 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

15h 34m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

$1,089United Airlines

Thu, Sep 24 - Mon, Sep 28

3:40 pm - 9:43 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

38h 03m2 stops London Heathrow Philadelphia

12:46 pm - 1:20 amSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

28h 34m2 stops Dallas/Fort Worth London Heathrow

$1,106British Airways

Mon, Sep 7 - Fri, Sep 11

6:05 am - 1:25 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

15h 20m1 stop Frankfurt am Main

1:00 pm - 12:00 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

15h 00m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$1,125Lufthansa

Mon, Sep 7 - Fri, Sep 11

1:50 pm - 6:41 pmOTP Bucharest Otopeni Intl-STL Lambert-St Louis

36h 51m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

1:00 pm - 12:00 pmSTL Lambert-St Louis-OTP Bucharest Otopeni Intl

15h 00m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$1,129United Airlines

Booking Insights

Price, demand and travel trends for Bucharest Otopeni Intl Airport to St. Louis flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Bucharest Otopeni Intl Airport to St. Louis with more confidence.

Airlines

Layovers

What is the cheapest airline to fly from Bucharest Otopeni Intl Airport to St. Louis?

American Airlines ($878) and Lufthansa ($899) are the cheapest airlines to fly round-trip from Bucharest Otopeni Intl Airport to St. Louis according to KAYAK data over the last 5 days.

Find deals

Low season	December
High season	June
Cheapest flight	$604

Flight from Bucharest Otopeni Intl Airport to St. Louis

When to book flights from Bucharest to St. Louis

Are your dates flexible? Find out the best times to travel from Bucharest to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Bucharest Otopeni Intl Airport to St. Louis?
Flights from Bucharest Otopeni Intl Airport to St. Louis usually depart from Bucharest Otopeni Intl (OTP) and arrive at Lambert-St Louis (STL).
What cabin classes can I book on flights from Bucharest Otopeni Intl Airport to St. Louis?
Only Economy Class is available on flights from Bucharest Otopeni Intl Airport to St. Louis.
Which airports do connecting flights from Bucharest Otopeni Intl Airport to St. Louis pass through?
Most connecting flights from Bucharest Otopeni Intl Airport to St. Louis pass through Frankfurt am Main (FRA), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Bucharest Otopeni Intl Airport to St. Louis?
Yes. Being flexible with your travel dates can save you up to 22% on the Bucharest Otopeni Intl Airport to St. Louis route. Wednesday is the cheapest departure day at $884 round-trip on average, while Monday is the most expensive at $1,127, a difference of $243. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in St. Louis?
Some of the most popular sights in St. Louis are Downtown St. Louis, Busch Stadium and Enterprise Center. These are among the most viewed places in St. Louis on KAYAK.
How long is a flight from Bucharest Otopeni Intl Airport to St. Louis?
A nonstop flight from Bucharest Otopeni Intl Airport to St. Louis takes 0h 00m, covering 5,451 miles.
Do I need a passport to fly from Bucharest Otopeni Intl Airport to St. Louis?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Bucharest Otopeni Intl Airport to St. Louis changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $872 to $2,137. That means the highest observed fare was about 2x higher than the lowest one.
How are flight prices from Bucharest Otopeni Intl Airport to St. Louis looking right now?
One-way fares from Bucharest Otopeni Intl Airport to St. Louis are currently lower than usual. Average one-way flight prices are about $733, which is 19% below the typical average for this route.
What is the time difference between Bucharest Otopeni Intl Airport and St. Louis?
St. Louis is 8 hours behind Bucharest Otopeni Intl Airport (Central Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Lambert-St Louis Airport (STL)?
Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
· Hertz
· Budget
· Alamo
· Enterprise Rent-A-Car
· Payless
How much should I expect to pay for a Bucharest Otopeni Intl Airport to St. Louis flight?
Round-trip flights from Bucharest Otopeni Intl Airport to St. Louis range from $884 to $1,113, with an average of $922 over the past 12 months. Anything below $884 counts as a good deal.

If your dates can be flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average $884 - about $243 less than Monday (22% savings) based on the last 12 months.
If you can choose when to travel, plan your Bucharest Otopeni Intl Airport to St. Louis trip for March. Fares historically average $668 round-trip in that month - typically $568 less than the most expensive month, which is July (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.
- MainStay Suites St. Louis Airport
- Renaissance St. Louis Airport Hotel
- Drury Inn & Suites St. Louis Airport

Everything you need to know for your flight from Bucharest to St. Louis

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Bucharest (OTP)

St. Louis (STL)

OTP - STL

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Everything you should know

Cheap Flights from Bucharest to St. Louis (OTP-STL)

Recent round-trip flight deals from Bucharest to St. Louis

Recent one-way flight deals from Bucharest to St. Louis

Price, demand and travel trends for Bucharest Otopeni Intl Airport to St. Louis flights

What is the cheapest airline to fly from Bucharest Otopeni Intl Airport to St. Louis?

What is the cheapest layover airport when flying from Bucharest Otopeni Intl Airport to St. Louis?

When flying from Bucharest Otopeni Intl Airport to St. Louis which airport offers the shortest layover?

Key details for Bucharest Otopeni Intl Airport to St. Louis flights

Low season

High season

Cheapest flight

When to book flights from Bucharest to St. Louis

Your Bucharest Otopeni Intl Airport to St. Louis flight questions, answered

Your guide to booking Bucharest Otopeni Intl Airport to St. Louis flights

Everything you need to know for your flight from Bucharest to St. Louis

Information on your arrival and departure airports

Cabin class types available on flights to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights to and from Bucharest and St. Louis

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