OTP - STL

$633 Find Cheap Flights from Bucharest to St. Louis - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$963
Typical prices: $884-$1,113
Lufthansa
Thu 9/6Tue 9/18
OTP - STL • 1 stop
Cheapest one-way
$544
Typical prices: $645-$1,066
Multiple Airlines
Tue 10/23
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
Insights
When to travel
March
Cheapest • 28% price drop
June
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

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

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

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

Sun, Sep 6 - Fri, Sep 18
Lufthansa Logo
6:05 am - 1:25 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
15h 20m1 stop Frankfurt am Main
Lufthansa Logo
8:30 am - 11:40 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
31h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
$963Lufthansa
Sun, Sep 6 - Fri, Sep 18
Lufthansa Logo
6:05 am - 3:38 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
17h 33m2 stops Frankfurt am Main Chicago O'Hare Intl
Lufthansa Logo
8:00 am - 11:40 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
31h 40m2 stops Chicago O'Hare Intl Frankfurt am Main
$973Lufthansa
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:15 am - 10:05 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
21h 50m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
12:55 pm - 3:30 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
18h 35m2 stops Dallas/Fort Worth London Heathrow
$1,093British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:15 am - 10:05 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
21h 50m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
1:06 pm - 3:30 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
18h 24m2 stops Chicago O'Hare Intl London Heathrow
$1,093British Airways
Thu, Sep 24 - Mon, Sep 28
British Airways Logo
3:40 pm - 9:43 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
38h 03m2 stops London Heathrow Philadelphia
British Airways Logo
11:01 am - 5:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
22h 19m2 stops Chicago O'Hare Intl London Heathrow
$1,097British Airways
Thu, Sep 24 - Mon, Sep 28
British Airways Logo
3:40 pm - 9:43 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
38h 03m2 stops London Heathrow Philadelphia
British Airways Logo
11:01 am - 5:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
22h 19m2 stops Chicago O'Hare Intl London Heathrow
$1,098British Airways
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
6:05 am - 6:41 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
20h 36m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
3:30 pm - 1:05 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
13h 35m1 stop Frankfurt am Main
$1,120United Airlines
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
6:05 am - 6:41 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
20h 36m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
3:30 pm - 1:05 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
13h 35m1 stop Frankfurt am Main
$1,121United Airlines
Sun, Sep 6 - Fri, Sep 18
British Airways Logo
8:10 am - 7:30 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
19h 20m1 stop London Heathrow
British Airways Logo
9:35 pm - 11:50 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
18h 15m1 stop London Heathrow
$1,235British Airways
Sun, Sep 6 - Fri, Sep 18
Multiple Airlines Logo
10:10 am - 1:25 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
35h 15m2 stops Istanbul Frankfurt am Main
Multiple Airlines Logo
12:10 pm - 1:35 amSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
29h 25m3 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main Barcelona-El Prat
$1,462Multiple 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.

How much is a round-trip flight from Bucharest Otopeni Intl Airport to St. Louis?

Round-trip flights from Bucharest Otopeni Intl Airport to St. Louis start at $963. Prices are typical for this route right now, with typical round-trip fares ranging from $884 to $1,113. The lowest price found in the past 5 days was $963 on Lufthansa.

Find deals

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

Low season

December

Cheapest flight

$544
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

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

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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.

  • What are the earliest and latest flights from Bucharest Otopeni Intl Airport to St. Louis?

    These are the earliest and latest flight times available from Bucharest Otopeni Intl Airport to St. Louis:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • 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 $963 to $1,968. 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 in line with typical prices for this route. Average one-way fares are about $880.

  • 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.

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

Get tips on when to book, when to fly and what to know before your trip.
  • 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

Information on your arrival and departure airports

Bucharest (OTP)
St. Louis (STL)