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Cheap flights from Bucharest to St. Louis from $598

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Bucharest to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:05 am - 11:16 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
24h 11m2 stops Amsterdam Schiphol Minneapolis St Paul
Delta Logo
5:59 pm - 11:25 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
21h 26m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
$869Delta
Fri, Sep 25 - Tue, Sep 29
British Airways Logo
8:15 am - 11:33 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
23h 18m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
9:50 am - 3:30 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
21h 40m2 stops Boston Logan Intl London Heathrow
$1,101British Airways
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
6:05 am - 9:21 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
23h 16m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
3:30 pm - 4:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
16h 50m1 stop Frankfurt am Main
$1,131United Airlines
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
6:05 am - 9:21 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
23h 16m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
3:30 pm - 4:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
16h 50m1 stop Frankfurt am Main
$1,133United Airlines
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
6:05 am - 9:21 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
23h 16m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
9:30 am - 4:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
22h 50m3 stops Newark Montreal Pierre Elliott Trudeau Intl Frankfurt am Main
$1,135United Airlines
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
6:05 am - 10:59 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
24h 54m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
12:10 pm - 4:20 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
20h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main
$1,136United Airlines
Thu, Sep 24 - Mon, Sep 28
British Airways Logo
8:15 am - 11:43 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
23h 28m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
9:35 pm - 1:20 amSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
19h 45m1 stop London Heathrow
$1,175British Airways
Fri, Sep 25 - Tue, Sep 29
Lufthansa Logo
6:05 am - 1:25 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
15h 20m1 stop Frankfurt am Main
Lufthansa Logo
3:30 pm - 1:00 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
13h 30m1 stop Frankfurt am Main
$1,215Lufthansa
Fri, Sep 25 - Tue, Sep 29
Multiple Airlines Logo
6:00 am - 6:41 pmOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
20h 41m2 stops Barcelona-El Prat Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
2:40 pm - 3:05 amSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
28h 25m3 stops Toronto Pearson Intl Barcelona-El Prat Belgrade Nikola Tesla
$1,294Multiple Airlines
Fri, Sep 25 - Tue, Sep 29
British Airways Logo
8:15 am - 12:27 amOTP  Bucharest Otopeni Intl-STL Lambert-St Louis
24h 12m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
9:20 am - 3:10 pmSTL  Lambert-St Louis-OTP Bucharest Otopeni Intl
21h 50m2 stops Chicago O'Hare Intl London Heathrow
$3,554British Airways
Thu, Oct 1 - Fri, Dec 25

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British Airways flights from Bucharest to St. Louis

Our best British Airways deals on Bucharest to St. Louis flight tickets
British Airways
Nov 12
OTP8:15 amBucharest Otopeni Intl
23h 18m
2 stops
STL11:33 pmLambert-St Louis
Nov 16
STL9:50 amLambert-St Louis
21h 40m
2 stops
OTP3:30 pmBucharest Otopeni Intl
$1,101
British Airways
Sep 25
OTP8:15 amBucharest Otopeni Intl
23h 28m
2 stops
STL11:43 pmLambert-St Louis
Sep 29
STL9:35 pmLambert-St Louis
19h 45m
1 stop
OTP1:20 amBucharest Otopeni Intl
$1,175
British Airways
Oct 1
OTP8:15 amBucharest Otopeni Intl
24h 12m
2 stops
STL12:27 amLambert-St Louis
Dec 25
STL9:20 amLambert-St Louis
21h 50m
2 stops
OTP3:10 pmBucharest Otopeni Intl
$3,554

Lufthansa flights from Bucharest to St. Louis

Our best Lufthansa deals on Bucharest to St. Louis flight tickets
Lufthansa
Sep 25
OTP6:05 amBucharest Otopeni Intl
15h 20m
1 stop
STL1:25 pmLambert-St Louis
Sep 29
STL3:30 pmLambert-St Louis
13h 30m
1 stop
OTP1:00 pmBucharest Otopeni Intl
$1,215
Lufthansa
Sep 26
OTP1:55 pmBucharest Otopeni Intl
31h 30m
1 stop
STL1:25 pmLambert-St Louis
Sep 30
STL3:30 pmLambert-St Louis
16h 50m
1 stop
OTP4:20 pmBucharest Otopeni Intl
$4,464

momondo Fare Finder

 
Use the filters below to find and compare flights from Bucharest to St. Louis that are best for you.

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Price

Cheapest round-trip

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Fri 9/25

7:05 am-11:16 pm

2 stops24h 11m

Lambert-St Louis

Tue 9/29

5:59 pm-11:25 pm

2 stops21h 26m

$869

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 11/12

8:15 am-11:33 pm

2 stops23h 18m

Lambert-St Louis

Mon 11/16

9:50 am-3:30 pm

2 stops21h 40m

$1,101

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 9/24

6:05 am-9:21 pm

2 stops23h 16m

Lambert-St Louis

Mon 9/28

3:30 pm-4:20 pm

1 stop16h 50m

$1,131

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 9/24

6:05 am-9:21 pm

2 stops23h 16m

Lambert-St Louis

Mon 9/28

3:30 pm-4:20 pm

1 stop16h 50m

$1,133

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 9/24

6:05 am-9:21 pm

2 stops23h 16m

Lambert-St Louis

Mon 9/28

9:30 am-4:20 pm

3 stops22h 50m

$1,135

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 9/24

6:05 am-10:59 pm

2 stops24h 54m

Lambert-St Louis

Mon 9/28

12:10 pm-4:20 pm

2 stops20h 10m

$1,136

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Fri 9/25

8:15 am-11:43 pm

2 stops23h 28m

Lambert-St Louis

Tue 9/29

9:35 pm-1:20 am

1 stop19h 45m

$1,175
Quickest round-trip

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Fri 9/25

6:05 am-1:25 pm

1 stop15h 20m

Lambert-St Louis

Tue 9/29

3:30 pm-1:00 pm

1 stop13h 30m

$1,215

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Fri 9/25

6:00 am-6:41 pm

2 stops20h 41m

Lambert-St Louis

Tue 9/29

2:40 pm-3:05 am

3 stops28h 25m

$1,294

BucharestSt. Louis

OTP Bucharest Otopeni Intl - STL Lambert-St Louis

OTPSTL

Bucharest Otopeni Intl

Thu 10/1

8:15 am-12:27 am

2 stops24h 12m

Lambert-St Louis

Fri 12/25

9:20 am-3:10 pm

2 stops21h 50m

$3,554

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Bucharest to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Bucharest to St. Louis flights?

You could potentially save up to 39% on your flight if you consider stops on a Bucharest to St. Louis flight.

When to book flights from Bucharest to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bucharest to St. Louis (BUH to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to St. Louis

Best Price Found

$598

Fastest flight time

23h 16m

Direct flights

None
The best one-way flight to St. Louis from Bucharest in the past 72 hours is $598. The best round-trip flight deal from Bucharest to St. Louis found on momondo in the last 72 hours is $869.
The fastest flight from Bucharest to St. Louis takes 23h 16m
There are no direct flights from Bucharest to St. Louis. There are no popular flight routes from Bucharest to St. Louis.
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Frequently asked questions about flying from Bucharest to St. Louis

  • How far is Bucharest to Lambert-St Louis by plane?

    Lambert-St Louis is 5458.3 mi away from Bucharest. Typically, this will take 23h 16m by plane in normal conditions.

  • When did momondo last update prices for flights from Bucharest to Lambert-St Louis Airport?

    Prices for flights from Bucharest to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Bucharest to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
St. Peters
Maryland Heights
Alton
Collinsville
Florissant
Hermann
Clayton
O'Fallon
Farmington
Fenton
Festus
Edwardsville
Wentzville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bucharest to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Bucharest to St. Louis with flexible booking policies on momondo?

All flight searches from Bucharest to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bucharest to St. Louis?

Once you have performed a search for Bucharest to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Bucharest to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Bucharest and alert you when they change.

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