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Cheap flights from St. Louis to Bucharest from $712

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bucharest departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Bucharest.
United Airlines Logo
3:30 pm - 1:15 pmSTL-OTP
13h 45m1 stop
United Airlines Logo
6:00 am - 8:00 pmOTP-STL
22h 00m2 stops
$712United Airlines
Find Deal
Wed, Aug 20 - Wed, Aug 27
United Airlines Logo
1:30 pm - 6:35 pmSTL-OTP
21h 05m2 stops
United Airlines Logo
6:00 am - 8:00 pmOTP-STL
22h 00m2 stops
$714United Airlines
Find Deal
Wed, Aug 20 - Wed, Aug 27
British Airways Logo
12:00 pm - 5:25 pmSTL-OTP
21h 25m2 stops
British Airways Logo
8:25 am - 8:58 pmOTP-STL
20h 33m2 stops
$783British Airways
Find Deal
Mon, Apr 28 - Mon, May 5
 Logo
3:30 pm - 4:50 pmSTL-OTP
17h 20m1 stop
 Logo
6:00 am - 1:30 pmOTP-STL
15h 30m1 stop
Wed, Aug 20 - Wed, Aug 27
British Airways Logo
5:00 am - 2:00 pmSTL-OTP
25h 00m2 stops
British Airways Logo
8:05 pm - 8:58 pmOTP-STL
32h 53m2 stops
$843British Airways
Find Deal
Sat, May 17 - Sat, May 24
 Logo
3:30 pm - 7:25 pmSTL-OTP
19h 55m2 stops
 Logo
7:40 am - 12:36 pmOTP-STL
36h 56m3 stops
$1,075
Find Deal
Mon, Apr 28 - Mon, May 5
 Logo
2:30 pm - 4:50 pmSTL-OTP
42h 20m2 stops
 Logo
6:40 pm - 1:30 pmOTP-STL
26h 50m1 stop
$1,109
Find Deal
Sat, May 17 - Sat, May 24
 Logo
3:30 pm - 6:05 pmSTL-OTP
18h 35m3 stops
 Logo
4:10 pm - 7:58 pmOTP-STL
35h 48m3 stops
$1,173
Find Deal
Mon, Apr 28 - Mon, May 5
Lufthansa Logo
3:30 pm - 1:15 pmSTL-OTP
13h 45m1 stop
Lufthansa Logo
6:40 pm - 1:30 pmOTP-STL
26h 50m1 stop
$4,029Lufthansa
Find Deal
Wed, Sep 3 - Thu, Sep 11
Lufthansa Logo
3:30 pm - 1:15 pmSTL-OTP
13h 45m1 stop
Lufthansa Logo
1:55 pm - 3:44 pmOTP-STL
33h 49m2 stops
$4,508Lufthansa
Find Deal
Wed, Sep 3 - Thu, Sep 11

United Airlines flights from St. Louis to Bucharest

Our best United Airlines deals on St. Louis to Bucharest flight tickets
United Airlines
Aug 20
STL3:30 pmLambert-St Louis
13h 45m
1 stop
OTP1:15 pmBucharest Otopeni Intl
Aug 27
OTP6:00 amBucharest Otopeni Intl
22h 00m
2 stops
STL8:00 pmLambert-St Louis
United Airlines
Aug 20
STL1:30 pmLambert-St Louis
21h 05m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Aug 27
OTP6:00 amBucharest Otopeni Intl
22h 00m
2 stops
STL8:00 pmLambert-St Louis
United Airlines
Apr 9
STL3:30 pmLambert-St Louis
13h 45m
1 stop
OTP1:15 pmBucharest Otopeni Intl
May 28
OTP6:00 amBucharest Otopeni Intl
21h 58m
2 stops
STL7:58 pmLambert-St Louis

British Airways flights from St. Louis to Bucharest

Our best British Airways deals on St. Louis to Bucharest flight tickets
British Airways
Apr 28
STL12:00 pmLambert-St Louis
21h 25m
2 stops
OTP5:25 pmBucharest Otopeni Intl
May 5
OTP8:25 amBucharest Otopeni Intl
20h 33m
2 stops
STL8:58 pmLambert-St Louis
British Airways
May 17
STL5:00 amLambert-St Louis
25h 00m
2 stops
OTP2:00 pmBucharest Otopeni Intl
May 24
OTP8:05 pmBucharest Otopeni Intl
32h 53m
2 stops
STL8:58 pmLambert-St Louis
British Airways
Sep 3
STL8:26 amLambert-St Louis
22h 04m
2 stops
OTP2:30 pmBucharest Otopeni Intl
Sep 11
OTP8:25 amBucharest Otopeni Intl
19h 56m
2 stops
STL8:21 pmLambert-St Louis

See travel insights to Bucharest from

How to get the cheapest flight ticket from St. Louis to Bucharest

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

What is the cheapest day to depart on your flight to Bucharest?

Our data shows that Saturday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $813. The most expensive day to fly to Bucharest is Wednesday, with ticket prices averaging around $1,473.

What is the cheapest time of day to depart on your flight to Bucharest?

According to our data, the cheapest time of day to fly to Bucharest is in the morning. momondo users have found flights departing from St. Louis to Bucharest in the morning for as low as $1,059. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the afternoon when prices are around $1,313.

When to book flights from St. Louis to Bucharest

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

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

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

Best Price Found

$712

Fastest flight time

13h 45m

Direct flights

None

Airports in Bucharest

1 airport
The best flight deal from St. Louis to Bucharest found on momondo in the last 72 hours is $712
The fastest flight from St. Louis to Bucharest takes 13h 45m
There are no direct flights from St. Louis to Bucharest. Popular non-direct route for this connection is Lambert-St Louis Airport - Bucharest Otopeni Intl Airport.
There is 1 airport near Bucharest: Bucharest Otopeni Intl (OTP)

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

    Lambert-St Louis and Bucharest are 5458.3 mi apart from one another. Flights usually cover this in 13h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Lambert-St Louis Airport to Bucharest are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Bucharest?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bucharest.

  • What documentation or ID do you need to fly to Bucharest?

    The travel and health documents required for your trip to Bucharest can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Bucharest?


Best airlines flying from St. Louis to Bucharest

Compare and see reviews for airlines that fly from St. Louis to Bucharest with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $759Free CancellationRating
7.4
8,615 reviews
Search United Airlines flights
LufthansaPriceFrom $788Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Why use momondo?

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

It is quick and easy to find St. Louis to Bucharest flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bucharest that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Bucharest.

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

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest