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Cheap flights from Missouri to Bucharest from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Bucharest departing on 1/6. 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

Enter your travel dates to find the best prices.
Lufthansa Logo
6:40 pm - 6:35 pmSTL-OTP
15h 55m2 stops
Lufthansa Logo
6:05 am - 1:55 pmOTP-STL
15h 50m1 stop
$477Lufthansa
Find Deal
mié., ene. 7 - mié., ene. 21
Lufthansa Logo
6:40 pm - 6:35 pmSTL-OTP
15h 55m2 stops
Lufthansa Logo
6:05 am - 1:55 pmOTP-STL
15h 50m1 stop
$536Lufthansa
Find Deal
mié., ene. 7 - mié., ene. 21
Lufthansa Logo
6:40 pm - 1:05 amSTL-OTP
22h 25m2 stops
Lufthansa Logo
6:05 am - 7:27 pmOTP-STL
21h 22m2 stops
$539Lufthansa
Find Deal
mié., ene. 7 - mié., ene. 21
Lufthansa Logo
6:40 pm - 6:35 pmSTL-OTP
15h 55m2 stops
Lufthansa Logo
6:05 am - 11:59 pmOTP-STL
25h 54m2 stops
$541Lufthansa
Find Deal
mié., ene. 7 - mié., ene. 21
Lufthansa Logo
6:30 pm - 6:35 pmMCI-OTP
16h 05m2 stops
Lufthansa Logo
6:05 am - 9:59 pmOTP-MCI
23h 54m2 stops
$542Lufthansa
Find Deal
jue., ene. 8 - mié., ene. 14
United Airlines Logo
3:50 pm - 2:10 pmSTL-OTP
14h 20m1 stop
United Airlines Logo
5:55 am - 1:55 pmOTP-STL
16h 00m1 stop
$547United Airlines
Find Deal
vie., ene. 9 - vie., ene. 23
Delta Logo
7:10 am - 12:05 pmSTL-OTP
20h 55m2 stops
Delta Logo
6:00 am - 8:45 pmOTP-STL
22h 45m2 stops
$548Delta
Find Deal
jue., ene. 8 - sáb., ene. 24
United Airlines Logo
8:05 am - 2:05 pmSTL-OTP
22h 00m2 stops
United Airlines Logo
5:55 am - 1:55 pmOTP-STL
16h 00m1 stop
$551United Airlines
Find Deal
jue., ene. 8 - vie., ene. 23
United Airlines Logo
3:50 pm - 2:10 pmSTL-OTP
14h 20m1 stop
United Airlines Logo
5:50 am - 3:29 pmOTP-STL
41h 39m2 stops
$552United Airlines
Find Deal
vie., ene. 9 - jue., ene. 22
Delta Logo
5:47 pm - 10:50 pmMCI-OTP
21h 03m2 stops
Delta Logo
6:00 am - 11:21 pmOTP-MCI
25h 21m2 stops
$649Delta
Find Deal
mié., feb. 25 - jue., mar. 5

United Airlines flights from Missouri to Bucharest Otopeni Intl Airport

Our best United Airlines deals on Missouri to Bucharest Otopeni Intl Airport flight tickets
United Airlines
Jan 9
STL3:50 pmLambert-St Louis
14h 20m
1 stop
OTP2:10 pmBucharest Otopeni Intl
Jan 23
OTP5:55 amBucharest Otopeni Intl
16h 00m
1 stop
STL1:55 pmLambert-St Louis
$547
Find similar
United Airlines
Jan 8
STL8:05 amLambert-St Louis
22h 00m
2 stops
OTP2:05 pmBucharest Otopeni Intl
Jan 23
OTP5:55 amBucharest Otopeni Intl
16h 00m
1 stop
STL1:55 pmLambert-St Louis
$551
Find similar
United Airlines
Jan 9
STL3:50 pmLambert-St Louis
14h 20m
1 stop
OTP2:10 pmBucharest Otopeni Intl
Jan 22
OTP5:50 amBucharest Otopeni Intl
41h 39m
2 stops
STL3:29 pmLambert-St Louis
$552
Find similar

Lufthansa flights from Missouri to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on Missouri to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Jan 7
STL6:40 pmLambert-St Louis
15h 55m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Jan 21
OTP6:05 amBucharest Otopeni Intl
15h 50m
1 stop
STL1:55 pmLambert-St Louis
$477
Find similar
Lufthansa
Jan 7
STL6:40 pmLambert-St Louis
15h 55m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Jan 21
OTP6:05 amBucharest Otopeni Intl
15h 50m
1 stop
STL1:55 pmLambert-St Louis
$536
Find similar
Lufthansa
Jan 7
STL6:40 pmLambert-St Louis
22h 25m
2 stops
OTP1:05 amBucharest Otopeni Intl
Jan 21
OTP6:05 amBucharest Otopeni Intl
21h 22m
2 stops
STL7:27 pmLambert-St Louis
$539
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Bucharest Otopeni Intl Airport 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, momondo users made 832,500 searches. Data last updated noviembre 12, 2025.
Use the filters below to find and compare flights from Missouri to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 1/7

6:40 pm-6:35 pm

2 stops15h 55m

Bucharest Otopeni Intl

mié. 1/21

6:05 am-1:55 pm

1 stop15h 50m

$477

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 1/7

6:40 pm-6:35 pm

2 stops15h 55m

Bucharest Otopeni Intl

mié. 1/21

6:05 am-1:55 pm

1 stop15h 50m

$536

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 1/7

6:40 pm-1:05 am

2 stops22h 25m

Bucharest Otopeni Intl

mié. 1/21

6:05 am-7:27 pm

2 stops21h 22m

$539

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

mié. 1/7

6:40 pm-6:35 pm

2 stops15h 55m

Bucharest Otopeni Intl

mié. 1/21

6:05 am-11:59 pm

2 stops25h 54m

$541

Kansas CityBucharest

MCI - OTP

MCIOTP

Kansas City

jue. 1/8

6:30 pm-6:35 pm

2 stops16h 05m

Bucharest Otopeni Intl

mié. 1/14

6:05 am-9:59 pm

2 stops23h 54m

$542

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

vie. 1/9

3:50 pm-2:10 pm

1 stop14h 20m

Bucharest Otopeni Intl

vie. 1/23

5:55 am-1:55 pm

1 stop16h 00m

$547

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

jue. 1/8

7:10 am-12:05 pm

2 stops20h 55m

Bucharest Otopeni Intl

sáb. 1/24

6:00 am-8:45 pm

2 stops22h 45m

$548

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

jue. 1/8

8:05 am-2:05 pm

2 stops22h 00m

Bucharest Otopeni Intl

vie. 1/23

5:55 am-1:55 pm

1 stop16h 00m

$551

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

vie. 1/9

3:50 pm-2:10 pm

1 stop14h 20m

Bucharest Otopeni Intl

jue. 1/22

5:50 am-3:29 pm

2 stops41h 39m

$552

Kansas CityBucharest

MCI - OTP

MCIOTP

Kansas City

mié. 2/25

5:47 pm-10:50 pm

2 stops21h 03m

Bucharest Otopeni Intl

jue. 3/5

6:00 am-11:21 pm

2 stops25h 21m

$649

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Missouri to Bucharest Otopeni Intl Airport

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 Otopeni Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $1,002. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to Bucharest Otopeni Intl Airport for around $1,526.

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

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is at noon. Flights from Missouri to Bucharest Otopeni Intl Airport during this time can be as low as $1,002. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $1,184 per ticket.

Cheap Missouri to Bucharest Otopeni Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Bucharest Otopeni Intl Airport

Direct flights

None
There are no direct flights from Missouri to Bucharest Otopeni Intl Airport. There are no popular flight routes from Missouri to Bucharest Otopeni Intl Airport.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Bucharest Otopeni Intl Airport?

    Prices for flights from Missouri to Bucharest Otopeni Intl Airport were last updated today.

  • How many operators does momondo search for flights from Missouri to Bucharest Otopeni Intl Airport?

  • How old do you have to be to fly from Missouri to Bucharest Otopeni Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Bucharest Otopeni Intl Airport.

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

    The travel and health documents required for your trip to Bucharest Otopeni Intl Airport 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 Otopeni Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Missouri to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $780Free CancellationRating
6.8
7,570 reviews
Search Lufthansa flights
United AirlinesPriceFrom $784Free CancellationRating
7.4
9,015 reviews
Search United Airlines 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 Missouri to Bucharest?

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

Can I find flights from Missouri to Bucharest with flexible booking policies on momondo?

Flights from Missouri to Bucharest with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Missouri to Bucharest?

Once all potential Missouri to Bucharest flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Missouri to Bucharest now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bucharest and let you know when they change.

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