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Cheap flights from Missouri to Bucharest from $240

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 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:10 pm - 6:35 pm
STL
-
OTP
22h 25m
2 stops
Air Canada Logo
6:05 am - 6:27 pm
OTP
-
STL
44h 22m
2 stops
$558Air Canada
Wed, Aug 5 - Wed, Aug 19
Multiple Airlines Logo
3:30 pm - 12:50 pm
STL
-
OTP
13h 20m
1 stop
Multiple Airlines Logo
1:45 pm - 6:27 pm
OTP
-
STL
36h 42m
2 stops
$565Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
United Airlines Logo
3:30 pm - 4:20 pm
STL
-
OTP
16h 50m
1 stop
United Airlines Logo
1:45 pm - 6:27 pm
OTP
-
STL
36h 42m
2 stops
$587United Airlines
Wed, Aug 5 - Wed, Aug 19
United Airlines Logo
12:10 pm - 12:50 pm
STL
-
OTP
16h 40m
2 stops
United Airlines Logo
1:45 pm - 6:27 pm
OTP
-
STL
36h 42m
2 stops
$591United Airlines
Wed, Aug 5 - Wed, Aug 19
Delta Logo
6:29 am - 12:45 pm
STL
-
OTP
22h 16m
2 stops
Delta Logo
7:05 am - 12:25 am
OTP
-
STL
25h 20m
2 stops
$597Delta
Sun, Apr 5 - Thu, Apr 16
Delta Logo
6:29 am - 12:45 pm
STL
-
OTP
22h 16m
2 stops
Delta Logo
7:05 am - 12:25 am
OTP
-
STL
25h 20m
2 stops
$598Delta
Sun, Apr 5 - Wed, Apr 15
United Airlines Logo
8:30 am - 12:00 pm
STL
-
OTP
19h 30m
2 stops
United Airlines Logo
1:45 pm - 5:50 am
OTP
-
STL
24h 05m
2 stops
$600United Airlines
Tue, Apr 7 - Fri, Apr 17
British Airways Logo
6:05 pm - 1:20 am
SGF
-
OTP
23h 15m
2 stops
British Airways Logo
8:15 am - 9:05 pm
OTP
-
SGF
20h 50m
2 stops
$602British Airways
Mon, May 4 - Tue, May 12
British Airways Logo
11:45 am - 2:35 pm
STL
-
OTP
18h 50m
2 stops
British Airways Logo
8:15 am - 7:33 pm
OTP
-
STL
19h 18m
2 stops
$602British Airways
Wed, Apr 8 - Wed, Apr 15
Delta Logo
3:05 pm - 5:20 pm
STL
-
OTP
18h 15m
2 stops
Delta Logo
7:05 am - 12:25 am
OTP
-
STL
25h 20m
2 stops
$603Delta
Mon, Apr 6 - Wed, Apr 15

Delta flights from Missouri to Bucharest Otopeni Intl Airport

Our best Delta deals on Missouri to Bucharest Otopeni Intl Airport flight tickets
Delta
Apr 5
STL6:29 amLambert-St Louis
22h 16m
2 stops
OTP12:45 pmBucharest Otopeni Intl
Apr 16
OTP7:05 amBucharest Otopeni Intl
25h 20m
2 stops
STL12:25 amLambert-St Louis
$597
Delta
Apr 5
STL6:29 amLambert-St Louis
22h 16m
2 stops
OTP12:45 pmBucharest Otopeni Intl
Apr 15
OTP7:05 amBucharest Otopeni Intl
25h 20m
2 stops
STL12:25 amLambert-St Louis
$598
Delta
Apr 6
STL5:59 pmLambert-St Louis
15h 21m
2 stops
OTP5:20 pmBucharest Otopeni Intl
Apr 16
OTP7:05 amBucharest Otopeni Intl
24h 09m
2 stops
STL11:14 pmLambert-St Louis
$603

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
Aug 5
STL3:30 pmLambert-St Louis
16h 50m
1 stop
OTP4:20 pmBucharest Otopeni Intl
Aug 19
OTP1:45 pmBucharest Otopeni Intl
36h 42m
2 stops
STL6:27 pmLambert-St Louis
$587
United Airlines
Aug 5
STL12:10 pmLambert-St Louis
16h 40m
2 stops
OTP12:50 pmBucharest Otopeni Intl
Aug 19
OTP1:45 pmBucharest Otopeni Intl
36h 42m
2 stops
STL6:27 pmLambert-St Louis
$591
United Airlines
Apr 7
STL8:30 amLambert-St Louis
19h 30m
2 stops
OTP12:00 pmBucharest Otopeni Intl
Apr 17
OTP1:45 pmBucharest Otopeni Intl
24h 05m
2 stops
STL5:50 amLambert-St Louis
$600

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 March 1, 2026.
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

Wed 8/5

12:10 pm-6:35 pm

2 stops22h 25m

Bucharest Otopeni Intl

Wed 8/19

6:05 am-6:27 pm

2 stops44h 22m

$558

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Wed 8/5

3:30 pm-12:50 pm

1 stop13h 20m

Bucharest Otopeni Intl

Wed 8/19

1:45 pm-6:27 pm

2 stops36h 42m

$565

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Wed 8/5

3:30 pm-4:20 pm

1 stop16h 50m

Bucharest Otopeni Intl

Wed 8/19

1:45 pm-6:27 pm

2 stops36h 42m

$587

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Wed 8/5

12:10 pm-12:50 pm

2 stops16h 40m

Bucharest Otopeni Intl

Wed 8/19

1:45 pm-6:27 pm

2 stops36h 42m

$591

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Sun 4/5

6:29 am-12:45 pm

2 stops22h 16m

Bucharest Otopeni Intl

Thu 4/16

7:05 am-12:25 am

2 stops25h 20m

$597

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Sun 4/5

6:29 am-12:45 pm

2 stops22h 16m

Bucharest Otopeni Intl

Wed 4/15

7:05 am-12:25 am

2 stops25h 20m

$598

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Tue 4/7

8:30 am-12:00 pm

2 stops19h 30m

Bucharest Otopeni Intl

Fri 4/17

1:45 pm-5:50 am

2 stops24h 05m

$600

SpringfieldBucharest

SGF - OTP

SGFOTP

Springfield-Branson

Mon 5/4

6:05 pm-1:20 am

2 stops23h 15m

Bucharest Otopeni Intl

Tue 5/12

8:15 am-9:05 pm

2 stops20h 50m

$602

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Wed 4/8

11:45 am-2:35 pm

2 stops18h 50m

Bucharest Otopeni Intl

Wed 4/15

8:15 am-7:33 pm

2 stops19h 18m

$602

St. LouisBucharest

STL - OTP

STLOTP

Lambert-St Louis

Mon 4/6

3:05 pm-5:20 pm

2 stops18h 15m

Bucharest Otopeni Intl

Wed 4/15

7:05 am-12:25 am

2 stops25h 20m

$603

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 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

Can stopping save me money on Missouri to Bucharest Otopeni Intl Airport flights?

You could potentially save up to 54% on your flight if you consider stops on a Missouri to Bucharest Otopeni Intl Airport flight.

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

Fastest flight time

16h 28m

Direct flights

None
The fastest flight from Missouri to Bucharest Otopeni Intl Airport takes 16h 28m
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
United AirlinesPriceFrom $574Free CancellationRating
7.4
9,370 reviews
Search United Airlines flights
LufthansaPriceFrom $780Free CancellationRating
6.8
7,818 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 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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