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Cheap flights from Missouri to Bulgaria from $757

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Bulgaria departing on 9/5. 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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Find the cheapest flights from Missouri to Bulgaria

Cheap round-trip flights

United Airlines Logo
8:15 am - 1:25 pmSTL-SOF
21h 10m2 stops
United Airlines Logo
6:20 am - 7:27 pmSOF-STL
21h 07m2 stops
$757United Airlines
Find Deal
Fri, Sep 5 - Sun, Sep 14
Logo
1:30 pm - 5:50 pmSTL-SOF
20h 20m2 stops
Logo
6:15 am - 7:57 pmSOF-STL
21h 42m2 stops
$768
Find Deal
Wed, Aug 20 - Sat, Sep 6
United Airlines Logo
1:45 pm - 11:00 pmMCI-SOF
25h 15m2 stops
United Airlines Logo
6:20 am - 10:26 pmSOF-MCI
24h 06m3 stops
$774United Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
Lufthansa Logo
3:30 pm - 1:15 pmSTL-SOF
13h 45m1 stop
Lufthansa Logo
6:15 am - 3:44 pmSOF-STL
17h 29m2 stops
$845Lufthansa
Find Deal
Wed, Aug 20 - Sat, Sep 6
Lufthansa Logo
3:30 pm - 1:25 pmSTL-SOF
13h 55m1 stop
Lufthansa Logo
6:20 am - 3:44 pmSOF-STL
17h 24m2 stops
$853Lufthansa
Find Deal
Fri, Sep 5 - Sun, Sep 14
Lufthansa Logo
1:10 pm - 1:25 pmSTL-SOF
16h 15m1 stop
Lufthansa Logo
6:20 am - 7:13 pmSOF-STL
20h 53m1 stop
$945Lufthansa
Find Deal
Fri, Sep 5 - Sun, Sep 14
Logo
9:15 am - 4:20 pmSTL-SOF
23h 05m2 stops
Logo
4:05 pm - 7:57 pmSOF-STL
35h 52m3 stops
$1,073
Find Deal
Fri, Sep 5 - Sun, Sep 14
Lufthansa Logo
3:30 pm - 5:50 pmSTL-SOF
18h 20m1 stop
Lufthansa Logo
2:05 pm - 1:30 pmSOF-STL
31h 25m1 stop
$1,182Lufthansa
Find Deal
Wed, Aug 20 - Sat, Sep 6
Logo
9:15 am - 11:00 pmSTL-SOF
29h 45m3 stops
Logo
4:05 pm - 7:57 pmSOF-STL
35h 52m3 stops
$1,190
Find Deal
Fri, Sep 5 - Sun, Sep 14
United Airlines Logo
3:30 pm - 1:25 pmSTL-SOF
13h 55m1 stop
United Airlines Logo
6:20 am - 1:30 pmSOF-STL
15h 10m1 stop
$4,655United Airlines
Find Deal
Fri, Sep 26 - Sun, Oct 5

United Airlines flights from Missouri to Bulgaria

Our best United Airlines deals on Missouri to Bulgaria flight tickets
United Airlines
Sep 5
STL8:15 amLambert-St Louis
21h 10m
2 stops
SOF1:25 pmSofia
Sep 14
SOF6:20 amSofia
21h 07m
2 stops
STL7:27 pmLambert-St Louis
$757
Find similar
United Airlines
Sep 16
MCI1:45 pmKansas City
25h 15m
2 stops
SOF11:00 pmSofia
Sep 23
SOF6:20 amSofia
24h 06m
3 stops
MCI10:26 pmKansas City
$774
Find similar
United Airlines
Sep 26
STL3:30 pmLambert-St Louis
13h 55m
1 stop
SOF1:25 pmSofia
Oct 5
SOF6:20 amSofia
15h 10m
1 stop
STL1:30 pmLambert-St Louis
$4,655
Find similar

Lufthansa flights from Missouri to Bulgaria

Our best Lufthansa deals on Missouri to Bulgaria flight tickets
Lufthansa
Aug 20
STL3:30 pmLambert-St Louis
13h 45m
1 stop
SOF1:15 pmSofia
Sep 6
SOF6:15 amSofia
17h 29m
2 stops
STL3:44 pmLambert-St Louis
$845
Find similar
Lufthansa
Sep 5
STL3:30 pmLambert-St Louis
13h 55m
1 stop
SOF1:25 pmSofia
Sep 14
SOF6:20 amSofia
17h 24m
2 stops
STL3:44 pmLambert-St Louis
$853
Find similar
Lufthansa
Sep 5
STL1:10 pmLambert-St Louis
16h 15m
1 stop
SOF1:25 pmSofia
Sep 14
SOF6:20 amSofia
20h 53m
1 stop
STL7:13 pmLambert-St Louis
$945
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Bulgaria 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 August 4, 2025.
Use the filters below to find and compare flights from Missouri to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/5

8:15 am-1:25 pm

2 stops21h 10m

Sofia

Sun 9/14

6:20 am-7:27 pm

2 stops21h 07m

$757

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 8/20

1:30 pm-5:50 pm

2 stops20h 20m

Sofia

Sat 9/6

6:15 am-7:57 pm

2 stops21h 42m

$768

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Tue 9/16

1:45 pm-11:00 pm

2 stops25h 15m

Sofia

Tue 9/23

6:20 am-10:26 pm

3 stops24h 06m

$774

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 8/20

3:30 pm-1:15 pm

1 stop13h 45m

Sofia

Sat 9/6

6:15 am-3:44 pm

2 stops17h 29m

$845

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/5

3:30 pm-1:25 pm

1 stop13h 55m

Sofia

Sun 9/14

6:20 am-3:44 pm

2 stops17h 24m

$853

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/5

1:10 pm-1:25 pm

1 stop16h 15m

Sofia

Sun 9/14

6:20 am-7:13 pm

1 stop20h 53m

$945

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/5

9:15 am-4:20 pm

2 stops23h 05m

Sofia

Sun 9/14

4:05 pm-7:57 pm

3 stops35h 52m

$1,073

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 8/20

3:30 pm-5:50 pm

1 stop18h 20m

Sofia

Sat 9/6

2:05 pm-1:30 pm

1 stop31h 25m

$1,182

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/5

9:15 am-11:00 pm

3 stops29h 45m

Sofia

Sun 9/14

4:05 pm-7:57 pm

3 stops35h 52m

$1,190

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Fri 9/26

3:30 pm-1:25 pm

1 stop13h 55m

Sofia

Sun 10/5

6:20 am-1:30 pm

1 stop15h 10m

$4,655

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bulgaria from

How to get the cheapest flight ticket from Missouri to Bulgaria

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 month to fly to Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $751.

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

The cheapest day to depart from Missouri to Bulgaria is on a Saturday when prices can be found for as low as $1,095. On the other hand, Friday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,306.

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

In the morning is the cheapest time of day to fly from Missouri to Bulgaria when you can find flight prices for as low as $1,199. Flying to Bulgaria in the morning is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the afternoon, with an average ticket price of $1,335. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $977 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from Missouri for as low as $793 on momondo.

Cheap Missouri to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Bulgaria

Best Price Found

$757

Fastest flight time

13h 45m

Direct flights

None

Airports in Bulgaria

1 airport
The best flight deal from Missouri to Bulgaria found on momondo in the last 72 hours is $757
The fastest flight from Missouri to Bulgaria takes 13h 45m
There are no direct flights from Missouri to Bulgaria. Popular non-direct routes for this connection are Kansas City Airport - Sofia Airport and Lambert-St Louis Airport - Sofia Airport.
There is 1 airport near Bulgaria: Sofia (SOF)
Search flight deals

  • When did momondo last update prices for flights from Missouri to Bulgaria?

    Prices for flights from Missouri to Bulgaria were last updated today.

  • How many operators does momondo search for flights from Missouri to Bulgaria?

  • How old do you have to be to fly from Missouri to Bulgaria?

    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 Missouri to Bulgaria.

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

    The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Bulgaria

Compare and see reviews for airlines that fly from Missouri to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $665Free CancellationRating
6.8
7,285 reviews
Search Lufthansa flights
United AirlinesPriceFrom $711Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Bulgaria?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missouri to Bulgaria. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Bulgaria from Missouri which offer a flexible booking policy as well as other useful filters and features.

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

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 Missouri to Bulgaria.

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

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

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