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Cheap flights from St. Louis to Bulgaria from $732

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 Bulgaria departing on 4/23. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Bulgaria.
United Airlines Logo
1:43 pm - 6:40 pmSTL-SOF
20h 57m2 stops
United Airlines Logo
6:15 am - 3:30 pmSOF-STL
17h 15m2 stops
$732United Airlines
Find Deal
Wed, Apr 23 - Fri, Jun 6
 Logo
1:30 pm - 5:50 pmSTL-SOF
20h 20m2 stops
 Logo
8:00 am - 7:58 pmSOF-STL
19h 58m2 stops
Wed, May 7 - Sat, May 17
 Logo
8:48 am - 6:40 pmSTL-SOF
25h 52m2 stops
 Logo
6:15 am - 1:30 pmSOF-STL
15h 15m1 stop
Wed, Apr 23 - Fri, Jun 6
 Logo
1:30 pm - 6:35 pmSTL-SOF
21h 05m2 stops
 Logo
8:00 am - 7:58 pmSOF-STL
19h 58m2 stops
Thu, May 8 - Sat, May 17
Lufthansa Logo
5:29 pm - 10:50 pmSTL-SOF
21h 21m2 stops
Lufthansa Logo
2:05 pm - 1:30 pmSOF-STL
31h 25m1 stop
$923Lufthansa
Find Deal
Wed, May 7 - Sat, May 17
Air Canada Logo
7:30 am - 6:40 pmSTL-SOF
27h 10m2 stops
Air Canada Logo
6:15 am - 7:58 pmSOF-STL
21h 43m2 stops
$946Air Canada
Find Deal
Sun, May 18 - Fri, Jun 13
United Airlines Logo
7:30 am - 6:40 pmSTL-SOF
27h 10m2 stops
United Airlines Logo
6:15 am - 1:30 pmSOF-STL
15h 15m1 stop
$959United Airlines
Find Deal
Sun, May 18 - Fri, Jun 13
Lufthansa Logo
5:30 pm - 10:50 pmSTL-SOF
21h 20m2 stops
Lufthansa Logo
6:20 am - 1:30 pmSOF-STL
15h 10m1 stop
$960Lufthansa
Find Deal
Fri, Aug 15 - Sun, Aug 31
 Logo
5:30 pm - 10:50 pmSTL-SOF
21h 20m2 stops
 Logo
8:00 am - 6:13 pmSOF-STL
18h 13m2 stops
Fri, Aug 15 - Sun, Aug 31
Air Canada Logo
1:30 pm - 6:40 pmSTL-SOF
21h 10m2 stops
Air Canada Logo
6:15 am - 8:00 pmSOF-STL
21h 45m2 stops
$1,175Air Canada
Find Deal
Wed, Jun 25 - Wed, Jul 9

United Airlines flights from St. Louis to Bulgaria

Our best United Airlines deals on St. Louis to Bulgaria flight tickets
United Airlines
Apr 23
STL1:43 pmLambert-St Louis
20h 57m
2 stops
SOF6:40 pmSofia
Jun 6
SOF6:15 amSofia
17h 15m
2 stops
STL3:30 pmLambert-St Louis
United Airlines
May 18
STL7:30 amLambert-St Louis
27h 10m
2 stops
SOF6:40 pmSofia
Jun 13
SOF6:15 amSofia
15h 15m
1 stop
STL1:30 pmLambert-St Louis
United Airlines
May 28
STL5:27 pmLambert-St Louis
21h 33m
2 stops
SOF11:00 pmSofia
Jul 29
SOF6:20 amSofia
40h 56m
2 stops
STL3:16 pmLambert-St Louis

Lufthansa flights from St. Louis to Bulgaria

Our best Lufthansa deals on St. Louis to Bulgaria flight tickets
Lufthansa
May 7
STL5:29 pmLambert-St Louis
21h 21m
2 stops
SOF10:50 pmSofia
May 17
SOF2:05 pmSofia
31h 25m
1 stop
STL1:30 pmLambert-St Louis
Lufthansa
Aug 15
STL5:30 pmLambert-St Louis
21h 20m
2 stops
SOF10:50 pmSofia
Aug 31
SOF6:20 amSofia
15h 10m
1 stop
STL1:30 pmLambert-St Louis
Lufthansa
Apr 23
STL3:30 pmLambert-St Louis
18h 20m
1 stop
SOF5:50 pmSofia
Jun 6
SOF6:15 amSofia
15h 15m
1 stop
STL1:30 pmLambert-St Louis

See travel insights to Bulgaria from

How to get the cheapest flight ticket from St. Louis 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 St. Louis 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 St. Louis 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 St. Louis 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 St. Louis when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $1,078 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from St. Louis for as low as $691 on momondo.

Cheap St. Louis to Bulgaria flight deals and tips

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

Best Price Found

$732

Fastest flight time

13h 35m

Direct flights

None

Airports in Bulgaria

1 airport
The best flight deal from St. Louis to Bulgaria found on momondo in the last 72 hours is $732
The fastest flight from St. Louis to Bulgaria takes 13h 35m
There are no direct flights from St. Louis to Bulgaria. Popular non-direct route for this connection is Lambert-St Louis Airport - Sofia Airport.
There is 1 airport near Bulgaria: Sofia (SOF)

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

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

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

  • How old do you have to be to fly from Lambert-St Louis Airport 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 Lambert-St Louis Airport to Bulgaria.

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

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


Best airlines flying from St. Louis to Bulgaria

Compare and see reviews for airlines that fly from St. Louis to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $711Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
LufthansaPriceFrom $757Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights
Air CanadaPriceFrom $972Free CancellationRating
7.0
9,028 reviews
Search Air Canada flights

Why use momondo?

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

Finding the right flight to Bulgaria from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bulgaria quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between St. Louis and Bulgaria by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of St. Louis to Bulgaria flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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