How long does it take to fly to Sofia?

Flight times vary depending on what airport in Missouri you fly out of and what airport in Sofia you fly into. For example, flying from St. Louis to Sofia takes 24h 35m on average. On the other hand, flying from Kansas City to Sofia takes 27h 19m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Missouri to Sofia Airport?

Prices for flights from Missouri to Sofia Airport are updated daily.

How many operators does momondo search for flights from Missouri to Sofia Airport?

As of August 2025, there are 2 operators available to choose from for flights from Missouri to Sofia Airport.

How old do you have to be to fly from Missouri to Sofia Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

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

$698 Cheap Flights from Missouri to Sofia in 2025

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Find the cheapest flights from Missouri to Sofia

Round-trip

One-way

Cheap round-trip flights

9:15 am - 5:50 pmSTL-SOF

24h 35m2 stops

6:20 am - 7:57 pmSOF-STL

21h 37m2 stops

$698

Find Deal

Sun, Aug 24 - Tue, Sep 9

5:30 pm - 11:00 pmSTL-SOF

21h 30m2 stops

6:35 pm - 1:30 pmSOF-STL

26h 55m1 stop

$768Lufthansa

Find Deal

Sun, Aug 24 - Tue, Sep 9

3:30 pm - 5:50 pmSTL-SOF

18h 20m1 stop

12:00 pm - 1:30 pmSOF-STL

33h 30m1 stop

$889Lufthansa

Find Deal

Sun, Aug 24 - Tue, Sep 9

4:00 pm - 10:20 pmSTL-SOF

22h 20m3 stops

8:05 pm - 1:30 pmSOF-STL

25h 25m2 stops

$1,246

Find Deal

Sun, Aug 24 - Tue, Sep 9

4:00 pm - 10:20 pmSTL-SOF

22h 20m3 stops

8:05 pm - 1:30 pmSOF-STL

25h 25m3 stops

$1,307

Find Deal

Sun, Aug 24 - Tue, Sep 9

Lufthansa flights from Missouri to Sofia

Our best Lufthansa deals on Missouri to Sofia flight tickets

Lufthansa

Aug 24

STL5:30 pmLambert-St Louis

21h 30m

2 stops

SOF11:00 pmSofia

Sep 9

SOF6:35 pmSofia

26h 55m

1 stop

STL1:30 pmLambert-St Louis

$768

Find similar

Lufthansa

Aug 24

STL3:30 pmLambert-St Louis

18h 20m

1 stop

SOF5:50 pmSofia

Sep 9

SOF12:00 pmSofia

33h 30m

1 stop

STL1:30 pmLambert-St Louis

$889

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

9:15 am-5:50 pm

2 stops24h 35m

Sofia

Tue 9/9

6:20 am-7:57 pm

2 stops21h 37m

$698

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

5:30 pm-11:00 pm

2 stops21h 30m

Sofia

Tue 9/9

6:35 pm-1:30 pm

1 stop26h 55m

$768

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

3:30 pm-5:50 pm

1 stop18h 20m

Sofia

Tue 9/9

12:00 pm-1:30 pm

1 stop33h 30m

$889

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

4:00 pm-10:20 pm

3 stops22h 20m

Sofia

Tue 9/9

8:05 pm-1:30 pm

2 stops25h 25m

$1,246

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

4:00 pm-10:20 pm

3 stops22h 20m

Sofia

Tue 9/9

8:05 pm-1:30 pm

3 stops25h 25m

$1,307

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Missouri to Sofia

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

Prices

Other information

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Missouri is in February. Flight prices, which tend to average around $640, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Sofia from Missouri during January instead. Flights to Sofia in January, while not as cheap as those in February, still average around $751.

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

According to our data, Saturday is the cheapest day to fly to Sofia from Missouri. The lowest ticket price found for a Saturday departure recently was $1,095. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Missouri to Sofia on a Friday will generally be more expensive and average around $1,306. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the morning is the cheapest time of day to fly from Missouri to Sofia when you can find flight prices for as low as $1,199. Flying to Sofia in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,335 per ticket.

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

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

Cheap Missouri to Sofia flight deals and tips

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

Best Price Found	$698
Fastest flight time	18h 20m
Direct flights	None
Airports in Sofia	1 airport

The best flight deal from Missouri to Sofia found on momondo in the last 72 hours is $698

The fastest flight from Missouri to Sofia takes 18h 20m

There are no direct flights from Missouri to Sofia. Popular non-direct route for this connection is Lambert-St Louis Airport - Sofia Airport.

There is 1 airport near Sofia: Sofia (SOF)

Search flight deals

When did momondo last update prices for flights from Missouri to Sofia Airport?
Prices for flights from Missouri to Sofia Airport are updated daily.
How many operators does momondo search for flights from Missouri to Sofia Airport?
As of August 2025, there are 2 operators available to choose from for flights from Missouri to Sofia Airport.
How old do you have to be to fly from Missouri to Sofia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents required for your trip to Sofia 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 Sofia 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 Sofia

Compare and see reviews for airlines that fly from Missouri to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $665	Free Cancellation	Rating 6.8 7,289 reviews		Search Lufthansa flights
United Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 8,917 reviews		Search United Airlines flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

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

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

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

Yes. All flights to Sofia from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Missouri to Sofia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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