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 13h 30m on average. On the other hand, flying from Kansas City to Sofia takes 15h 50m 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 September 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.

$551 Cheap Flights from Missouri to Sofia in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Missouri to Sofia

Round-trip

One-way

Cheap round-trip flights

3:30 pm - 1:00 pmSTL-SOF

13h 30m1 stop

6:10 am - 5:39 pmSOF-STL

18h 29m2 stops

$551Lufthansa

Find Deal

Sun, Oct 19 - Wed, Oct 29

6:35 pm - 6:20 pmMCI-SOF

15h 45m2 stops

6:00 am - 9:58 pmSOF-MCI

23h 58m2 stops

$579Lufthansa

Find Deal

Mon, Nov 24 - Tue, Dec 2

10:00 am - 6:20 pmMCI-SOF

24h 20m2 stops

1:55 pm - 8:33 pmSOF-MCI

38h 38m2 stops

$599United Airlines

Find Deal

Wed, Jan 28 - Mon, Feb 2

6:35 pm - 6:20 pmMCI-SOF

15h 45m2 stops

2:20 pm - 2:21 pmSOF-MCI

32h 01m2 stops

$605United Airlines

Find Deal

Sun, Nov 23 - Mon, Dec 1

9:15 am - 11:15 amSTL-SOF

18h 00m2 stops

6:10 am - 3:29 pmSOF-STL

40h 19m2 stops

$609Air Canada

Find Deal

Sun, Oct 19 - Wed, Oct 29

10:20 am - 1:55 pmMCI-SOF

19h 35m2 stops

7:00 am - 5:22 pmSOF-MCI

18h 22m2 stops

$635Multiple Airlines

Find Deal

Fri, Jan 9 - Fri, Jan 16

4:05 pm - 12:00 pmSTL-SOF

35h 55m2 stops

6:05 am - 3:29 pmSOF-STL

40h 24m2 stops

$643Air Canada

Find Deal

Sat, Oct 18 - Tue, Oct 28

7:33 pm - 4:20 pmMCI-SOF

36h 47m2 stops

2:30 pm - 7:12 pmSOF-MCI

36h 42m2 stops

$954British Airways

Find Deal

Sat, Nov 22 - Sun, Nov 30

3:30 pm - 5:50 pmSTL-SOF

18h 20m1 stop

6:15 am - 2:17 pmSOF-STL

39h 02m2 stops

$1,006Multiple Airlines

Find Deal

Sun, Oct 19 - Sat, Nov 1

7:33 pm - 4:20 pmMCI-SOF

36h 47m2 stops

9:00 pm - 7:11 pmSOF-MCI

30h 11m2 stops

$4,071British Airways

Find Deal

Sat, Nov 22 - Wed, Dec 3

Lufthansa flights from Missouri to Sofia

Our best Lufthansa deals on Missouri to Sofia flight tickets

Lufthansa

Oct 19

STL3:30 pmLambert-St Louis

13h 30m

1 stop

SOF1:00 pmSofia

Oct 29

SOF6:10 amSofia

18h 29m

2 stops

STL5:39 pmLambert-St Louis

$551

Find similar

Lufthansa

Nov 24

MCI6:35 pmKansas City

15h 45m

2 stops

SOF6:20 pmSofia

Dec 2

SOF6:00 amSofia

23h 58m

2 stops

MCI9:58 pmKansas City

$579

Find similar

Lufthansa

Nov 23

MCI6:35 pmKansas City

15h 45m

2 stops

SOF6:20 pmSofia

Dec 3

SOF6:10 amSofia

23h 48m

2 stops

MCI9:58 pmKansas City

$586

Find similar

United Airlines flights from Missouri to Sofia

Our best United Airlines deals on Missouri to Sofia flight tickets

United Airlines

Jan 28

MCI10:00 amKansas City

24h 20m

2 stops

SOF6:20 pmSofia

Feb 2

SOF1:55 pmSofia

38h 38m

2 stops

MCI8:33 pmKansas City

$599

Find similar

United Airlines

Nov 23

MCI6:35 pmKansas City

15h 45m

2 stops

SOF6:20 pmSofia

Dec 1

SOF2:20 pmSofia

32h 01m

2 stops

MCI2:21 pmKansas City

$605

Find similar

United Airlines

Oct 20

STL11:10 amLambert-St Louis

27h 50m

2 stops

SOF11:00 pmSofia

Oct 31

SOF6:10 amSofia

15h 45m

1 stop

STL2:55 pmLambert-St Louis

$619

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 10/19

3:30 pm-1:00 pm

1 stop13h 30m

Sofia

Wed 10/29

6:10 am-5:39 pm

2 stops18h 29m

$551

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Mon 11/24

6:35 pm-6:20 pm

2 stops15h 45m

Sofia

Tue 12/2

6:00 am-9:58 pm

2 stops23h 58m

$579

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Wed 1/28

10:00 am-6:20 pm

2 stops24h 20m

Sofia

Mon 2/2

1:55 pm-8:33 pm

2 stops38h 38m

$599

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Sun 11/23

6:35 pm-6:20 pm

2 stops15h 45m

Sofia

Mon 12/1

2:20 pm-2:21 pm

2 stops32h 01m

$605

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 10/19

9:15 am-11:15 am

2 stops18h 00m

Sofia

Wed 10/29

6:10 am-3:29 pm

2 stops40h 19m

$609

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Fri 1/9

10:20 am-1:55 pm

2 stops19h 35m

Sofia

Fri 1/16

7:00 am-5:22 pm

2 stops18h 22m

$635

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sat 10/18

4:05 pm-12:00 pm

2 stops35h 55m

Sofia

Tue 10/28

6:05 am-3:29 pm

2 stops40h 24m

$643

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Sat 11/22

7:33 pm-4:20 pm

2 stops36h 47m

Sofia

Sun 11/30

2:30 pm-7:12 pm

2 stops36h 42m

$954

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 10/19

3:30 pm-5:50 pm

1 stop18h 20m

Sofia

Sat 11/1

6:15 am-2:17 pm

2 stops39h 02m

$1,006

Kansas CitySofia

MCI - SOF

MCISOF

Kansas City

Sat 11/22

7:33 pm-4:20 pm

2 stops36h 47m

Sofia

Wed 12/3

9:00 pm-7:11 pm

2 stops30h 11m

$4,071

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 $978 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 $799 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

Direct flights	None

There are no direct flights from Missouri to Sofia. There are no popular flight routes from Missouri to Sofia.

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 September 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 $668	Free Cancellation	Rating 6.8 7,415 reviews		Search Lufthansa flights
United Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 8,926 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.