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Cheap flights from St. Louis to Sofia from $735

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 Sofia departing on 8/24. 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 St. Louis to Sofia

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Sofia.
Air Canada Logo
1:30 pm - 6:40 pmSTL-SOF
21h 10m2 stops
Air Canada Logo
6:00 am - 7:57 pmSOF-STL
45h 57m2 stops
$735Air Canada
Find Deal
Sun, Aug 24 - Fri, Sep 5
 Logo
3:30 pm - 5:50 pmSTL-SOF
18h 20m1 stop
 Logo
8:00 am - 9:32 pmSOF-STL
21h 32m2 stops
Sun, Aug 24 - Fri, Sep 5
Lufthansa Logo
5:30 pm - 11:00 pmSTL-SOF
21h 30m2 stops
Lufthansa Logo
7:25 pm - 10:45 pmSOF-STL
35h 20m2 stops
$760Lufthansa
Find Deal
Mon, Jul 28 - Wed, Aug 13
Lufthansa Logo
3:30 pm - 1:05 pmSTL-SOF
13h 35m1 stop
Lufthansa Logo
6:15 am - 1:30 pmSOF-STL
15h 15m1 stop
$765Lufthansa
Find Deal
Sun, Aug 24 - Fri, Sep 5
Air Canada Logo
1:30 pm - 6:40 pmSTL-SOF
21h 10m2 stops
Air Canada Logo
6:00 am - 7:58 pmSOF-STL
45h 58m2 stops
$806Air Canada
Find Deal
Sun, May 11 - Sun, May 25
 Logo
1:30 pm - 6:40 pmSTL-SOF
21h 10m2 stops
 Logo
6:20 am - 1:30 pmSOF-STL
15h 10m1 stop
Sun, May 11 - Sun, May 25
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
$1,001Air Canada
Find Deal
Sun, May 18 - Fri, Jun 13
Lufthansa Logo
5:30 pm - 11:00 pmSTL-SOF
21h 30m2 stops
Lufthansa Logo
6:15 am - 1:30 pmSOF-STL
15h 15m1 stop
$1,007Lufthansa
Find Deal
Mon, Jul 28 - Wed, Aug 13
United Airlines Logo
7:30 am - 11:15 amSTL-SOF
19h 45m2 stops
United Airlines Logo
6:15 am - 1:30 pmSOF-STL
15h 15m1 stop
$1,018United Airlines
Find Deal
Sun, May 18 - Fri, Jun 13
United Airlines Logo
11:20 am - 11:00 pmSTL-SOF
27h 40m2 stops
United Airlines Logo
6:00 am - 3:16 pmSOF-STL
41h 16m2 stops
$1,201United Airlines
Find Deal
Wed, May 28 - Tue, Jul 29

United Airlines flights from St. Louis to Sofia

Our best United Airlines deals on St. Louis to Sofia flight tickets
United Airlines
May 18
STL7:30 amLambert-St Louis
19h 45m
2 stops
SOF11:15 amSofia
Jun 13
SOF6:15 amSofia
15h 15m
1 stop
STL1:30 pmLambert-St Louis
United Airlines
May 28
STL11:20 amLambert-St Louis
27h 40m
2 stops
SOF11:00 pmSofia
Jul 29
SOF6:00 amSofia
41h 16m
2 stops
STL3:16 pmLambert-St Louis
United Airlines
Jun 8
STL1:30 pmLambert-St Louis
25h 20m
2 stops
SOF10:50 pmSofia
Jun 15
SOF6:20 amSofia
38h 16m
2 stops
STL12:36 pmLambert-St Louis

Lufthansa flights from St. Louis to Sofia

Our best Lufthansa deals on St. Louis to Sofia flight tickets
Lufthansa
Jul 28
STL5:30 pmLambert-St Louis
21h 30m
2 stops
SOF11:00 pmSofia
Aug 13
SOF7:25 pmSofia
35h 20m
2 stops
STL10:45 pmLambert-St Louis
Lufthansa
Aug 24
STL3:30 pmLambert-St Louis
13h 35m
1 stop
SOF1:05 pmSofia
Sep 5
SOF6:15 amSofia
15h 15m
1 stop
STL1:30 pmLambert-St Louis
Lufthansa
Jul 28
STL5:30 pmLambert-St Louis
21h 30m
2 stops
SOF11:00 pmSofia
Aug 13
SOF6:15 amSofia
15h 15m
1 stop
STL1:30 pmLambert-St Louis

See travel insights to Sofia from

How to get the cheapest flight ticket from St. Louis 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

What is the typical price of a round-trip flight between St. Louis and Sofia?

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from St. Louis 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 St. Louis 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 St. Louis. 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 St. Louis 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 St. Louis 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 St. Louis when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $1,036 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from St. Louis for as low as $691 on momondo.

When to book flights from St. Louis to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Sofia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Sofia (STL to SOF) flight deals and tips

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

Best Price Found

$735

Fastest flight time

13h 35m

Direct flights

None

Airports in Sofia

1 airport
The best flight deal from St. Louis to Sofia found on momondo in the last 72 hours is $735
The fastest flight from St. Louis to Sofia takes 13h 35m
There are no direct flights from St. Louis to Sofia. Popular non-direct route for this connection is Lambert-St Louis Airport - Sofia Airport.
There is 1 airport near Sofia: Sofia (SOF)

  • How far is Lambert-St Louis to Sofia by plane?

    A flight from Lambert-St Louis to Sofia will travel around 5441.0 mi. 13h 35m is a normal flight duration for this route.

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

    Prices for flights from Lambert-St Louis Airport to Sofia Airport are updated daily.

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

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

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

    The travel and health documents you'll need for your trip to Sofia Airport 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 Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Sofia?


Best airlines flying from St. Louis to Sofia

Compare and see reviews for airlines that fly from St. Louis to Sofia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $711Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
LufthansaPriceFrom $739Free CancellationRating
6.7
7,030 reviews
Search Lufthansa flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Sofia from St. Louis with this policy.

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

Once all potential St. Louis to Sofia 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 St. Louis to Sofia right now. Can momondo alert me if prices change?

Price alerts on flights to Sofia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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