What airlines fly to Sofia?

KLM, United Airlines and Lufthansa are the top three most popular airlines that fly to Sofia from Salt Lake City according to our data. KLM is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 3 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Salt Lake City to Sofia?

KLM is the most popular carrier operating from Salt Lake City to Sofia

When did momondo last update prices for flights from Salt Lake City Airport to Sofia Airport?

Prices for flights from Salt Lake City Airport to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Salt Lake City Airport to Sofia Airport?

As of October 2025, there are 3 operators available to choose from for flights from Salt Lake City Airport to Sofia Airport.

How old do you have to be to fly from Salt Lake City 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 Salt Lake City Airport 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.

$490 Cheap Flights from Salt Lake City to Sofia in 2025/26

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Find the cheapest flights from Salt Lake City to Sofia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 1:15 pmSLC-SOF

34h 15m2 stops

1:50 pm - 10:45 pmSOF-SLC

41h 55m2 stops

$619United Airlines

Find Deal

Sun, Mar 22 - Mon, Mar 30

11:50 am - 4:20 pmSLC-SOF

20h 30m2 stops

8:00 pm - 10:07 pmSOF-SLC

35h 07m2 stops

$637British Airways

Find Deal

Sun, Mar 22 - Mon, Mar 30

5:30 pm - 10:45 pmSLC-SOF

21h 15m2 stops

6:10 am - 9:37 amSOF-SLC

35h 27m2 stops

$645United Airlines

Find Deal

Mon, Mar 9 - Sun, Mar 15

3:10 pm - 2:05 pmSLC-SOF

14h 55m1 stop

7:00 am - 8:00 pmSOF-SLC

21h 00m2 stops

$727Multiple Airlines

Find Deal

Mon, Mar 9 - Sun, Mar 15

1:50 pm - 2:05 pmSLC-SOF

16h 15m2 stops

7:00 am - 12:55 pmSOF-SLC

14h 55m1 stop

$740KLM

Find Deal

Sun, Mar 22 - Mon, Mar 30

1:50 pm - 2:05 pmSLC-SOF

16h 15m2 stops

7:00 am - 12:55 pmSOF-SLC

14h 55m1 stop

$742KLM

Find Deal

Sun, Mar 22 - Mon, Mar 30

1:50 pm - 2:05 pmSLC-SOF

16h 15m2 stops

7:00 am - 12:55 pmSOF-SLC

14h 55m1 stop

$777KLM

Find Deal

Sun, Mar 22 - Mon, Mar 30

3:10 pm - 2:05 pmSLC-SOF

14h 55m1 stop

7:00 am - 8:00 pmSOF-SLC

21h 00m2 stops

$795Multiple Airlines

Find Deal

Mon, Mar 9 - Sun, Mar 15

3:10 pm - 2:05 pmSLC-SOF

14h 55m1 stop

7:00 am - 8:00 pmSOF-SLC

21h 00m2 stops

$930Multiple Airlines

Find Deal

Mon, Mar 9 - Sun, Mar 15

5:30 pm - 10:45 pmSLC-SOF

21h 15m2 stops

12:45 pm - 10:09 pmSOF-SLC

18h 24m2 stops

$956United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

KLM flights from Salt Lake City to Sofia

Our best KLM deals on Salt Lake City to Sofia flight tickets

KLM

Mar 22

SLC1:50 pmSalt Lake City

16h 15m

2 stops

SOF2:05 pmSofia

Mar 30

SOF7:00 amSofia

14h 55m

1 stop

SLC12:55 pmSalt Lake City

$740

Find similar

KLM

Mar 22

SLC1:50 pmSalt Lake City

16h 15m

2 stops

SOF2:05 pmSofia

Mar 30

SOF7:00 amSofia

14h 55m

1 stop

SLC12:55 pmSalt Lake City

$742

Find similar

KLM

Mar 22

SLC1:50 pmSalt Lake City

16h 15m

2 stops

SOF2:05 pmSofia

Mar 30

SOF7:00 amSofia

14h 55m

1 stop

SLC12:55 pmSalt Lake City

$777

Find similar

United Airlines flights from Salt Lake City to Sofia

Our best United Airlines deals on Salt Lake City to Sofia flight tickets

United Airlines

Mar 22

SLC7:00 pmSalt Lake City

34h 15m

2 stops

SOF1:15 pmSofia

Mar 30

SOF1:50 pmSofia

41h 55m

2 stops

SLC10:45 pmSalt Lake City

$619

Find similar

United Airlines

Mar 9

SLC5:30 pmSalt Lake City

21h 15m

2 stops

SOF10:45 pmSofia

Mar 15

SOF6:10 amSofia

35h 27m

2 stops

SLC9:37 amSalt Lake City

$645

Find similar

United Airlines

Mar 27

SLC5:30 pmSalt Lake City

21h 15m

2 stops

SOF10:45 pmSofia

Mar 31

SOF12:45 pmSofia

18h 24m

2 stops

SLC10:09 pmSalt Lake City

$956

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Sun 3/22

7:00 pm-1:15 pm

2 stops34h 15m

Sofia

Mon 3/30

1:50 pm-10:45 pm

2 stops41h 55m

$619

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Sun 3/22

11:50 am-4:20 pm

2 stops20h 30m

Sofia

Mon 3/30

8:00 pm-10:07 pm

2 stops35h 07m

$637

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Mon 3/9

5:30 pm-10:45 pm

2 stops21h 15m

Sofia

Sun 3/15

6:10 am-9:37 am

2 stops35h 27m

$645

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Mon 3/9

3:10 pm-2:05 pm

1 stop14h 55m

Sofia

Sun 3/15

7:00 am-8:00 pm

2 stops21h 00m

$727

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Sun 3/22

1:50 pm-2:05 pm

2 stops16h 15m

Sofia

Mon 3/30

7:00 am-12:55 pm

1 stop14h 55m

$740

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Sun 3/22

1:50 pm-2:05 pm

2 stops16h 15m

Sofia

Mon 3/30

7:00 am-12:55 pm

1 stop14h 55m

$742

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Sun 3/22

1:50 pm-2:05 pm

2 stops16h 15m

Sofia

Mon 3/30

7:00 am-12:55 pm

1 stop14h 55m

$777

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Mon 3/9

3:10 pm-2:05 pm

1 stop14h 55m

Sofia

Sun 3/15

7:00 am-8:00 pm

2 stops21h 00m

$795

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Mon 3/9

3:10 pm-2:05 pm

1 stop14h 55m

Sofia

Sun 3/15

7:00 am-8:00 pm

2 stops21h 00m

$930

Salt Lake CitySofia

SLC - SOF

SLCSOF

Salt Lake City

Fri 3/27

5:30 pm-10:45 pm

2 stops21h 15m

Sofia

Tue 3/31

12:45 pm-10:09 pm

2 stops18h 24m

$956

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Salt Lake City 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

Airlines

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

According to our data, Monday is the cheapest day to fly to Sofia from Salt Lake City. The lowest ticket price found for a Monday departure recently was $1,031. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Salt Lake City to Sofia on a Thursday will generally be more expensive and average around $1,370. 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?

At noon is the cheapest time of day to fly from Salt Lake City to Sofia when you can find flight prices for as low as $1,105. Flying to Sofia at noon 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 $1,252 per ticket.

When to book flights from Salt Lake City to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to Sofia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Salt Lake City to Sofia (SLC to SOF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Sofia

Direct flights	None

There are no direct flights from Salt Lake City to Sofia. There are no popular flight routes from Salt Lake City to Sofia.

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How far is Salt Lake City to Sofia by plane?
The distance between Salt Lake City and Sofia is about 6025.4 mi. Typically, this will take 14h 55m by plane in normal conditions.
When did momondo last update prices for flights from Salt Lake City Airport to Sofia Airport?
Prices for flights from Salt Lake City Airport to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Salt Lake City Airport to Sofia Airport?
As of October 2025, there are 3 operators available to choose from for flights from Salt Lake City Airport to Sofia Airport.
How old do you have to be to fly from Salt Lake City 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 Salt Lake City Airport 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.
What is the most popular airline from Salt Lake City to Sofia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Salt Lake City to Sofia is KLM (60% of total bookings). The next most popular airlines are United Airlines (21%) and Lufthansa (19%).

Best airlines flying from Salt Lake City to Sofia

Compare and see reviews for airlines that fly from Salt Lake City to Sofia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $721	Free Cancellation	Rating 7.4 8,966 reviews	Search United Airlines flights
KLM	PriceFrom $730	Free Cancellation	Rating 7.7 1,399 reviews	Search KLM flights
Lufthansa	PriceFrom $1,052	Free Cancellation	Rating 6.8 7,463 reviews	Search Lufthansa flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to Sofia?

Finding the right flight to Sofia from Salt Lake City 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 Sofia quick and easy, saving you time and money.

Can I find flights from Salt Lake City to Sofia with flexible booking policies on momondo?

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

How can momondo help me find flights from Salt Lake City to Sofia?

momondo provides multiple filters to help you find the best flight to Sofia from Salt Lake City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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