What is the cheapest month to book a flight from Sioux Falls to Sofia?

Currently, November is the cheapest month in which you can book a flight from Sioux Falls to Sofia (average of $632). Flying from Sioux Falls to Sofia in June is currently the most expensive (average of $1,187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Sioux Falls to Sofia?

Travelers seeking maximum savings on their Sioux Falls to Sofia flight should consider departing on Friday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Sofia ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

If weather is an important factor for your trip to Sofia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest day to fly round-trip from Sioux Falls to Sofia?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 8% when planning your travel around this day of the week.

What is the cheapest time of day to fly from FSD to SOF?

Unlike at noon, when flights are generally more expensive, you can save up to 1% on flights from Sioux Falls to Sofia by exploring options for tickets in the morning.

Can I find deals for flights from Sioux Falls to Sofia that include hotel bookings?

Yes. In addition to deals on Sioux Falls to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Sioux Falls to Sofia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Sofia.

Can I find deals for business class flights from Sioux Falls to Sofia?

Yes. Cheapflights offers flight deals from Sioux Falls to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$666+ Flights from Sioux Falls to Sofia

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Cheap flight deals from Sioux Falls to Sofia

Round-trip from	$666 (United Airlines)

From Sioux Falls Joe Foss Field to Sofia

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Find flight deals from Sioux Falls to Sofia

Cheapest flights from Sioux Falls to Sofia
Explore the most affordable flight options available from Sioux Falls to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Wed 11/193:15 pmFSD - SOF

2 stops23h 30mUnited Airlines

Sun 11/236:15 amSOF - FSD

2 stops22h 16mUnited Airlines

Deal found 7/28

$666

Best flights from Sioux Falls to Sofia
Discover carefully curated flight deals from Sioux Falls to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Wed 11/193:15 pmFSD - SOF

2 stops23h 30mUnited Airlines

Sun 11/236:15 amSOF - FSD

2 stops22h 16mUnited Airlines

Deal found 7/28

$666

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsSofia

FSD - SOF

FSDSOF

Sioux Falls Joe Foss Field

Wed 11/19

3:15 pm-10:45 pm

2 stops23h 30m

Sofia

Sun 11/23

6:15 am-8:31 pm

2 stops22h 16m

$666

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Sioux Falls to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Sioux Falls with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Sofia

Read through reviews of airlines operating flights from Sioux Falls to Sofia, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,899 reviews

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Can I find deals for flights from Sioux Falls to Sofia that include hotel bookings?
Yes. In addition to deals on Sioux Falls to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux Falls to Sofia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Sofia.
Can I find deals for business class flights from Sioux Falls to Sofia?
Yes. Cheapflights offers flight deals from Sioux Falls to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sioux Falls to Sofia?
Currently, November is the cheapest month in which you can book a flight from Sioux Falls to Sofia (average of $632). Flying from Sioux Falls to Sofia in June is currently the most expensive (average of $1,187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$666+ Cheap flights from Sioux Falls (FSD) to Sofia (SOF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Sofia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sioux Falls to Sofia

Round-trip from

Find flight deals from Sioux Falls to Sofia

Cheapest flights from Sioux Falls to SofiaExplore the most affordable flight options available from Sioux Falls to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Sioux Falls to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Sofia that are best for you.

Best time to book a flight from Sioux Falls to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Sioux Falls with our price prediction graph.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated July 29, 2025.

Read through reviews of airlines operating flights from Sioux Falls to Sofia, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Sioux Falls to Sofia that include hotel bookings?

How can I find direct flights from Sioux Falls to Sofia?

Can I find deals for business class flights from Sioux Falls to Sofia?

What is the cheapest month to book a flight from Sioux Falls to Sofia?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Sioux Falls to Sofia
Explore the most affordable flight options available from Sioux Falls to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.