$294 Cheap Flights from Kansas City (MCI) to Sofia (SOF)

View $294 flight on Thu, Nov 12, 2026Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Sofia Airport (SOF)

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Cheap Flights from Kansas City to Sofia (MCI-SOF)

Prices were available within the past 7 days and start at $294 for one-way flights and $603 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$603 Roundtrip, found 1 day ago
$603
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $603 found 1 day ago
United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$605 Roundtrip, found 1 day ago
$605
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $605 found 1 day ago
United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$616 Roundtrip, found 1 day ago
$616
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $616 found 1 day ago
United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$617 Roundtrip, found 1 day ago
$617
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $617 found 1 day ago
United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$633 Roundtrip, found 1 day ago
$633
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $633 found 1 day ago
United
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$635 Roundtrip, found 1 day ago
$635
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $635 found 1 day ago
KLM
Thu, Nov 12 - Tue, Nov 24
MCI
Kansas City
SOF
Sofia
$661 Roundtrip, found 1 day ago
$661
Roundtrip
found 1 day ago
Select KLM flight, departing Thu, Nov 12 from Kansas City to Sofia, returning Tue, Nov 24, priced at $661 found 1 day ago
Lufthansa
Tue, May 5 - Mon, May 11
MCI
Kansas City
SOF
Sofia
$663 Roundtrip, found 3 days ago
$663
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, May 5 from Kansas City to Sofia, returning Mon, May 11, priced at $663 found 3 days ago
British Airways
Tue, May 5 - Mon, May 11
MCI
Kansas City
SOF
Sofia
$666 Roundtrip, found 3 days ago
$666
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, May 5 from Kansas City to Sofia, returning Mon, May 11, priced at $666 found 3 days ago
Air France
Tue, May 5 - Mon, May 11
MCI
Kansas City
SOF
Sofia
$718 Roundtrip, found 3 days ago
$718
Roundtrip
found 3 days ago
Select Air France flight, departing Tue, May 5 from Kansas City to Sofia, returning Mon, May 11, priced at $718 found 3 days ago

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Alternative airports near Sofia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sofia Airport SOF. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $1,323
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $1,323

Frequently asked questions

How much does a flight from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) cost?
You can find cheap one-way flights from $294 and cheap return flights from $603 Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) with Expedia. Return flights often range between $729 and $5122. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
The cheapest month to fly from MCI to SOF is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
Enter MCI to SOF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
KLM is one of the cheapest airlines offering connecting flights from Kansas City Intl. (MCI) to Sofia (SOF), with round-trip tickets starting from around $605. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
To find a cheap flight from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from MCI to SOF. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
The most popular departure times for flights from Kansas City (MCI) to Sofia (SOF) are in the early afternoon, from 12pm to 3pm. About 35% of passengers prefer this time window. Many major carriers, including United Airlines, Delta Air Lines, and Lufthansa, offer flights during this window. This timing is popular because it allows you to have a relaxed morning before heading to the airport.
How long does it take to fly from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
Flights from MCI to SOF with one stop typically take around 19 hours 50 minutes, covering approximately 5,577 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
Business class is available on flights from MCI to SOF. Airlines that offer business class service on this route include:

  • Delta Air Lines
  • United Airlines
  • American Airlines

How do I earn miles on a Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) flight with Expedia?
It's easy to earn miles on a Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) at the last minute?
Typically, booking a last minute flight from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) flight and hotel package?
Securing a Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) Sofia Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF)?
If you booked your Kansas City, MO (MCI-Kansas City Intl.) to Sofia (SOF) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Kansas City Intl.
Destination airport
Sofia
Airlines serving
Air France, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$603
Distance
5576 mi

Book with confidence

Kansas City to Sofia Flights

The cheapest times to fly from Kansas City to Sofia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Sofia are during the month of November. You can find some of the cheapest flights from Kansas City to Sofia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to Sofia

Sunday is one of the best days to book for cheap flights from Kansas City to Sofia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kansas City to Sofia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Sofia in 2026. You can also book with separate airlines for your outbound and return journeys, from $294 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Sofia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Sofia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kansas City to Sofia Flights

*Flight schedules are subject to change.

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