$360 Cheap Flights from Las Vegas (LAS) to Sofia (SOF)

View $360 flight on Thu, Sep 4, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF)

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Cheap Flights from Las Vegas to Sofia (LAS-SOF)

Prices were available within the past 7 days and start at $360 for one-way flights and $576 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 19 - Tue, Aug 26
LAS
Las Vegas
SOF
Sofia
$576 Roundtrip, found 3 days ago
$576
Roundtrip
found 3 days ago
Select United flight, departing Tue, Aug 19 from Las Vegas to Sofia, returning Tue, Aug 26, priced at $576 found 3 days ago
Air Canada
Tue, Oct 21 - Tue, Nov 11
LAS
Las Vegas
SOF
Sofia
$580 Roundtrip, found 2 days ago
$580
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Oct 21 from Las Vegas to Sofia, returning Tue, Nov 11, priced at $580 found 2 days ago
United
Tue, Oct 21 - Tue, Nov 11
LAS
Las Vegas
SOF
Sofia
$585 Roundtrip, found 2 days ago
$585
Roundtrip
found 2 days ago
Select United flight, departing Tue, Oct 21 from Las Vegas to Sofia, returning Tue, Nov 11, priced at $585 found 2 days ago
United
Mon, Oct 13 - Tue, Nov 4
LAS
Las Vegas
SOF
Sofia
$586 Roundtrip, found 2 days ago
$586
Roundtrip
found 2 days ago
Select United flight, departing Mon, Oct 13 from Las Vegas to Sofia, returning Tue, Nov 4, priced at $586 found 2 days ago
United
Wed, Oct 29 - Wed, Nov 19
LAS
Las Vegas
SOF
Sofia
$587 Roundtrip, found 4 days ago
$587
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 29 from Las Vegas to Sofia, returning Wed, Nov 19, priced at $587 found 4 days ago
United
Mon, Oct 13 - Wed, Nov 5
LAS
Las Vegas
SOF
Sofia
$590 Roundtrip, found 2 days ago
$590
Roundtrip
found 2 days ago
Select United flight, departing Mon, Oct 13 from Las Vegas to Sofia, returning Wed, Nov 5, priced at $590 found 2 days ago
United
Tue, Oct 14 - Wed, Nov 5
LAS
Las Vegas
SOF
Sofia
$590 Roundtrip, found 2 days ago
$590
Roundtrip
found 2 days ago
Select United flight, departing Tue, Oct 14 from Las Vegas to Sofia, returning Wed, Nov 5, priced at $590 found 2 days ago
Lufthansa
Tue, Oct 21 - Tue, Nov 11
LAS
Las Vegas
SOF
Sofia
$591 Roundtrip, found 2 days ago
$591
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Las Vegas to Sofia, returning Tue, Nov 11, priced at $591 found 2 days ago
Swiss International Air Lines
Mon, Oct 20 - Tue, Nov 11
LAS
Las Vegas
SOF
Sofia
$599 Roundtrip, found 2 days ago
$599
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Mon, Oct 20 from Las Vegas to Sofia, returning Tue, Nov 11, priced at $599 found 2 days ago
British Airways
Sun, Oct 19 - Mon, Nov 3
LAS
Las Vegas
SOF
Sofia
$601 Roundtrip, found 2 days ago
$601
Roundtrip
found 2 days ago
Select British Airways flight, departing Sun, Oct 19 from Las Vegas to Sofia, returning Mon, Nov 3, priced at $601 found 2 days ago

Find the cheapest month to fly from Las Vegas (LAS) to Sofia (SOF)

September is typically the cheapest month to fly

From $553 - $1,752 per traveler.

Graph displaying average flight prices per month

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 $1,020
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $1,020
Flights from Las Vegas (LAS) to Sofia (SOF)
Origin airport
Harry Reid Intl.
Destination airport
Sofia
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, ITA Airways, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$576
Distance
6399 mi

Las Vegas to Sofia Flights

The cheapest times to fly from Las Vegas 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 Las Vegas to Sofia are during the month of August. You can find some of the cheapest flights from Las Vegas to Sofia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Sofia

Sunday is one of the best days to book for cheap flights from Las Vegas 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 Las Vegas 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 Las Vegas to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $360 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 Las Vegas 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 Las Vegas 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.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF) cost?
Discover the latest flight deals from LAS to SOF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LAS to SOF?
The cheapest flights from LAS to SOF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LAS to SOF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LAS to SOF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF)?
There are no daily nonstop flights from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from LAS to SOF?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF)?
To avoid potential delays on the Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF) route, fly before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF) last-minute?
Last-minute fares from LAS to SOF are generally more expensive. For the lowest prices, start searching for flights well ahead of time. That being said, if you can play around with your travel dates, you may find a cheap ticket right before your journey.
Is it cheaper to book a LAS to SOF flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to SOF flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the stress out of planning your trip. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Sofia Airport (SOF)?
Typically, you can modify or cancel your LAS to SOF flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more details, head to our Customer Service portal.

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*Available to One Key members.