HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sofia

$538+ Cheap flights from Las Vegas (LAS) 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SOF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Las Vegas to Sofia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Sofia are usually found in February or September, booked 77 days in advance, depart on a Thursday or Sunday and return on a Sunday

Cheap flight deals from Las Vegas to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$538
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$792
From Las Vegas Harry Reid Intl to Sofia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Las Vegas to Sofia

Cheapest flights from Las Vegas to Sofia
Explore the most affordable flight options available from Las Vegas to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:05 pmLAS - SOF
1 stop29h 00mMultiple Airlines
Wed 11/57:55 amSOF - LAS
2 stops23h 54mMultiple Airlines
Deal found 9/15$538
This lol.travel deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:00 amLAS - SOF
2 stops31h 00mUnited Airlines
Wed 11/56:10 amSOF - LAS
1 stop15h 50mUnited Airlines
Deal found 9/15$539
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:10 pmLAS - SOF
1 stop15h 40mLufthansa
Wed 11/56:10 amSOF - LAS
1 stop15h 50mLufthansa
Deal found 9/15$546
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:45 pmLAS - SOF
2 stops35h 05mMultiple Airlines
Thu 1/86:45 pmSOF - LAS
2 stops37h 02mMultiple Airlines
Deal found 9/16$596
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:40 amLAS - SOF
2 stops24h 40mUnited Airlines
Mon 1/121:55 pmSOF - LAS
2 stops44h 04mUnited Airlines
Deal found 9/15$598
This KAYAK deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:25 pmLAS - SOF
1 stop20h 20mLufthansa
Thu 1/87:05 pmSOF - LAS
2 stops39h 52mLufthansa
Deal found 9/17$603
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:30 pmLAS - SOF
2 stops27h 55mMultiple Airlines
Thu 1/87:05 pmSOF - LAS
2 stops39h 52mMultiple Airlines
Deal found 9/17$604

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Las Vegas to Sofia that are best for you.

Fly from

Las Vegas

Fly to

Sofia

Route

Depart

Return

Price

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 10/20

7:05 pm-10:05 am

1 stop29h 00m

Sofia

Wed 11/5

7:55 am-9:49 pm

2 stops23h 54m

$538

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 10/20

6:00 am-11:00 pm

2 stops31h 00m

Sofia

Wed 11/5

6:10 am-12:00 pm

1 stop15h 50m

$539

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 12/8

10:05 am-6:20 pm

2 stops22h 15m

Sofia

Mon 1/12

1:55 pm-11:59 pm

2 stops44h 04m

$598

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Sun 12/7

4:25 pm-10:45 pm

1 stop20h 20m

Sofia

Thu 1/8

7:05 pm-12:57 am

2 stops39h 52m

$603

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Sun 12/7

11:30 pm-1:25 pm

2 stops27h 55m

Sofia

Thu 1/8

7:05 pm-12:57 am

2 stops39h 52m

$604

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Sun 12/7

4:25 pm-10:45 pm

1 stop20h 20m

Sofia

Thu 1/8

2:35 pm-11:19 pm

2 stops42h 44m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Las Vegas to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Las Vegas 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.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Sofia

How far ahead should I book a flight from Las Vegas to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Sofia. Price data was last updated on September 12, 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to Sofia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Las Vegas to Sofia?

Currently, November is the cheapest month in which you can book a flight from Las Vegas to Sofia (average of $632). Flying from Las Vegas to Sofia in June is currently the most expensive (average of $1,183). 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 time of day to fly from LAS to SOF?

Find hourly flight availability from Las Vegas to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Las Vegas to Sofia in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Las Vegas to Sofia?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to Sofia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Las Vegas to Sofia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 17, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and Lufthansa from Las Vegas to Sofia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
United Airlines
7.4
Good
8,926 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,409 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
British Airways
6.7
Okay
7,367 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

  • How long is the flight from Las Vegas to Sofia?

    There are many flights that can get you from Las Vegas to Sofia in 31h. Fly via United Airlines to get the fastest option. The distance between Las Vegas and Sofia is about 6396 mi.

  • What are the cheapest airlines flying from Las Vegas to Sofia round-trip?

    Flying on United Airlines is currently your cheapest option to Sofia, with prices starting at $623. Additional round-trip tickets that might be worth considering are offered by Lufthansa and British Airways, with the lowest prices starting at $654 and $655, respectively. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Las Vegas to Sofia that include hotel bookings?

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

  • How can I find direct flights from Las Vegas to Sofia?

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

  • Can I find deals for business class flights from Las Vegas to Sofia?

    Yes. Cheapflights offers flight deals from Las Vegas 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 Las Vegas to Sofia?

    Currently, November is the cheapest month in which you can book a flight from Las Vegas to Sofia (average of $632). Flying from Las Vegas to Sofia in June is currently the most expensive (average of $1,183). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
Sofia car rentals
Sofia Airport car rentals
Plovdiv Airport car rentals

Top 4 airlines flying from Las Vegas to Sofia

Discover the top 4 airlines that operate flights from Las Vegas to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$623Average$853FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$654Average$975FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$655Average$1,135FlexibilityNo cancel feeOn-time70%
KLMCheapest$688Average$978FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.