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$245+ Cheap flights from Las Vegas (LAS) to Sofia (SOF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SOF
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Sofia are usually found in October or February, booked 72 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 July 1, 2025.

Round-trip from

$750
(United Airlines)

One-way from

$245
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,090
From Las Vegas Harry Reid Intl to Sofia
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One-way flight from Las Vegas Harry Reid Intl to Sofia
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Highest demand for flights based on searches. 17% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 1, 2025.

This United Airlines deal was found by Cheapflights users on 6/30. 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 8/181:29 pmLAS - SOF
2 stops23h 31mUnited Airlines
Thu 9/116:15 amSOF - LAS
1 stop15h 50mUnited Airlines
Deal found 6/30$750
This Air Canada deal was found by Cheapflights users on 6/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1111:05 pmLAS - SOF
2 stops26h 10mAir Canada
Fri 8/226:00 amSOF - LAS
2 stops38h 40mAir Canada
Deal found 6/30$754
This Gotogate deal was found by Cheapflights users on 6/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/47:05 pmLAS - SOF
1 stop29h 00mSWISS
Thu 8/1410:50 amSOF - LAS
1 stop15h 45mSWISS
Deal found 6/30$755
This Lufthansa deal was found by Cheapflights users on 6/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/249:10 pmLAS - SOF
1 stop15h 40mLufthansa
Mon 9/156:15 amSOF - LAS
1 stop20h 05mLufthansa
Deal found 6/29$758
This Air France deal was found by Cheapflights users on 6/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/229:19 amLAS - SOF
2 stops18h 41mAir France
Mon 9/157:00 amSOF - LAS
2 stops21h 58mAir France
Deal found 6/29$769
This British Airways deal was found by Cheapflights users on 7/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:05 pmLAS - SOF
1 stop29h 25mBritish Airways
Mon 10/138:00 pmSOF - LAS
1 stop34h 00mBritish Airways
Deal found 7/1$772
This Air France deal was found by Cheapflights users on 7/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:58 amLAS - SOF
2 stops18h 02mMultiple Airlines
Sat 10/47:00 amSOF - LAS
2 stops19h 11mMultiple Airlines
Deal found 7/1$789
This KLM deal was found by Cheapflights users on 7/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:13 amLAS - SOF
2 stops18h 47mKLM
Sat 10/47:00 amSOF - LAS
2 stops19h 11mKLM
Deal found 7/1$815

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 July 1, 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 8/18

1:29 pm-11:00 pm

2 stops23h 31m

Sofia

Thu 9/11

6:15 am-12:05 pm

1 stop15h 50m

$750

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 8/11

11:05 pm-11:15 am

2 stops26h 10m

Sofia

Fri 8/22

6:00 am-10:40 am

2 stops38h 40m

$754

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 8/4

7:05 pm-10:05 am

1 stop29h 00m

Sofia

Thu 8/14

10:50 am-4:35 pm

1 stop15h 45m

$755

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Sun 8/24

9:10 pm-10:50 pm

1 stop15h 40m

Sofia

Mon 9/15

6:15 am-4:20 pm

1 stop20h 05m

$758

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Fri 8/22

9:19 am-2:00 pm

2 stops18h 41m

Sofia

Mon 9/15

7:00 am-6:58 pm

2 stops21h 58m

$769

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Wed 9/17

10:05 pm-1:30 pm

1 stop29h 25m

Sofia

Mon 10/13

8:00 pm-8:00 pm

1 stop34h 00m

$772

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Fri 9/12

9:58 am-2:00 pm

2 stops18h 02m

Sofia

Sat 10/4

7:00 am-4:11 pm

2 stops19h 11m

$789

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Thu 9/11

9:13 am-2:00 pm

2 stops18h 47m

Sofia

Sat 10/4

7:00 am-4:11 pm

2 stops19h 11m

$815

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Fri 10/3

10:15 am-1:05 am

2 stops28h 50m

$245

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Wed 8/6

10:05 pm-1:30 pm

1 stop29h 25m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 13 results
1
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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 June 27, 2025.

Booking 71 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 $1,189). 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 July 1, 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.

How much does it cost to fly round-trip from Las Vegas to Sofia?

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 1, 2025.
Read reviews from past customers who have flown KLM, Air France, and SWISS 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
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,366 reviews
KLM
7.8
Good
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.5
Good
1,472 reviews
KLM
7.8
Good
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,654 reviews
KLM
7.8
Good
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,858 reviews
KLM
7.8
Good
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,669 reviews
KLM
7.8
Good
1,366 reviews

Boarding

7.8

Overall

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

  • 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 $750. Additional round-trip tickets that might be worth considering are offered by Air Canada and SWISS, with the lowest prices starting at $754 and $755, respectively. United Airlines is priced at 20% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Las Vegas to Sofia one-way?

    One-way options have recently been found by users for as low as $443 on British Airways. Other airlines that offer cheap prices include SWISS from $458 and United Airlines from $465 one-way.

  • 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 $1,189). 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

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Complete your trip

Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
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Top 5 airlines flying from Las Vegas to Sofia

Discover the top 5 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$645Average$932FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$995FlexibilityNo cancel feeOn-time76%
KLMCheapest$688Average$961FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$688Average$967FlexibilityNo cancel feeOn-time70%
SWISSCheapest$762Average$1,170FlexibilityNo cancel feeOn-time79%

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