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$299+ Cheap flights from Las Vegas (LAS) to Lisbon (LIS)

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — LIS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Lisbon Humberto Delgado are usually found in November or January, booked 77 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap flight deals from Las Vegas to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Lisbon (LIS). 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 16, 2025.

Round-trip from

$544
(United Airlines)

One-way from

$299
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,038
From Las Vegas Harry Reid Intl to Lisbon Humberto Delgado
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One-way flight from Las Vegas Harry Reid Intl to Lisbon Humberto Delgado
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Las Vegas to Lisbon

Cheapest flights from Las Vegas to Lisbon
Explore the most affordable flight options available from Las Vegas to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 11/1110:00 amLAS - LIS
1 stop14h 10mUnited Airlines
Tue 11/1811:20 amLIS - LAS
2 stops33h 22mUnited Airlines
Deal found 9/14$544
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:10 amLAS - LIS
1 stop14h 10mAir Canada
Wed 11/125:00 amLIS - LAS
2 stops24h 44mAir Canada
Deal found 9/16$546
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 amLAS - LIS
2 stops19h 20mAir Canada
Wed 11/125:00 amLIS - LAS
2 stops24h 44mAir Canada
Deal found 9/16$550
This Air Canada deal was found by Cheapflights users on 9/14. 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.
Tue 11/186:15 amLAS - LIS
2 stops19h 05mAir Canada
Tue 11/2511:20 amLIS - LAS
2 stops36h 39mAir Canada
Deal found 9/14$552
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:10 amLAS - LIS
1 stop14h 10mAir Canada
Wed 11/55:00 amLIS - LAS
2 stops25h 31mAir Canada
Deal found 9/14$554
This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:34 amLAS - LIS
1 stop14h 26mVirgin Atlantic
Wed 11/1210:00 amLIS - LAS
1 stop20h 22mVirgin Atlantic
Deal found 9/15$557
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amLAS - LIS
2 stops17h 00mDelta
Tue 11/1811:15 amLIS - LAS
2 stops19h 07mDelta
Deal found 9/14$558
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:35 amLAS - LIS
2 stops15h 10mDelta
Wed 11/510:00 amLIS - LAS
2 stops20h 29mDelta
Deal found 9/14$559
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/1011:59 pmLAS - LIS
2 stops25h 21mUnited Airlines
Thu 11/205:00 amLIS - LAS
2 stops26h 52mUnited Airlines
Deal found 9/14$560
This CheapOair deal was found by Cheapflights users on 9/14. 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 11/189:10 amLAS - LIS
1 stop16h 10mMultiple Airlines
Tue 11/253:55 pmLIS - LAS
1 stop28h 05mMultiple Airlines
Deal found 9/14$565
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:10 pmLAS - LIS
1 stop12h 45mAir Canada
Fri 12/511:20 amLIS - LAS
1 stop32h 00mAir Canada
Deal found 9/14$566
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:10 amLAS - LIS
1 stop16h 50mDelta
Wed 11/1210:00 amLIS - LAS
1 stop20h 22mDelta
Deal found 9/16$567

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Lisbon 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 16, 2025.
Use the filters below to find and compare flights from Las Vegas to Lisbon that are best for you.

Fly from

Las Vegas

Fly to

Lisbon

Route

Depart

Return

Price

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Tue 11/11

10:00 am-8:10 am

1 stop14h 10m

Lisbon Humberto Delgado

Tue 11/18

11:20 am-12:42 pm

2 stops33h 22m

$544

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Mon 11/10

11:50 pm-10:15 am

1 stop26h 25m

Lisbon Humberto Delgado

Tue 11/18

11:20 am-12:42 pm

2 stops33h 22m

$550

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Tue 11/18

9:10 am-9:20 am

1 stop16h 10m

Lisbon Humberto Delgado

Tue 11/25

11:20 am-3:59 pm

2 stops36h 39m

$552

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Mon 10/20

10:46 am-9:20 am

2 stops38h 34m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-10:31 pm

2 stops25h 31m

$557

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Mon 11/10

10:45 am-8:00 am

1 stop13h 15m

Lisbon Humberto Delgado

Thu 11/20

10:00 am-10:22 pm

1 stop20h 22m

$558

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Mon 10/20

10:34 am-10:45 am

1 stop16h 11m

Lisbon Humberto Delgado

Wed 11/5

10:00 am-10:20 pm

1 stop20h 20m

$559

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Mon 10/20

9:50 pm-10:45 am

1 stop28h 55m

Lisbon Humberto Delgado

Wed 11/5

10:00 am-10:20 pm

1 stop20h 20m

$559

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Fri 11/7

10:29 pm-8:20 am

2 stops49h 51m

$299

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Tue 11/4

10:29 pm-10:45 pm

2 stops40h 16m

$304

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

Wed 11/5

6:31 pm-8:35 pm

2 stops42h 04m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 14 results
1
2

Best time to book a flight from Las Vegas to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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 Lisbon

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

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

The best time to book flights from Las Vegas to Lisbon is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Las Vegas to Lisbon (average of $612). Flying from Las Vegas to Lisbon in June is currently the most expensive (average of $1,127). 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 LIS?

Find hourly flight availability from Las Vegas to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

One of the essential ways to save on airfare from Las Vegas to Lisbon is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 24% on airfare.

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

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

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

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Las Vegas to Lisbon. 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.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Lisbon. 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 Lisbon?

    For as low as $558, United Airlines can have you in Lisbon from Las Vegas in 13h 15m. The distance between Las Vegas and Lisbon is about 5437 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Air Canada ($576), KLM ($597), and United Airlines ($607) offers the cheapest pricing from Las Vegas to Lisbon. These flights start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Las Vegas to Lisbon (average of $612). Flying from Las Vegas to Lisbon in June is currently the most expensive (average of $1,127). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Beja
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
Reno to Lisbon flights
Las Vegas to Funchal flights
Las Vegas to Faro flights

Top 8 airlines flying from Las Vegas to Lisbon

Discover the top 8 airlines that operate flights from Las Vegas to Lisbon. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$576Average$925FlexibilityNo cancel feeOn-time67%
KLMCheapest$597Average$999FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$607Average$882FlexibilityNo cancel feeOn-time69%
Air TransatCheapest$613Average$716FlexibilityNo cancel feeOn-time50%
Porter AirlinesCheapest$645Average$675FlexibilityNo cancel feeOn-time52%
British AirwaysCheapest$656Average$1,027FlexibilityNo cancel feeOn-time70%
DeltaCheapest$723Average$1,170FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$740Average$1,151FlexibilityNo cancel feeOn-time71%

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