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$281+ Cheap flights from Las Vegas (LAS) to Portugal

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — LIS
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from Las Vegas to Portugal

Keep the following information in mind while searching for Las Vegas to Portugal flight deals. Data was last updated julio 29, 2025.

Round-trip from

$574
(United Airlines)

One-way from

$281
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,098
From Las Vegas Harry Reid Intl to Portugal
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One-way flight from Las Vegas Harry Reid Intl to Portugal
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High demand for flights, 6% potential price rise
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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 Portugal

Cheapest flights from Las Vegas to Portugal
Explore the most affordable flight options available from Las Vegas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1810:00 amLAS - LIS
1 stop14h 10mUnited Airlines
mar. 11/2511:20 amLIS - LAS
2 stops32h 08mUnited Airlines
Deal found 7/29$574
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/187:15 amLAS - LIS
2 stops18h 05mMultiple Airlines
mar. 11/255:00 amLIS - LAS
2 stops21h 49mMultiple Airlines
Deal found 7/29$582
This Air Canada deal was found by Cheapflights users on 7/27. 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.
mar. 11/189:10 amLAS - LIS
1 stop16h 10mAir Canada
mar. 11/2511:20 amLIS - LAS
1 stop17h 19mAir Canada
Deal found 7/27$583
This Ovago deal was found by Cheapflights users on 7/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/35:15 pmLAS - LIS
2 stops17h 40mBritish Airways
lun. 11/176:35 pmLIS - LAS
1 stop32h 15mBritish Airways
Deal found 7/27$615
This Delta deal was found by Cheapflights users on 7/28. 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.
sáb. 12/276:25 amLAS - LIS
2 stops20h 55mDelta
sáb. 1/1010:00 amLIS - LAS
1 stop20h 05mDelta
Deal found 7/28$656
This KLM deal was found by Cheapflights users on 7/28. 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.
sáb. 12/274:05 pmLAS - LIS
1 stop14h 30mKLM
sáb. 1/1010:00 amLIS - LAS
1 stop22h 13mKLM
Deal found 7/28$678
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/2210:55 pmLAS - LIS
1 stop26h 40mAir Transat
dom. 9/711:35 amLIS - LAS
1 stop31h 40mAir Transat
Deal found 7/27$698
This Ovago deal was found by Cheapflights users on 7/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/1311:41 amLAS - FAO
2 stops19h 04mBritish Airways
lun. 3/167:05 pmFAO - LAS
1 stop31h 45mBritish Airways
Deal found 7/28$701
This KLM deal was found by Cheapflights users on 7/28. 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.
lun. 10/138:25 pmLAS - FAO
1 stop27h 35mKLM
lun. 3/1610:05 amFAO - LAS
1 stop36h 10mKLM
Deal found 7/28$809
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/109:26 amLAS - FNC
3 stops39h 14mMultiple Airlines
mié. 9/177:30 pmFNC - LAS
2 stops33h 31mMultiple Airlines
Deal found 7/27$919
This United Airlines deal was found by Cheapflights users on 7/28. 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.
lun. 10/136:15 pmLAS - FAO
2 stops36h 20mUnited Airlines
lun. 3/166:05 amFAO - LAS
3 stops38h 20mUnited Airlines
Deal found 7/28$1,015
This KLM deal was found by Cheapflights users on 7/28. 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.
jue. 9/118:25 pmLAS - FNC
1 stop29h 15mKLM
jue. 9/1810:05 amFNC - LAS
2 stops21h 50mKLM
Deal found 7/28$1,066

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Portugal 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 julio 29, 2025.
Use the filters below to find and compare flights from Las Vegas to Portugal that are best for you.

Fly from

Las Vegas

Fly to

Portugal

Route

Depart

Return

Price

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

mar. 11/18

7:15 am-9:20 am

2 stops18h 05m

Lisbon Humberto Delgado

mar. 11/25

11:20 am-11:28 am

2 stops32h 08m

$574

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

mar. 11/18

7:15 am-9:20 am

2 stops18h 05m

Lisbon Humberto Delgado

mar. 11/25

5:00 am-6:49 pm

2 stops21h 49m

$582

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

mar. 11/18

6:15 am-9:20 am

2 stops19h 05m

Lisbon Humberto Delgado

mar. 11/25

11:20 am-8:39 pm

1 stop17h 19m

$583

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

lun. 11/3

5:15 pm-6:55 pm

2 stops17h 40m

Lisbon Humberto Delgado

lun. 11/17

6:35 pm-6:50 pm

1 stop32h 15m

$615

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

sáb. 12/27

6:25 am-11:20 am

2 stops20h 55m

Lisbon Humberto Delgado

sáb. 1/10

10:00 am-10:05 pm

1 stop20h 05m

$656

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

sáb. 12/27

4:05 pm-2:35 pm

1 stop14h 30m

Lisbon Humberto Delgado

sáb. 1/10

10:00 am-12:13 am

1 stop22h 13m

$678

Las VegasLisbon

LAS - LIS

LASLIS

Las Vegas Harry Reid Intl

vie. 8/22

10:55 pm-9:35 am

1 stop26h 40m

Lisbon Humberto Delgado

dom. 9/7

11:35 am-11:15 am

1 stop31h 40m

$698

Las VegasFaro

LAS - FAO

LASFAO

Las Vegas Harry Reid Intl

lun. 10/13

11:41 am-2:45 pm

2 stops19h 04m

Faro

lun. 3/16

7:05 pm-7:50 pm

1 stop31h 45m

$701

Las VegasFaro

LAS - FAO

LASFAO

Las Vegas Harry Reid Intl

lun. 10/13

8:25 pm-8:00 am

1 stop27h 35m

Faro

lun. 3/16

10:05 am-3:15 pm

1 stop36h 10m

$809

Las VegasFunchal

LAS - FNC

LASFNC

Las Vegas Harry Reid Intl

mié. 9/10

9:26 am-8:40 am

3 stops39h 14m

Funchal Madeira

mié. 9/17

7:30 pm-9:01 pm

2 stops33h 31m

$919

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 27 results
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Best time to book a flight from Las Vegas to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Las Vegas to Portugal (average of $612). Flying from Las Vegas to Portugal in June is currently the most expensive (average of $1,129). 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 PT?

Find hourly flight availability from Las Vegas to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Portugal as you normally would.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated julio 29, 2025.
Read reviews from past customers who have flown Delta, Porter Airlines, and KLM from Las Vegas to Portugal. 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
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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!
Porter Airlines
8.0
Very good
317 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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 Transat
7.7
Good
424 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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 France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

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 Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Las Vegas to Portugal?

    For a flight from Las Vegas to Portugal, you will be flying from Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $440. However, be on the lookout for offers from Air France and Air Canada, as they are both options that can get you from Las Vegas to Portugal for a low price.

  • What are the most popular routes from Las Vegas to Portugal?

    While some choose either Las Vegas Harry Reid Intl - Funchal Madeira or Las Vegas Harry Reid Intl - Faro, Las Vegas Harry Reid Intl - Lisbon Humberto Delgado is the most popular route from Las Vegas to Portugal.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Las Vegas to Portugal (average of $612). Flying from Las Vegas to Portugal in June is currently the most expensive (average of $1,129). 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.

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Alternative routes for Las Vegas to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Las Vegas to Portugal

Discover the top 8 airlines that operate flights from Las Vegas to Portugal. 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$576Average$1,017FlexibilityNo cancel feeOn-time67%
KLMCheapest$597Average$1,153FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$607Average$1,054FlexibilityNo cancel feeOn-time69%
Air TransatCheapest$613Average$716FlexibilityNo cancel feeOn-time50%
DeltaCheapest$641Average$1,230FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$645Average$675FlexibilityNo cancel feeOn-time52%
British AirwaysCheapest$687Average$1,037FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$695Average$1,151FlexibilityNo cancel feeOn-time71%

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