$837+ Cheap flights from Porto (OPO) to Las Vegas (LAS)
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LAS
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Porto to Las Vegas 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.Cheap flight deals from Porto to Las Vegas
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Cheapest flights from Porto to Las VegasExplore the most affordable flight options available from Porto to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Porto to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This Rumbo deal was found by Cheapflights users on 9/30. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:55 pm -
2 stops37h 29m
Wed 12/21:55 pm -
2 stops43h 00m
Deal found 9/30![Scandinavian Airlines logo]()
$837
This Delta deal was found by Cheapflights users on 9/28. 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.
Fri 10/95:00 am -
1 stop21h 35m
Sat 10/245:50 pm -
1 stop21h 10m
Deal found 9/28![Delta logo]()
$899
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:00 am -
2 stops23h 34m
Thu 10/1511:38 am -
2 stops19h 47m
Deal found 9/29![Delta logo]()
$903
This Delta deal was found by Cheapflights users on 9/28. 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.
Fri 11/135:00 am -
2 stops20h 25m
Sat 11/216:00 am -
2 stops20h 30m
Deal found 9/28![Delta logo]()
$909
This American Airlines deal was found by Cheapflights users on 9/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:20 am -
2 stops19h 13m
Tue 11/1710:05 am -
2 stops17h 40m
Deal found 9/28![American Airlines logo]()
$921
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:00 am -
3 stops24h 08m
Mon 11/2311:11 pm -
2 stops26h 49m
Deal found 9/30![Multiple Airlines logo]()
$934
Best flights from Porto to Las VegasDiscover carefully curated flight deals from Porto to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Porto to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/55:00 am -
2 stops20h 26m
Thu 2/116:25 am -
2 stops20h 05m
Deal found 9/29![Delta logo]()
$908
This KLM deal was found by Cheapflights users on 9/28. 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.
Tue 3/25:00 am -
2 stops19h 25m
Sat 3/134:10 pm -
1 stop19h 50m
Deal found 9/28![KLM logo]()
$979
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
2 stops21h 58m
Wed 11/188:00 am -
1 stop17h 30m
Deal found 9/27![United Airlines logo]()
$986
This Delta deal was found by Cheapflights users on 9/28. 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.
Fri 11/135:55 am -
1 stop15h 15m
Sat 11/216:00 am -
2 stops20h 30m
Deal found 9/28![Delta logo]()
$910
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 11/1312:35 pm -
1 stop18h 40m
Tue 11/1711:36 am -
1 stop13h 54m
Deal found 9/29![United Airlines logo]()
$1,005
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/25:00 am -
1 stop17h 15m
Sat 3/137:05 am -
2 stops19h 30m
Deal found 9/27![Delta logo]()
$955
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Mon 3/112:35 pm -
1 stop15h 52m
Mon 3/89:05 am -
2 stops16h 25m
Deal found 9/29![United Airlines logo]()
$1,008
This Delta deal was found by Cheapflights users on 9/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:00 am -
1 stop17h 15m
Wed 12/27:00 am -
1 stop17h 15m
Deal found 9/30![Delta logo]()
$986
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 11/1312:35 pm -
1 stop18h 40m
Sat 11/217:00 am -
1 stop18h 30m
Deal found 9/28![United Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 9/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
2 stops19h 26m
Mon 11/233:25 pm -
1 stop22h 35m
Deal found 9/30![Delta logo]()
$988
Last-minute flights from Porto to Las VegasDiscover last-minute flight deals from Porto to Las Vegas. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Las Vegas. Data last updated October 1, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:00 am -
2 stops23h 34m
Thu 10/1511:38 am -
2 stops19h 47m
Deal found 9/29![Delta logo]()
$903
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Wed 10/712:35 pm -
1 stop18h 19m
Thu 10/157:00 am -
1 stop18h 45m
Deal found 9/30![United Airlines logo]()
$1,017
This Delta deal was found by Cheapflights users on 9/28. 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.
Fri 10/95:00 am -
1 stop21h 35m
Sat 10/245:50 pm -
1 stop21h 10m
Deal found 9/28![Delta logo]()
$899
This United Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 10/96:00 am -
1 stop18h 20m
Sat 10/2411:50 pm -
2 stops26h 40m
Deal found 9/26![United Airlines logo]()
$1,031
One-way flights from Porto to Las VegasSearch for one-way flight options from Porto to Las Vegas. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Porto to Las Vegas. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:55 pm -
3 stops32h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$1,702
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:45 am -
3 stops45h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$2,026
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:45 am -
3 stops45h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$2,370
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:35 am -
2 stops25h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Air Europa logo]()
$2,487
This Arangrant deal was found by Cheapflights users on 10/1. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:10 pm -
2 stops36h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Air Europa logo]()
$2,591
This Arangrant deal was found by Cheapflights users on 10/1. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:25 pm -
2 stops30h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Finnair logo]()
$3,480
This BusinessClass deal was found by Cheapflights users on 10/1. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am -
1 stop16h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Lufthansa logo]()
$4,016
This KLM deal was found by Cheapflights users on 10/1. 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.
Sat 11/710:15 am -
1 stop20h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![KLM logo]()
$4,813
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:55 am -
1 stop15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Delta logo]()
$4,815
Find flight deals from Porto to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Las Vegas (LAS). 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 October 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $837 (Rumbo) |
Popular in | March |
Cheapest in | December |
Average price | $1,105 |
Cheapflights Fare Finder
Customize your flight search to find flights from Porto to Las Vegas 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 7,457,451 searches. Data last updated October 1, 2026.
Use the filters below to find and compare flights from Porto to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Fri 2/5
5:00 am-5:26 pm
2 stops20h 26m
Las Vegas Harry Reid Intl
Thu 2/11
6:25 am-10:30 am
2 stops20h 05m
$908
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Fri 11/13
5:55 am-1:10 pm
1 stop15h 15m
Las Vegas Harry Reid Intl
Sat 11/21
6:00 am-10:30 am
2 stops20h 30m
$910
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Tue 3/2
5:00 am-2:15 pm
1 stop17h 15m
Las Vegas Harry Reid Intl
Sat 3/13
7:05 am-10:35 am
2 stops19h 30m
$955
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Tue 3/2
5:00 am-4:25 pm
2 stops19h 25m
Las Vegas Harry Reid Intl
Sat 3/13
4:10 pm-8:00 pm
1 stop19h 50m
$979
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Wed 11/11
6:00 am-7:58 pm
2 stops21h 58m
Las Vegas Harry Reid Intl
Wed 11/18
8:00 am-9:30 am
1 stop17h 30m
$986
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Thu 11/19
5:00 am-2:15 pm
1 stop17h 15m
Las Vegas Harry Reid Intl
Wed 12/2
7:00 am-8:15 am
1 stop17h 15m
$986
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Mon 11/9
5:00 am-4:26 pm
2 stops19h 26m
Las Vegas Harry Reid Intl
Mon 11/23
3:25 pm-10:00 pm
1 stop22h 35m
$988
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Fri 11/13
12:35 pm-11:15 pm
1 stop18h 40m
Las Vegas Harry Reid Intl
Tue 11/17
11:36 am-9:30 am
1 stop13h 54m
$1,005
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Mon 3/1
12:35 pm-8:27 pm
1 stop15h 52m
Las Vegas Harry Reid Intl
Mon 3/8
9:05 am-9:30 am
2 stops16h 25m
$1,008
PortoLas Vegas
OPO Porto - LAS Las Vegas Harry Reid Intl
OPOLAS
Porto
Fri 11/13
12:35 pm-11:15 pm
1 stop18h 40m
Las Vegas Harry Reid Intl
Sat 11/21
7:00 am-9:30 am
1 stop18h 30m
$1,009
Showing 1-10 of 15 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Porto-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Porto-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Porto to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Porto with our price prediction graph.
OPO-LAS
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.
Related info for your journey
Find useful and relevant information for your journey from Porto to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsParadise
Mesquite
Henderson
Kingman
North Las Vegas
Boulder City
Needles
Winchester
Sunrise Manor
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