HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Porto (OPO) to Las Vegas (LAS) from $890

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
OPO — LAS
Jun 12 — Jun 191
From?
To?
Wed 6/12
Wed 6/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap 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 June 7, 2024.

Popular in

July

Cheapest in

March

Average price

$1,308

Round-trip from

$194
High demand for flights, 35% potential price rise
Search Deals
Best time to find cheap flights, 18% potential price drop
Search Deals
Average for round-trip flights in June 2024
Search Deals
From Porto to Las Vegas Harry Reid Intl
Search Deals

What is the cheapest month to fly from Porto to Las Vegas?

Flights from Porto to Las Vegas lean towards being more expensive in July. Prices are generally better when you fly from Porto to Las Vegas in March, with the cheapest ticket starting at $778.

What is the cheapest time of day to fly from OPO to LAS?

When flying from Porto to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Porto to Las Vegas flights in June & July 2024

Find cheap flight options from Porto to Las Vegas specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,048,502 searches. Prices were last updated on June 7, 2024.
Scroll through some of the best deals on flights from Porto to Las Vegas in 2024. Check back in a little while for more flight options.
Fri 6/76:00 amOPO - LAS
1 stop18h 20mUnited Airlines
Wed 6/1211:31 amLAS - OPO
1 stop14h 14mUnited Airlines
Deal found 6/6$971
Fri 6/76:00 amOPO - LAS
1 stop18h 20mUnited Airlines
Wed 6/126:27 amLAS - OPO
2 stops19h 18mUnited Airlines
Deal found 6/6$976
Fri 6/76:00 amOPO - LAS
2 stops21h 34mUnited Airlines
Wed 6/129:46 amLAS - OPO
2 stops15h 59mUnited Airlines
Deal found 6/6$986
Thu 7/46:00 amOPO - LAS
2 stops22h 13mUnited Airlines
Sat 7/209:15 pmLAS - OPO
1 stop28h 30mUnited Airlines
Deal found 6/6$1,156
Thu 7/49:00 amOPO - LAS
1 stop19h 13mUnited Airlines
Sat 7/2011:59 pmLAS - OPO
1 stop22h 56mUnited Airlines
Deal found 6/6$1,159
Sun 6/96:00 amOPO - LAS
1 stop18h 20mUnited Airlines
Fri 6/1412:59 amLAS - OPO
2 stops21h 56mUnited Airlines
Deal found 6/6$1,328
Fri 6/78:35 pmOPO - LAS
2 stops31h 01mMultiple Airlines
Tue 6/1112:54 amLAS - OPO
2 stops26h 46mMultiple Airlines
Deal found 6/6$1,538
Sun 6/96:00 amOPO - LAS
1 stop18h 20mMultiple Airlines
Sat 6/152:25 pmLAS - OPO
1 stop20h 05mMultiple Airlines
Deal found 6/6$1,665
Fri 6/78:15 amOPO - LAS
3 stops20h 34mAmerican Airlines
Wed 6/1211:28 amLAS - OPO
2 stops24h 27mAmerican Airlines
Deal found 6/6$1,869

Porto to Las Vegas 2024 flight deals

Discover exclusive flight deals for travel between Porto and Las Vegas in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,048,502 searches. Data last updated June 7, 2024.
Scroll through some of the best deals on flights from Porto to Las Vegas in 2024. Check back in a little while for more flight options.
Wed 8/286:00 amOPO - LAS
2 stops19h 38mUnited Airlines
Sun 9/111:43 pmLAS - OPO
2 stops26h 02mUnited Airlines
Deal found 6/6$890
Fri 6/76:00 amOPO - LAS
1 stop18h 20mUnited Airlines
Wed 6/1211:31 amLAS - OPO
1 stop14h 14mUnited Airlines
Deal found 6/6$971
Fri 6/76:00 amOPO - LAS
1 stop18h 20mUnited Airlines
Wed 6/126:27 amLAS - OPO
2 stops19h 18mUnited Airlines
Deal found 6/6$976
Wed 8/286:00 amOPO - LAS
1 stop38h 05mUnited Airlines
Sun 9/111:59 pmLAS - OPO
2 stops25h 46mUnited Airlines
Deal found 6/6$983
Fri 6/76:00 amOPO - LAS
2 stops21h 34mUnited Airlines
Wed 6/129:46 amLAS - OPO
2 stops15h 59mUnited Airlines
Deal found 6/6$986
Wed 8/2811:25 amOPO - LAS
1 stop34h 45mKLM
Sun 9/14:10 pmLAS - OPO
1 stop31h 50mKLM
Deal found 6/6$1,051
Mon 8/197:10 pmOPO - LAS
2 stops35h 36mMultiple Airlines
Thu 8/2211:25 pmLAS - OPO
1 stop15h 45mMultiple Airlines
Deal found 6/6$1,068
Mon 8/199:50 pmOPO - LAS
2 stops32h 42mMultiple Airlines
Tue 8/2012:35 amLAS - OPO
3 stops24h 25mMultiple Airlines
Deal found 6/6$1,092
Thu 7/46:00 amOPO - LAS
2 stops22h 13mUnited Airlines
Sat 7/209:15 pmLAS - OPO
1 stop28h 30mUnited Airlines
Deal found 6/6$1,156

Find flights from Porto to Las Vegas within your budget

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 3,048,502 searches. Data last updated June 7, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$890 - $1,790

Route

Depart

Return

Price

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Wed 8/28

2 stops19h 38m

Las Vegas Harry Reid Intl

Sun 9/1

2 stops26h 02m

$890

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Mon 8/19

3 stops34h 15m

Las Vegas Harry Reid Intl

Wed 8/21

3 stops23h 10m

$976

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Wed 8/28

1 stop38h 05m

Las Vegas Harry Reid Intl

Sun 9/1

2 stops25h 46m

$983

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Mon 8/19

2 stops32h 42m

Las Vegas Harry Reid Intl

Wed 8/21

3 stops23h 10m

$986

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Wed 8/28

1 stop34h 45m

Las Vegas Harry Reid Intl

Sun 9/1

1 stop31h 50m

$1,051

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Mon 8/19

2 stops35h 36m

Las Vegas Harry Reid Intl

Thu 8/22

1 stop15h 45m

$1,068

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Thu 7/4

2 stops22h 13m

Las Vegas Harry Reid Intl

Sat 7/20

1 stop28h 30m

$1,156

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Wed 8/28

2 stops20h 32m

Las Vegas Harry Reid Intl

Sat 8/31

2 stops26h 55m

$1,367

PortoLas Vegas Harry Reid Intl

OPO - LAS

OPOLAS

Porto

Mon 8/19

1 stop33h 20m

Las Vegas Harry Reid Intl

Wed 8/21

1 stop34h 25m

$1,790

Flights are sorted by cheapest first

Deals found on 6/6

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

Use this chart to determine the cheapest time to fly round-trip from Porto to Las Vegas. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Porto to Las Vegas flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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.
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.

Temperature and rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature and rainfall totals by month.

LAS

Temperature

48.2 - 93.2 °F

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated June 7, 2024.
Read through reviews of airlines operating flights from Porto to Las Vegas, such as United Airlines, KLM and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,489 reviews

Food

7.3

Boarding

7.8

Overall

7.9

Entertainment

7.2

Crew

8.4

Comfort

7.7

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,489 reviews
KLM
7.9
Good
1,489 reviews

Food

7.3

Boarding

7.8

Overall

7.9

Entertainment

7.2

Crew

8.4

Comfort

7.7

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

United Airlines
7.4
Good
10,696 reviews
KLM
7.9
Good
1,489 reviews

Food

7.3

Boarding

7.8

Overall

7.9

Entertainment

7.2

Crew

8.4

Comfort

7.7

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,226 reviews
KLM
7.9
Good
1,489 reviews

Food

7.3

Boarding

7.8

Overall

7.9

Entertainment

7.2

Crew

8.4

Comfort

7.7

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

British Airways
6.8
Okay
6,756 reviews
KLM
7.9
Good
1,489 reviews

Food

7.3

Boarding

7.8

Overall

7.9

Entertainment

7.2

Crew

8.4

Comfort

7.7

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

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.

  • Can I find flights from Porto to Las Vegas for under $900 on Cheapflights?

    Yes, there are multiple flights from Porto to Las Vegas for under $900. The cheapest flight booked recently is on United Airlines for just $890, but on average you can expect to pay $1,255.

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

    Cheapflights users have booked flights from Porto to Las Vegas round-trip from $890. Other airlines that can offer you cheap pricing are KLM, from $1,051, and American Airlines, from $1,367. United Airlines is 10% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does OPO to LAS mean?

    Porto Airport is OPO and Las Vegas Harry Reid Intl Airport is LAS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Porto to Las Vegas that include extra baggage allowance?

    The amount of baggage you can bring on your Porto to Las Vegas flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Porto to Las Vegas with specific airlines?

    Yes, Cheapflights allows you to browse and filter Porto to Las Vegas flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Porto to Las Vegas that allow pets onboard?

    Many airlines flying from Porto to Las Vegas offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Porto to Las Vegas?

    Yes, you can often find last-minute deals on Porto to Las Vegas flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Porto to Las Vegas flight deals updated?

    The Porto to Las Vegas flight deals you see on this page were last updated on 6/6.

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

    Currently, January is the cheapest month in which you can book a flight from Porto to Las Vegas (average of $194). Flying from Porto to Las Vegas in May is currently the most expensive (average of $256). 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.

Alternative routes for Porto to Las Vegas
See prices for flight routes from nearby airports that may be better suited for you.

Lisbon to Las Vegas flights
Honolulu to Maui flights
Florida to New York flights
Los Angeles to Miami flights
USA to Chennai flights
O'ahu to The Big Island flights
Minneapolis to Boston flights
Oakland, California to San Diego flights
Cincinnati to Orlando flights
Dallas to New York flights
Los Angeles to Seoul flights
Seattle to San Diego flights
Porto to Los Angeles flights

Search flights from Porto to Las Vegas by cabin class

Find flights from Porto to Las Vegas, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Gaziantep
Flights to Miyakojima Hirara
Flights to Figari-Sud Corse
Flights to Mason City
Flights to Komatsu
Flights to Sendai
Flights to Rhinelander Oneida County
Flights to Constanţa Mihail Kogalniceanu
Flights to Brainerd Crow Wing County
Flights to Reus
Flights to Virac
Flights to Neiva La Marguita
Flights to Pellston Emmet County
Flights to Urumqi
Flights to Bastia Poretta
Flights to Samos
Flights to Hyannis Barnstable
Flights to Provincetown
Flights to Alghero-Fertilia
Flights to Laayoune Hassan I
Flights to Devils Lake
Flights to Vava'u Lupepau'U
Flights to Hakodate
Flights to Edremit/Korfez
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.
View all available airlines