Skip to main content
Beginning of main content

Cheap Flights from Porto to Las Vegas $683.96

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia’s Price Guarantee
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheapest Flights from Porto to Las Vegas (OPO to LAS)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Porto to Las Vegas (OPO to LAS)

Question : What day in the next four weeks has the best fares?
Answer : As of Feb 27th, the best day for booking to Las Vegas (LAS) is Mar 1st. It costs $767, which is 70% below the average price to book the same route.

Question : Do prices fluctuate more for this route than others?
Answer : Prices for this trip tend to change a lot more than other flights from Portugal. They can vary anywhere from $767 to $3,745. The further out you book a route, the more likely you are to save.

Question : Over the coming months, which airline is getting their passengers to McCarran International Airport (LAS) round-trip the cheapest?
Answer : Air Canada is your best bet for finding that coveted low fare. They're offering fares as low as $767, while prices for other flights are as high as $3,745.

Question : How long do most people stay in Las Vegas?
Answer : Of course you're not most people, but if you were, you'd stay roughly eight days.

Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : Wednesday is your cheapest day to fly in the month of March. Flexibility is paramount when booking travel plans in order to keep travel costs down.