Your next trip, last seen at €18
Lowest observedWhen to fly
Explore datesMore dates worth a look
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €18, departing 30 Dec 2026 (Last checked: 8 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 185Check live prices for this route
- Airlines seen
- Alaska Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines, United Airlines
- Reported fastest flight
- 2h 10m
- Non-stop
- Yes
About this route
Explore the fares we observed from Portland to Las Vegas. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,215 km
- Reported fastest flight
- 2h 10m
- Airlines seen
- Alaska Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines, United Airlines
Route-level information; individual journeys vary.
Published schedules report non-stop service with Alaska Airlines, Southwest Airlines, Spirit Airlines. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
Fastest non-stop we saw: 2h 14m with Frontier Airlines.
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| Frontier Airlines | 6 / 185 | 2h 14m |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Portland International Airport (PDX) → Portland, city gazetteer reference point (45.5051, -122.6750): ≈ 11 km.
- Harry Reid International Airport (LAS) → Las Vegas, city gazetteer reference point (36.1699, -115.1398): ≈ 10 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Portland to Las Vegas: December 2026, from €18 (checked 8 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €67 | 4 |
| November 2026 | €25 | 30 |
| December 2026 | €18 | 30 |
| January 2027 | €25 | 31 |
| February 2027 | €58 | 28 |
| March 2027 | €58 | 30 |
| April 2027 | €125 | 30 |
Lowest fare by day of the week
Cheapest day of the week from Portland to Las Vegas: Wednesday, from €18 (checked 8 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €25 | 27 |
| Tuesday | €58 | 26 |
| Wednesday | €18 | 26 |
| Thursday | €25 | 27 |
| Friday | €67 | 26 |
| Saturday | €58 | 26 |
| Sunday | €119 | 27 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Portland to Las Vegas by days until departure (61 days or more): €18 (checked 8 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €25 | 17 |
| 31 to 60 days | €25 | 29 |
| 61 days or more | €18 | 139 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Portland to Las Vegas: Frontier Airlines, from €18 (checked 8 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €18Dec 30, 2026 | 6 |
| Southwest Airlines | €58Dec 30, 2026 | 6 |
| American Airlines | €71Nov 16, 2026 | 5 |
| Delta Air Lines | €78Dec 30, 2026 | 3 |
| Alaska Airlines | €79Dec 7, 2026 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Portland to Las Vegas?
The lowest fare we have observed is €18, found on 8 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Portland to Las Vegas?
Cheapest month from Portland to Las Vegas: December 2026, from €18 (checked 8 Oct 2026).
Are there direct flights from Portland to Las Vegas?
Yes. We have seen non-stop flights on this route, flown by Alaska Airlines, Southwest Airlines, Spirit Airlines.
Which airlines fly from Portland to Las Vegas?
These are the carriers we have seen on the route: Alaska Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines, United Airlines.
How many of the observed Portland to Las Vegas fares were non-stop?
2 of the 9 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Portland to Las Vegas?
For Portland to Las Vegas, examples of observed one-way non-stop offers checked within the last 14 days: Frontier Airlines (6). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from Portland to Las Vegas?
Cheapest day of the week from Portland to Las Vegas: Wednesday, from €18 (checked 8 Oct 2026).
Which airline has the lowest fare from Portland to Las Vegas?
Cheapest airline from Portland to Las Vegas: Frontier Airlines, from €18 (checked 8 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
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Recently observed fares. Prices may change.
Last checked: 8 Oct 2026