$127 Cheap Flights from Pasco (PSC) to Las Vegas (LAS)

View $127 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Pasco to Las Vegas (PSC-LAS)

Prices were available within the past 7 days and start at $127 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 14 - Sat, Oct 18
PSC
Pasco
LAS
Las Vegas
$237 Roundtrip, just found
$237
Roundtrip
just found
Select Delta flight, departing Tue, Oct 14 from Pasco to Las Vegas, returning Sat, Oct 18, priced at $237 just found
Delta
Tue, Oct 14 - Sat, Oct 18
PSC
Pasco
LAS
Las Vegas
$247 Roundtrip, just found
$247
Roundtrip
just found
Select Delta flight, departing Tue, Oct 14 from Pasco to Las Vegas, returning Sat, Oct 18, priced at $247 just found
Delta
Tue, Oct 21 - Sat, Oct 25
PSC
Pasco
LAS
Las Vegas
$248 Roundtrip, found 3 hours ago
$248
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Oct 21 from Pasco to Las Vegas, returning Sat, Oct 25, priced at $248 found 3 hours ago
United
Sat, Aug 2 - Tue, Aug 5
PSC
Pasco
LAS
Las Vegas
$251 Roundtrip, found 2 days ago
$251
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 2 from Pasco to Las Vegas, returning Tue, Aug 5, priced at $251 found 2 days ago
Delta
Sat, Sep 13 - Mon, Sep 15
PSC
Pasco
LAS
Las Vegas
$252 Roundtrip, found 5 hours ago
$252
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Sep 13 from Pasco to Las Vegas, returning Mon, Sep 15, priced at $252 found 5 hours ago
Delta
Wed, Oct 15 - Sat, Oct 18
PSC
Pasco
LAS
Las Vegas
$257 Roundtrip, found 3 hours ago
$257
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Oct 15 from Pasco to Las Vegas, returning Sat, Oct 18, priced at $257 found 3 hours ago
Delta
Wed, Oct 15 - Sat, Oct 18
PSC
Pasco
LAS
Las Vegas
$258 Roundtrip, found 3 hours ago
$258
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Oct 15 from Pasco to Las Vegas, returning Sat, Oct 18, priced at $258 found 3 hours ago
American Airlines
Tue, Oct 14 - Sat, Oct 18
PSC
Pasco
LAS
Las Vegas
$259 Roundtrip, just found
$259
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 14 from Pasco to Las Vegas, returning Sat, Oct 18, priced at $259 just found
Delta
Sat, Nov 8 - Tue, Nov 11
PSC
Pasco
LAS
Las Vegas
$261 Roundtrip, found 3 days ago
$261
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 8 from Pasco to Las Vegas, returning Tue, Nov 11, priced at $261 found 3 days ago
Alaska Airlines
Mon, Aug 18 - Sat, Aug 23
PSC
Pasco
LAS
Las Vegas
$262 Roundtrip, just found
$262
Roundtrip
just found
Select Alaska Airlines flight, departing Mon, Aug 18 from Pasco to Las Vegas, returning Sat, Aug 23, priced at $262 just found

Find the cheapest month to fly from Pasco (PSC) to Las Vegas (LAS)

September is typically the cheapest month to fly

From $198 - $319 per traveler.

Graph displaying average flight prices per month

Flights from Pasco (PSC) to Las Vegas (LAS)
Origin airport
Tri-Cities
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$235
Distance
732 mi
Average flight time
2 hours 14 mins

Pasco to Las Vegas Flights

The cheapest times to fly from Pasco to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Las Vegas are during the month of October. You can find some of the cheapest flights from Pasco to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Las Vegas

Sunday is one of the best days to book for cheap flights from Pasco to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $127 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS) cost?
Discover the latest flight deals from PSC to LAS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PSC to LAS?
The cheapest flights from PSC to LAS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PSC to LAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PSC to LAS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
On average, Tri-Cities Airport (PSC) offers 2 nonstop flights to Harry Reid Intl. Airport (LAS) weekly. For more choice, use Expedia's filter tool to search for flights with one or two stops. Squeeze in a visit to another destination or simply break up your travels.
What are the most popular departure times for flights from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
The 9 PM departures from PSC to LAS are the busiest. Greater demand means you'll likely pay more for these departures. If you're looking to save, book during off-peak hours.
What day of the week has the most flights from PSC to LAS?
If you travel on a Friday, you'll get the largest range of choices for flights from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
Tri-Cities Airport (PSC)'s first flight to Harry Reid Intl. Airport (LAS) leaves at approximately 9:22PM UTC-8. With a flight time of 2h 20m, you'll land at around 11:42PM UTC-8.
How long does it take to fly from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
The average flight time from PSC to LAS is 2 hours and 20 minutes, covering a distance of 730 mi.
What is the best time to fly from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Las Vegas from Tri-Cities Airport (PSC)?
Harry Reid Intl. Airport (LAS) is the only airport in Las Vegas with direct flights from Tri-Cities Airport (PSC). Explore the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your flight from PSC to LAS shortly before your trip is usually more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a PSC to LAS flight and hotel package?
You can save money by booking a PSC to LAS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Harry Reid Intl. Airport (LAS)?
In most cases, you can reschedule or cancel your PSC to LAS flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.