$129 Cheap Flights from Las Vegas (LAS) to Pasco (PSC)

View $129 flight on Tue, Mar 24, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $129 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Aug 5 - Wed, Aug 13
LAS
Las Vegas
PSC
Pasco
$249 Roundtrip, found 4 days ago
$249
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Aug 5 from Las Vegas to Pasco, returning Wed, Aug 13, priced at $249 found 4 days ago
United
Tue, Aug 5 - Wed, Aug 13
LAS
Las Vegas
PSC
Pasco
$250 Roundtrip, found 4 days ago
$250
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 5 from Las Vegas to Pasco, returning Wed, Aug 13, priced at $250 found 4 days ago
Alaska Airlines
Tue, Aug 5 - Wed, Aug 13
LAS
Las Vegas
PSC
Pasco
$252 Roundtrip, found 4 days ago
$252
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Aug 5 from Las Vegas to Pasco, returning Wed, Aug 13, priced at $252 found 4 days ago
American Airlines
Tue, Aug 5 - Wed, Aug 13
LAS
Las Vegas
PSC
Pasco
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 5 from Las Vegas to Pasco, returning Wed, Aug 13, priced at $255 found 4 days ago
Alaska Airlines
Tue, Jul 29 - Sat, Aug 2
LAS
Las Vegas
PSC
Pasco
$260 Roundtrip, found 12 hours ago
$260
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Jul 29 from Las Vegas to Pasco, returning Sat, Aug 2, priced at $260 found 12 hours ago
American Airlines
Tue, Sep 2 - Tue, Sep 9
LAS
Las Vegas
PSC
Pasco
$262 Roundtrip, found 1 hour ago
$262
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 2 from Las Vegas to Pasco, returning Tue, Sep 9, priced at $262 found 1 hour ago
Alaska Airlines
Thu, Sep 4 - Tue, Sep 9
LAS
Las Vegas
PSC
Pasco
$262 Roundtrip, found 12 hours ago
$262
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Thu, Sep 4 from Las Vegas to Pasco, returning Tue, Sep 9, priced at $262 found 12 hours ago
Alaska Airlines
Thu, Jul 31 - Tue, Aug 5
LAS
Las Vegas
PSC
Pasco
$264 Roundtrip, found 4 days ago
$264
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jul 31 from Las Vegas to Pasco, returning Tue, Aug 5, priced at $264 found 4 days ago
Delta
Tue, Aug 5 - Fri, Aug 8
LAS
Las Vegas
PSC
Pasco
$268 Roundtrip, found 5 days ago
$268
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 5 from Las Vegas to Pasco, returning Fri, Aug 8, priced at $268 found 5 days ago
Hawaiian Airlines
Thu, Sep 25 - Sun, Sep 28
LAS
Las Vegas
PSC
Pasco
$285 Roundtrip, found 4 hours ago
$285
Roundtrip
found 4 hours ago
Select Hawaiian Airlines flight, departing Thu, Sep 25 from Las Vegas to Pasco, returning Sun, Sep 28, priced at $285 found 4 hours ago

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

September is typically the cheapest month to fly

From $198 - $384 per traveler.

Graph displaying average flight prices per month

Flights from Las Vegas (LAS) to Pasco (PSC)
Origin airport
Harry Reid Intl.
Destination airport
Tri-Cities
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$232
Distance
732 mi
Average flight time
2 hours 20 mins

Las Vegas to Pasco Flights

The cheapest times to fly from Las Vegas to Pasco

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 Las Vegas to Pasco are during the month of August. You can find some of the cheapest flights from Las Vegas to Pasco with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas to Pasco: 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 Las Vegas to Pasco

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 Las Vegas to Pasco in 2025. You can also book with separate airlines for your outbound and return journeys, from $129 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 Las Vegas to Pasco 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 Las Vegas to Pasco 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 Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC) cost?
Discover the latest flight deals from LAS to PSC 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 LAS to PSC?
The cheapest flights from LAS to PSC 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 LAS to PSC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LAS to PSC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
On average, you can take your pick of 2 nonstop flights flying from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC) each week. If you don't see one that works for your schedule, consider hopping on a flight that has a layover. Filter your search results on Expedia to include one or more stops and choose the best alternative.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
The 6 PM departures from LAS to PSC are the top choice for many travelers. Prices can be higher for these popular slots. If you want to save money, book during off-peak hours.
What day of the week has the most flights from LAS to PSC?
Monday has the most flights from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC). Consider taking off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
The first flight of the day leaving Harry Reid Intl. Airport (LAS) is at around 6:00PM UTC-8. Hop on this flight and you'll touch down at Tri-Cities Airport (PSC) at approximately 8:32PM UTC-8. The entire trip takes 2h 32m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
It takes approximately 2 hours and 32 minutes to cover the 730 mi from LAS to PSC.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
To reach Tri-Cities Airport (PSC) without delays, opt for a flight that takes off from Harry Reid Intl. Airport (LAS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Pasco from Harry Reid Intl. Airport (LAS)?
Tri-Cities Airport (PSC) is the only airport in Pasco with direct flights from Harry Reid Intl. Airport (LAS). Compare the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC) last-minute?
Last-minute fares from LAS to PSC are typically more expensive. To lock in the lowest prices, start searching for flights early. That said, if you can play around with your travel dates, you may score a cheap fare right before your trip.
Is it cheaper to book a LAS to PSC flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to PSC flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Tri-Cities Airport (PSC)?
It's generally possible to cancel or reschedule your LAS to PSC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.