$40 Cheap Flights from Las Vegas (LAS) to Tucson (TUS)

View $40 flight on Tue, May 27, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Tucson International Airport (TUS)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Las Vegas to Tucson (LAS-TUS)

Prices were available within the past 7 days and start at $40 for one-way flights and $109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, May 25 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$109 Roundtrip, just found
$109
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, May 25 from Las Vegas to Tucson, returning Tue, May 27, priced at $109 just found
Frontier Airlines
Tue, May 27 - Thu, May 29
LAS
Las Vegas
TUS
Tucson
$132 Roundtrip, found 2 days ago
$132
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, May 27 from Las Vegas to Tucson, returning Thu, May 29, priced at $132 found 2 days ago
Frontier Airlines
Sun, May 25 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$145 Roundtrip, just found
$145
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, May 25 from Las Vegas to Tucson, returning Tue, May 27, priced at $145 just found
Frontier Airlines
Thu, May 22 - Sun, May 25
LAS
Las Vegas
TUS
Tucson
$152 Roundtrip, found 6 hours ago
$152
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Thu, May 22 from Las Vegas to Tucson, returning Sun, May 25, priced at $152 found 6 hours ago
Southwest Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, May 21 from Las Vegas to Tucson, returning Tue, May 27, priced at $154 found 1 day ago
Frontier Airlines
Sun, May 25 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, May 25 from Las Vegas to Tucson, returning Tue, May 27, priced at $154 just found
Frontier Airlines
Thu, Jul 3 - Sun, Jul 6
LAS
Las Vegas
TUS
Tucson
$158 Roundtrip, found 2 days ago
$158
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Jul 3 from Las Vegas to Tucson, returning Sun, Jul 6, priced at $158 found 2 days ago
American Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, May 21 from Las Vegas to Tucson, returning Tue, May 27, priced at $237 found 1 day ago
Delta
Wed, May 21 - Tue, May 27
LAS
Las Vegas
TUS
Tucson
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 21 from Las Vegas to Tucson, returning Tue, May 27, priced at $237 found 1 day ago
United
Sat, May 24 - Sat, May 31
LAS
Las Vegas
TUS
Tucson
$412 Roundtrip, found 1 hour ago
$412
Roundtrip
found 1 hour ago
Select United flight, departing Sat, May 24 from Las Vegas to Tucson, returning Sat, May 31, priced at $412 found 1 hour ago

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS) cost?
Cheap return flights from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS) start at $138. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving LAS on May 19 2025 and touching down at TUS. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from LAS to TUS?
The cheapest flights from LAS to TUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
When heading out of Harry Reid Intl. Airport (LAS), you can get on a direct flight to Tucson Intl. Airport (TUS) with Southwest Airlines.
What is the cheapest airline that flies from LAS to TUS?
Right now, the cheapest carrier operating one-way flights from LAS to TUS is Frontier Airlines. You can jet off on this route from $69. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from LAS on May 27 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
Every day, an average of 3 nonstop flights operate from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS). Choose the departure time that best suits your travel plans.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
The 8 AM departures from LAS to TUS are the top choice for many travelers. Greater demand means you’ll likely pay more for these departures. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from LAS to TUS?
Sunday has the most flights from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS). Consider jetting off on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
The first flight of the day out of Harry Reid Intl. Airport (LAS) is at around 8:15AM UTC-8. Board this plane and you’ll land at Tucson Intl. Airport (TUS) at approximately 10:35AM UTC-7. The overall travel time is 1h 20m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
The average flight duration from LAS to TUS is 1 hour and 23 minutes, covering a total distance of 370 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
Select a flight from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this are on average 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 Tucson from Harry Reid Intl. Airport (LAS)?
If you’ve booked a direct flight from Harry Reid Intl. Airport (LAS) to Tucson, Tucson Intl. Airport (TUS) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS) last-minute?
Booking your flight from LAS to TUS shortly before your journey is typically more expensive. But if there’s some wiggle room with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book a LAS to TUS flight and hotel package?
You’ll generally save money by securing a LAS to TUS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. Once you’ve selected your ideal flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Tucson Intl. Airport (TUS)?
If you reserved your LAS to TUS flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you’d like more information.
*Available to One Key members.