Cheap flights from Las Vegas to Tucson (LAS - TUS) from $78

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LAS — TUS
Mar 24 — Mar 311

The best prices from Las Vegas Harry Reid Intl to Tucson are usually found in September or January, booked 16 days in advance, depart on a Saturday or Tuesday and return on a Monday

Cheap flight deals from Las Vegas to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Tucson (TUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

March

Cheapest in

September

Round-trip from

$364

One-way from

$181
High demand for flights, 20% potential price rise
Best time to find cheap flights, 22% potential price drop
From Las Vegas Harry Reid Intl to Tucson
One-way flight from Las Vegas Harry Reid Intl to Tucson

What is the cheapest day to fly round-trip from Las Vegas to Tucson?

Saturday flights are generally found to be more expensive for flights from Las Vegas to Tucson. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Tucson.

How far in advance should I book a flight from Las Vegas to Tucson?

Find a great deal and save up to 154% by booking at least 16 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Las Vegas to Tucson within the next two weeks, with the cheapest ticket starting at $350.

What is the cheapest month to fly from Las Vegas to Tucson?

Flights from Las Vegas to Tucson lean towards being more expensive in March. Prices are generally better when you fly from Las Vegas to Tucson in September, with the cheapest ticket starting at $255.

When is the cheapest time to fly from Las Vegas to Tucson (LAS - TUS)?

When flying from Las Vegas to Tucson, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 38% versus a flight in the afternoon.

Cheap American Airlines flights from Las Vegas to Tucson

Explore cheap flight options specifically provided by American Airlines for the route between Las Vegas and Tucson. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Consider these cheap American Airlines flights we've found departing from Las Vegas to Tucson. Make sure to check back often as deals are often changing.
Wed 4/176:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Wed 4/245:22 pmTUS - LAS
1 stop3h 37mAmerican Airlines
Deal found 3/17$158
Thu 5/910:22 amLAS - TUS
1 stop4h 21mAmerican Airlines
Sat 5/115:12 pmTUS - LAS
1 stop4h 22mAmerican Airlines
Deal found 3/18$278
Thu 4/186:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Mon 4/225:12 pmTUS - LAS
1 stop4h 39mAmerican Airlines
Deal found 3/18$300
Sun 4/76:45 amLAS - TUS
1 stop4h 27mAmerican Airlines
Mon 4/85:12 pmTUS - LAS
1 stop4h 39mAmerican Airlines
Deal found 3/18$341
Fri 4/197:30 pmLAS - TUS
1 stop3h 23mAmerican Airlines
Tue 4/2310:40 amTUS - LAS
2 stops10h 19mAmerican Airlines
Deal found 3/18$354
Wed 4/37:13 amLAS - TUS
1 stop4h 34mAmerican Airlines
Sat 4/611:51 amTUS - LAS
1 stop3h 20mAmerican Airlines
Deal found 3/18$362
Thu 4/186:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Fri 4/196:38 pmTUS - LAS
1 stop3h 13mAmerican Airlines
Deal found 3/18$423
Thu 3/2810:43 amLAS - TUS
1 stop5h 32mAmerican Airlines
Sat 3/307:00 amTUS - LAS
1 stop4h 13mAmerican Airlines
Deal found 3/17$426
Sat 3/2310:20 amLAS - TUS
1 stop4h 18mAmerican Airlines
Sun 3/247:00 amTUS - LAS
1 stop4h 54mAmerican Airlines
Deal found 3/18$482

Cheap Delta flights from Las Vegas to Tucson

Explore cheap flight options specifically provided by Delta for the route between Las Vegas and Tucson. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Some of the best deals we've found on Delta flights traveling from Las Vegas to Tucson. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 5/43:29 pmLAS - TUS
1 stop5h 51mDelta
Tue 5/711:29 amTUS - LAS
1 stop5h 30mDelta
Deal found 3/18$237
Sat 3/305:59 pmLAS - TUS
1 stop16h 46mDelta
Wed 4/34:50 pmTUS - LAS
1 stop7h 09mDelta
Deal found 3/17$405
Sat 3/306:00 amLAS - TUS
1 stop14h 52mDelta
Wed 4/36:00 amTUS - LAS
1 stop6h 19mDelta
Deal found 3/18$432

Cheap Las Vegas to Tucson flights in March & April 2024

Find cheap flight options from Las Vegas to Tucson specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
These are some of the best deals we've found on flights to Tucson in 2024 at this time. Check back soon for alternative fares.
Wed 4/176:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Wed 4/245:22 pmTUS - LAS
1 stop3h 37mAmerican Airlines
Deal found 3/17$158
Tue 4/166:00 amLAS - TUS
1 stop4h 15mDelta
Tue 4/235:20 pmTUS - LAS
1 stop3h 42mDelta
Deal found 3/17$217
Fri 4/127:30 pmLAS - TUS
1 stop3h 23mAmerican Airlines
Sun 4/145:12 pmTUS - LAS
1 stop4h 39mAmerican Airlines
Deal found 3/17$239
Sun 4/286:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Tue 4/305:22 pmTUS - LAS
1 stop3h 37mAmerican Airlines
Deal found 3/17$249
Tue 4/2310:25 amLAS - TUS
2 stops10h 35mAmerican Airlines
Mon 4/2910:40 amTUS - LAS
1 stop4h 31mAmerican Airlines
Deal found 3/17$253
Tue 4/166:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Tue 4/2310:40 amTUS - LAS
2 stops10h 19mAmerican Airlines
Deal found 3/17$260
Mon 4/156:45 amLAS - TUS
1 stop3h 12mAmerican Airlines
Mon 4/225:12 pmTUS - LAS
1 stop4h 39mAmerican Airlines
Deal found 3/16$289
Fri 4/197:30 pmLAS - TUS
1 stop3h 23mAmerican Airlines
Tue 4/235:38 amTUS - LAS
1 stop3h 00mAmerican Airlines
Deal found 3/18$300
Tue 4/1610:25 amLAS - TUS
2 stops10h 35mAmerican Airlines
Wed 4/176:38 pmTUS - LAS
1 stop3h 13mAmerican Airlines
Deal found 3/17$313

Las Vegas to Tucson 2024 flight deals

Discover exclusive flight deals for travel between Las Vegas and Tucson in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
These are some of the best deals we've found on flights to Tucson in 2024 at this time. Check back soon for alternative fares.
Wed 4/176:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Wed 4/245:22 pmTUS - LAS
1 stop3h 37mAmerican Airlines
Deal found 3/17$158
Tue 4/166:00 amLAS - TUS
1 stop4h 15mDelta
Tue 4/235:20 pmTUS - LAS
1 stop3h 42mDelta
Deal found 3/17$217
Sat 5/43:29 pmLAS - TUS
1 stop5h 51mDelta
Tue 5/711:29 amTUS - LAS
1 stop5h 30mDelta
Deal found 3/18$237
Fri 4/127:30 pmLAS - TUS
1 stop3h 23mAmerican Airlines
Sun 4/145:12 pmTUS - LAS
1 stop4h 39mAmerican Airlines
Deal found 3/17$239
Thu 5/96:35 pmLAS - TUS
1 stop4h 14mAmerican Airlines
Fri 5/103:15 pmTUS - LAS
1 stop3h 51mAmerican Airlines
Deal found 3/17$248
Sun 4/286:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Tue 4/305:22 pmTUS - LAS
1 stop3h 37mAmerican Airlines
Deal found 3/17$249
Tue 4/2310:25 amLAS - TUS
2 stops10h 35mAmerican Airlines
Mon 4/2910:40 amTUS - LAS
1 stop4h 31mAmerican Airlines
Deal found 3/17$253
Tue 4/166:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Tue 4/2310:40 amTUS - LAS
2 stops10h 19mAmerican Airlines
Deal found 3/17$260
Thu 5/910:22 amLAS - TUS
1 stop4h 21mAmerican Airlines
Sat 5/115:12 pmTUS - LAS
1 stop4h 22mAmerican Airlines
Deal found 3/18$278

Las Vegas to Tucson flights leaving soon

Find last-minute flight options from Las Vegas to Tucson for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Consider one of these great deals we found on last-minute flights from Las Vegas to Tucson. Users should examine the flight details to ensure there are no surprises.
Thu 3/2810:43 amLAS - TUS
1 stop5h 32mAmerican Airlines
Sat 3/307:00 amTUS - LAS
1 stop4h 13mAmerican Airlines
Deal found 3/17$426
Sat 3/2310:20 amLAS - TUS
1 stop4h 18mAmerican Airlines
Sun 3/247:00 amTUS - LAS
1 stop4h 54mAmerican Airlines
Deal found 3/18$482
Thu 3/2812:07 pmLAS - TUS
2 stops7h 37mAmerican Airlines
Sat 3/307:00 amTUS - LAS
1 stop6h 11mAmerican Airlines
Deal found 3/17$648
Sun 3/249:45 pmLAS - TUS
1 stop3h 13mAmerican Airlines
Mon 3/251:54 pmTUS - LAS
2 stops7h 15mAmerican Airlines
Deal found 3/18$678
Thu 3/289:35 amLAS - TUS
2 stops24h 41mAlaska Airlines
Sat 3/303:36 pmTUS - LAS
2 stops26h 24mAlaska Airlines
Deal found 3/17$712
Sat 3/236:00 amLAS - TUS
2 stops14h 43mUnited Airlines
Sun 3/247:00 amTUS - LAS
2 stops13h 43mUnited Airlines
Deal found 3/18$766
Sat 3/2312:05 amLAS - TUS
2 stops18h 04mMultiple Airlines
Mon 3/256:15 pmTUS - LAS
2 stops28h 31mMultiple Airlines
Deal found 3/18$797
Sat 3/236:00 amLAS - TUS
2 stops14h 43mUnited Airlines
Sun 3/246:00 amTUS - LAS
1 stop25h 46mUnited Airlines
Deal found 3/18$835
Thu 3/2812:47 amLAS - TUS
1 stop7h 58mAmerican Airlines
Fri 4/56:38 pmTUS - LAS
1 stop3h 13mAmerican Airlines
Deal found 3/17$930

One-way flights to Tucson from Las Vegas

Search for one-way flight options from Las Vegas to Tucson. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users traveling one-way from Las Vegas to Tucson can select one of these great deals. Those seeking round-trip flights from Las Vegas to Tucson should utilize the search form at the the top of the page.
Sat 4/136:00 amLAS - TUS
1 stop4h 15mDelta
Deal found 3/16$78
Thu 4/116:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Deal found 3/17$79
Sat 5/46:45 amLAS - TUS
1 stop4h 27mAmerican Airlines
Deal found 3/18$139
Sun 4/146:45 amLAS - TUS
1 stop3h 04mAmerican Airlines
Deal found 3/17$159
Mon 5/610:22 amLAS - TUS
1 stop4h 21mAmerican Airlines
Deal found 3/17$169
Fri 4/56:00 amLAS - TUS
1 stop4h 42mDelta
Deal found 3/18$181
Mon 5/276:34 amLAS - TUS
1 stop3h 15mAmerican Airlines
Deal found 3/17$192
Mon 5/69:59 pmLAS - TUS
2 stops23h 03mAlaska Airlines
Deal found 3/18$205
Mon 3/254:40 pmLAS - TUS
1 stop3h 04mAmerican Airlines
Deal found 3/18$213

Find flights from Las Vegas to Tucson within your budget

Customize your flight search to find flights from Las Vegas to Tucson that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$158 - $419

Route

Depart

Return

Price

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Wed 4/17

1 stop3h 04m

Tucson

Wed 4/24

1 stop3h 37m

$158

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Sat 5/4

1 stop5h 51m

Tucson

Tue 5/7

1 stop5h 30m

$237

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Thu 5/9

1 stop4h 21m

Tucson

Sat 5/11

1 stop4h 22m

$278

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Thu 4/18

1 stop3h 04m

Tucson

Mon 4/22

1 stop4h 39m

$300

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Sun 4/7

1 stop4h 27m

Tucson

Mon 4/8

1 stop4h 39m

$341

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Wed 4/17

2 stops14h 42m

Tucson

Wed 4/24

1 stop12h 22m

$399

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Sat 3/30

1 stop16h 46m

Tucson

Wed 4/3

1 stop7h 09m

$405

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Fri 4/19

2 stops23h 03m

Tucson

Tue 4/23

2 stops15h 10m

$406

Las Vegas Harry Reid IntlTucson

LAS - TUS

LASTUS

Las Vegas Harry Reid Intl

Sat 5/4

1 stop7h 04m

Tucson

Tue 5/7

2 stops12h 04m

$419

Flights are sorted by cheapest first

Deals found on 3/17

When is the best time to book a flight from Las Vegas to Tucson?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Tucson. Price data was last updated on January 28, 2024.
The best time to book flights from Las Vegas to Tucson is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Las Vegas to Tucson?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to Tucson. Price data was last updated on March 17, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Las Vegas to Tucson flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Tucson by month

Plan your trip from Las Vegas to Tucson by taking into account the cheapest months to travel. The average price of a one-way flight from Las Vegas to Tucson is currently $157 while a round-trip flight costs $327. Price data was last updated on March 10, 2024.

Currently, January is the cheapest month in which you can book a flight from Las Vegas to Tucson (average of $364). Flying from Las Vegas to Tucson in June is currently the most expensive (average of $508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$364

February

$397

March

$464

April

$448

May

$472

June

$508

July

$484

August

$444

September

$406

October

$420

November

$408

December

$386

Temperature and rainfall in Tucson by month

Plan your trip to Tucson by taking into account the average temperature and rainfall totals by month.

TUS

Temperature

51.8 - 87.8 °F

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tucson. Reviews last updated March 19, 2024.
Get a feel of what it's like to fly with American Airlines, Delta and United Airlines from Las Vegas to Tucson by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
9,147 reviews
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
11,551 reviews
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.5
Good
3,066 reviews
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.4
Good
11,602 reviews
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.3
Good
15,312 reviews
8.1
Very good
9,147 reviews

Boarding

8.3

Entertainment

7.4

Overall

8.1

Food

7.3

Comfort

7.9

Crew

8.6

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Tucson. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Las Vegas to Tucson?

    If you wish to fly to Tucson from Las Vegas, then you need to book flights from Las Vegas Harry Reid Intl to Tucson. There are 3 flights from Harry Reid Intl (LAS) to Tucson (TUS) per day to choose from. Flights to Tucson from Harry Reid Intl are available from 1 airline, which means you should have some options if you want to compare airfare deals. 3h 56m is how long a nonstop flight from Las Vegas to Tucson typically takes.

  • Can I find flights from Las Vegas to Tucson for under $200 on Cheapflights?

    Yes, there are multiple flights from Las Vegas to Tucson for under $200. The cheapest flight booked recently is on American Airlines for just $158, but on average you can expect to pay $388.

  • Are there last-minute flights available from Las Vegas to Tucson for under $500?

    There are currently 13+ open flights from Las Vegas to Tucson within the next 7 days for less than $500.

  • What are the cheapest airlines flying from Las Vegas to Tucson round-trip?

    Cheapflights users have booked flights from Las Vegas to Tucson round-trip from $158. Other airlines that can offer you cheap pricing are Delta, from $237, and United Airlines, from $399. These flights start at 55% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Las Vegas to Tucson one-way?

    $78 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Alaska Airlines, with prices starting from $79 and $205, respectively.

  • What does LAS to TUS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Las Vegas Harry Reid Intl Airport to Tucson Airport flight would often be abbreviated as a LAS to TUS flight.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Las Vegas to Tucson

Discover the top airline that operate flights from Las Vegas to Tucson. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$199Average$354FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Las Vegas to Tucson by cabin class

Find flights from Las Vegas to Tucson, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Las Vegas to Tucson

Find hourly flight availability from Las Vegas to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
1%of flight departuresEarly morningMidnight to 6 am
27%of flight departuresMorning6 am to noon
36%of flight departuresAfternoonNoon to 6 pm
36%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Las Vegas to Tucson

Explore weekly flight availability from Las Vegas to Tucson. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2024.
Sunday4daily flights
Monday3daily flights
Tuesday3daily flights
Wednesday3daily flights
Thursday3daily flights
Friday3daily flights
Saturday3daily flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Las Vegas to Tucson?

Cheapflights helps you search for flights from Las Vegas to Tucson via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to Tucson?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Tucson from Las Vegas.

Can Cheapflights find flights from Las Vegas to Tucson with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Las Vegas to Tucson, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Las Vegas to Tucson become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Tucson from Las Vegas today and book when prices fit your budget.

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