Route guide · 751 miles
Cheap Flights from Las Vegas to Missoula
LAS → MSO · Nonstop 2h 2m · Live round-trip fares
Plenty of travelers price out Las Vegas to Missoula every day — here's how to beat the average fare. Nonstops run about 2h 2m, and the calendar matters more than the airline. Aim to book 2–4 weeks ahead, stay flexible on the day of the week, and set a free alert so a price drop never slips past you.
Live fares for LAS → MSO are updating. Use the search below for real-time prices.
Search live pricesCheapest recent fare
See live fares
Updated daily
Flight time
2h 2m
Nonstop, typical
Distance
751 mi
LAS → MSO
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
1
Allegiant Air
Nonstop flights from Las Vegas to Missoula
Nonstop service links Las Vegas and Missoula directly — flights are flown by Allegiant Air. Expect roughly 2h 2m in the air. If a nonstop is what you want, don't wait too long: booking 2–4 weeks ahead is when these seats are priced most kindly.
Booking insights: Las Vegas → Missoula
- Distance: 751 miles · nonstop flight time: 2h 2m.
- Cheapest upcoming week in the live data starts around Oct 29, with fares from $39.
- Rule of thumb for this route: the sweet spot is usually 2–4 weeks before departure.
- Midweek departures (Tue–Thu) are consistently cheaper than weekend flights.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
Price trend
Cheapest departure weeks ahead
Departing around Oct 29 is currently the cheapest window — about $260 less than the nearest weeks. Based on recent fares found for this route; prices change quickly.
Cheapest month · Las Vegas → Missoula
October 2026
Every date's recent round-trip fare, at a glance.
Fares from
$39
Cheapest: Thu, Oct 29 — $39 · Priciest: Oct 23 — $299
Get this fare →Recent fares found for specific dates in October 2026. Blank days had no recent fare in our data — ask our team and we'll check them for you.
Free fare alerts
Watch Las Vegas (LAS) → Missoula (MSO)
We check this route's fares daily. The moment the price drops, we'll email you — free, unsubscribe anytime.
Talk to a real person
Get Las Vegas → Missoula flights confirmed by phone
Fares move fast. Call us and we'll confirm the latest price for your dates — or drop your number and we'll call you back. Free, no payment taken on the call.
Request a callback
Flying from Las Vegas to Missoula: what you need to know
The flight
Las Vegas to Missoula covers 751 miles, and a nonstop gets it done in about 2h 2m. That's long enough to settle in with a coffee and a downloaded show, short enough that a connection rarely makes sense — a layover usually doubles your travel day to save very little.
Airlines on this route
Allegiant Air flies this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Las Vegas (LAS)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Las Vegas airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Missoula (MSO)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Missoula airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Missoula to Las Vegas fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 751 miles, booking 2–4 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
- Get to the airport two hours before departure; security, not the flight, is the part that runs late.
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 2h 2m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
Las Vegas to Missoula flight FAQs
How long is the flight from LAS to MSO?
Plan on about 2h 2m in the air for a nonstop from Las Vegas to Missoula — the route runs roughly 751 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Las Vegas to Missoula?
Yes — look for Allegiant Air on this route. Nonstop seats are usually priced best 2–4 weeks before departure.
What is the cheapest month to fly from Las Vegas to Missoula?
Fares from Las Vegas to Missoula tend to ease outside the peak summer and holiday rush — the late-summer and early-fall shoulder weeks are usually kinder on the wallet. Set a free Airfare Deal alert and we'll flag the dips for your dates.
How much are last minute flights from LAS to MSO?
Last-minute flights from LAS to MSO (booked within 7 days of departure) typically cost noticeably more than fares booked 2–4 weeks out. Booking early is the smarter move.
What is a good round-trip deal from Las Vegas to Missoula?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Las Vegas to Missoula?
The main carriers on this route are Allegiant Air. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Las Vegas airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
More cheap flights from Las Vegas
How Airfare Deal works — Airfare Deal is a free fare-search and enquiry service. We take no payment online; send an enquiry and our travel team confirms your fare before you pay anything.