Route guide · 1,213 miles
Cheap Flights from Des Moines to Las Vegas
DSM → LAS · Nonstop 2h 58m · Live round-trip fares
The run from Des Moines (DSM) to Las Vegas (LAS) is 1,213 miles of sky, and ticket prices on it are anything but steady. One week can cost double the next. Booking about 3–6 weeks in advance — and watching fares with a free Airfare Deal alert — is how regulars on this route keep costs down.
Live fares for DSM → LAS are updating. Use the search below for real-time prices.
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Updated daily
Flight time
2h 58m
Nonstop, typical
Distance
1,213 mi
DSM → LAS
Book ahead
3–6 weeks
Best window, typically
Nonstop airlines
2
Allegiant Air, Southwest Airlines
Nonstop flights from Des Moines to Las Vegas
Nonstop flights from Des Moines to Las Vegas are flown by Allegiant Air, Southwest Airlines. The 1,213-mile trip takes about 2h 58m gate to gate, and nonstops are usually cheapest when booked 3–6 weeks ahead.
Booking insights: Des Moines → Las Vegas
- Distance: 1,213 miles · nonstop flight time: 2h 58m.
- Fares tend to bottom out when you book about 3–6 weeks ahead — earlier than that rarely helps, later usually hurts.
- If your dates flex by a day or two, shifting to a midweek departure is the easiest saving there is.
- A free fare alert beats daily checking: we watch this route and ping you when prices drop.
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Flying from Des Moines to Las Vegas: what you need to know
The flight
At 1,213 miles, this is a long domestic flight — about 2h 58m gate to gate on a nonstop. It deserves a bit of planning: eat before you board or buy early (popular items sell out), and pick your seat with the flight length in mind.
Airlines on this route
Allegiant Air and Southwest Airlines fly 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 Des Moines (DSM)
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 Des Moines airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Las Vegas (LAS)
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 Las Vegas airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Las Vegas to Des Moines fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 1,213 miles, booking 3–6 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
- 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 58m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
Des Moines to Las Vegas flight FAQs
How long is the flight from DSM to LAS?
Plan on about 2h 58m in the air for a nonstop from Des Moines to Las Vegas — the route runs roughly 1,213 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Des Moines to Las Vegas?
Allegiant Air, Southwest Airlines typically operate nonstop flights from DSM to LAS. Nonstops are usually cheapest when booked 3–6 weeks ahead of departure.
What is the cheapest month to fly from Des Moines to Las Vegas?
Fares from Des Moines to Las Vegas 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 DSM to LAS?
Walking up to this route at the last minute is the expensive way to do it — prices inside 7 days of departure climb fast. The 3–6 weeks booking window is where the value sits.
What is a good round-trip deal from Des Moines to Las Vegas?
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 Des Moines to Las Vegas?
You'll mainly see Allegiant Air, Southwest Airlines on Des Moines to Las Vegas. Checking each against the live fares below is the surest way to find the lowest price for your dates.
How early should I get to Des Moines 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.
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