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Cheap flights from Idaho Falls to Las Vegas

4 nonstop flights a week. Operated by Allegiant Air, about 1h 44m in the air, 532 mi (856 km). Tickets from $197.

Flights from Idaho Falls to Las Vegas

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Filters

Best fares from Idaho Falls to Las Vegas

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $197 17 November 2026, with a connection Cheapest in the next 7 days $197 17 November, Tue Cheapest month November 2026 tickets from $197

Idaho Falls to Las Vegas at a glance

flight time, from 1h 40m to 1h 46m
1h 44m
straight-line distance
532 mi (856 km)
flights a week
4
next flight
13 November
first and last departure
19:47 - 22:25
lowest price, with a connection, 17 November
$197
airline
1

Idaho Falls to Las Vegas flight schedule

4 flights a week, 16 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
G4 71
Allegiant Air
19:47 Idaho Falls Regional
20:32 McCarran International, terminal 1
1h 45m
Mon
Airbus A319
G4 71
Allegiant Air
20:24 Idaho Falls Regional
21:09 McCarran International, terminal 1
1h 45m
Fri
Airbus A319
G4 43
Allegiant Air
22:25 Idaho Falls Regional
23:07 McCarran International, terminal 1
1h 42m
Mon, Fri
Airbus A319

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 25 November.

FlightDepartsArrivesDurationDaysAircraft
G4 98
Allegiant Air
18:37 Idaho Falls Regional
19:19 McCarran International, terminal 1
1h 42m
Seasonal
Airbus A319
G4 43
Allegiant Air
19:06 Idaho Falls Regional
19:48 McCarran International, terminal 1
1h 42m
Seasonal
Airbus A319
G4 43
Allegiant Air
18:37 Idaho Falls Regional
19:19 McCarran International, terminal 1
1h 42m
Seasonal
Airbus A319
G4 98
Allegiant Air
15:32 Idaho Falls Regional
16:14 McCarran International, terminal 1
1h 42m
Seasonal
Airbus A319
G4 98
Allegiant Air
16:05 Idaho Falls Regional
16:51 McCarran International, terminal 1
1h 46m
Seasonal
Airbus A319
G4 43
Allegiant Air
19:58 Idaho Falls Regional
20:44 McCarran International, terminal 1
1h 46m
Seasonal
Airbus A319
G4 43
Allegiant Air
22:32 Idaho Falls Regional
23:16 McCarran International, terminal 1
1h 44m
Seasonal
Airbus A319
G4 43
Allegiant Air
19:49 Idaho Falls Regional
20:33 McCarran International, terminal 1
1h 44m
Seasonal
Airbus A319
G4 43
Allegiant Air
22:22 Idaho Falls Regional
23:06 McCarran International, terminal 1
1h 44m
Seasonal
Airbus A319
G4 43
Allegiant Air
19:48 Idaho Falls Regional
20:34 McCarran International, terminal 1
1h 46m
Seasonal
Airbus A319
G4 43
Allegiant Air
18:48 Idaho Falls Regional
19:34 McCarran International, terminal 1
1h 46m
Seasonal
Airbus A319
G4 43
Allegiant Air
18:58 Idaho Falls Regional
19:44 McCarran International, terminal 1
1h 46m
Seasonal
Airbus A319
G4 47
Allegiant Air
22:51 Idaho Falls Regional
23:35 McCarran International, terminal 1
1h 44m
Seasonal
Airbus A319
G4 47
Allegiant Air
22:56 Idaho Falls Regional
23:36 McCarran International, terminal 1
1h 40m
Seasonal
Airbus A319
G4 47
Allegiant Air
22:59 Idaho Falls Regional
23:39 McCarran International, terminal 1
1h 40m
Seasonal
Airbus A319
G4 47
Allegiant Air
22:45 Idaho Falls Regional
23:28 McCarran International, terminal 1
1h 43m
Seasonal
Airbus A319

Days of the week are taken from the schedule for the next 14 days; schedules change by season. Las Vegas is 1 hour behind Idaho Falls. The search shows seat availability and the price for your date.

Airlines flying Idaho Falls to Las Vegas

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

Allegiant Air4 a week

Airports

Where flights from Idaho Falls to Las Vegas depart and land

Departure from Idaho Falls

Idaho Falls Regional IDA

4 flights a week, 2 mi (3 km) from the city centre

About the airport

Arrival in Las Vegas

McCarran International LAS

4 flights a week, terminal 1, 6 mi (9 km) from the city centre

About the airport

When to visit Las Vegas

Weather by month

Best time to visit: February, March, April, October and November, +17° to +28° by day. In November it is +19° by day and +9° at night, with 2 rainy days.

Jan
+14° +4° 3 days
Feb
+17° +6° 3 days
Mar
+20° +8° 4 days
Apr
+27° +13° 1 days
May
+32° +18° 0 days
Jun
+38° +24° 0 days
Jul
+41° +27° 1 days
Aug
+39° +26° 3 days
Sep
+35° +22° 1 days
Oct
+28° +16° 1 days
Nov
+19° +9° 2 days
Dec
+15° +5° 3 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Frequently asked questions

How long is the flight from Idaho Falls to Las Vegas?
A nonstop flight takes 1 hour 44 minutes on average, from 1h 40m to 1h 46m depending on the flight.
How far is Las Vegas from Idaho Falls?
532 mi (856 km) in a straight line between the cities.
Which airlines fly nonstop from Idaho Falls to Las Vegas?
Allegiant Air (4 a week).
How many flights a day are there from Idaho Falls to Las Vegas?
There are 4 a week, about 0.6 a day on average.
When are the first and last flights from Idaho Falls to Las Vegas?
The first departure is at 19:47 (G471), the last at 22:25 (G443). Local time.
What is the cheapest upcoming date to fly from Idaho Falls to Las Vegas?
17 November 2026 (Tuesday): from $197 one way, with a connection, by recent searches. The search shows the price for your dates.
What is the time difference between Idaho Falls and Las Vegas?
Las Vegas is 1 hour behind Idaho Falls. Schedule times on this page are local to each airport.
Which Idaho Falls airport do flights to Las Vegas leave from?
Idaho Falls Regional (4 a week).