Flight Check

Best Airline: BLI to LAS

Bellingham to Las Vegas — airline reliability comparison

Allegiant Air is the most reliable airline on the BLI to LAS route with a 92% on-time rate, compared to Southwest Airlines at 77%. Based on 1,729 flights tracked.

This route involves high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Allegiant Air92%
Southwest Airlines77%

BLI to LAS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Allegiant AirG4Best92%0.5%104m1,729
Southwest AirlinesWNWorst77%0.6%49m716

Route Overview

88%
Overall On-Time
81m
Avg Delay
0.5%
Cancel Rate
2,452
Total Flights
BLI to LAS Route DetailsReturn: LAS to BLI
BLI AirportLAS Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.