Find flights
Deals
Reviews
FAQs
Flight Tracker

Cheap Allegiant Air flights

LHR
26 Feb — 5 Mar1
1 adult

Allegiant Air information

Discover detailed information about Allegiant Air flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 21 February 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£55

Most Popular Route

SMX to LAS

Shortest flight

1h 17m

Longest Flight

3h 25m
Flying from Orlando Sanford Intl to Concord Regional
Search Deals
Flying from Santa Maria Public to Las Vegas Harry Reid Intl
Search Deals
Flying from Fresno Airterminal to Las Vegas Harry Reid Intl
Search Deals
Flying from New Windsor Stewart to Fort Lauderdale
Search Deals

Allegiant Air Reviews

Read reviews and feedback from other travellers about their experiences with Allegiant Air sourced from user searches. These reviews were last updated on 21 February 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Allegiant Air
7.3
Good
765 reviews
Check prices
Overview

Food

5.9

Crew

8.1

Entertainment

5.5

Boarding

7.6

Comfort

6.8
Pros +
  • They made the flight home very enjoyable. (in 119 reviews)
  • I liked the price and that it was a direct flight. (in 19 reviews)
  • Great crew and smooth ride (in 120 reviews)
Cons -
  • Two hour delay (in 29 reviews)
  • the non-stop flight works very well. (in 173 reviews)
  • The seats were very uncomfortable. (in 104 reviews)

Frequently asked questions about Allegiant Air

  • What are the most popular Allegiant Air airports?

    The most popular airports for Allegiant Air are Orlando Sanford Intl, Knoxville McGhee Tyson, and Tampa St. Petersburg according to our data. Flights to or from any of these airports should be available via Allegiant Air year-round.

  • What is Allegiant Air’s cheapest domestic flight?

    The cheapest domestic Allegiant Air flight is flying Orlando Sanford Intl to Concord Regional, which is £55. This round-trip flight has 0 stops. For a one-way domestic Allegiant Air flight, the cheapest route is Las Vegas Harry Reid Intl to Phoenix-Mesa Gateway (0 stops) for £30.

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.

Real-time Allegiant Air flight tracker

Track Allegiant Air flights in real-time using the flight tracker tool, providing live updates on flight schedules, departure, and arrival times.
Fri 2/21
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.