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Cheap Frontier flights

LHR
5 May — 12 May1
1 adult

Frontier information

Discover detailed information about Frontier flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 30 April 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£38

Most Popular Route

LAS to LAX

Shortest flight

0h 50m

Longest Flight

6h 38m
Flying from Las Vegas Harry Reid Intl to Ontario
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Flying from Las Vegas Harry Reid Intl to Los Angeles
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Flying from Christiansted Henry Rohlsen to San Juan Luis Munoz Marin Intl
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Flying from Indianapolis to Chicago O'Hare Intl
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Frontier Reviews

Read reviews and feedback from other travellers about their experiences with Frontier sourced from user searches. These reviews were last updated on 30 April 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Frontier
5.9
Fair
3,284 reviews
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Overview

Boarding

6.2

Food

4.8

Comfort

5.6

Crew

6.8

Entertainment

4.6
Pros +
  • Smooth flight excellent landing (in 1876 reviews)
  • "Boarding was good, crew was friendly" (in 1649 reviews)
  • Very friendly flight crew (in 1895 reviews)
Cons -
  • On time not crowded. (in 1257 reviews)
  • Seats are very VERY tight (in 2932 reviews)
  • On the ticket it said checked bag. (in 1044 reviews)

Frequently asked questions about Frontier

  • What are the most popular Frontier airports?

    The most popular airports for Frontier are Atlanta Hartsfield-Jackson, Orlando, and Baltimore/Washington according to our data. Flights to or from any of these airports should be available via Frontier year-round.

  • What is Frontier’s cheapest domestic flight?

    The cheapest domestic Frontier flight is flying Las Vegas Harry Reid Intl to Ontario, which is £38. This round-trip flight has 0 stops. For a one-way domestic Frontier flight, the cheapest route is Las Vegas Harry Reid Intl to San Diego (0 stops) for £21.

  • What is Frontier’s cheapest international flight?

    The least expensive round-trip international Frontier flight is: -San Juan Luis Munoz Marin Intl to Christiansted Henry Rohlsen, -0 stops, -£42 per ticket Frontier has international one-way flights available, but the cheapest is a flight from Christiansted Henry Rohlsen to San Juan Luis Munoz Marin Intl for just £19. This flight has 0 stops.

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