Frontier Sales | Cheap Frontier Flights - From $153 Return

Frontier Flight Deals From $153

04 January, 2026

from $31

Expired Flights to Miami from $31 Roundtrip on Frontier Airlines (US East Coast)

26 March, 2020

from $89

Expired Flights to Seattle from $89 Roundtrip on Frontier Airlines (US East Coast)

25 March, 2020

from $31

Expired Flights to Denver from $31 Roundtrip on Frontier & United Airlines (US East Coast)

24 March, 2020

from $86

Expired Flights to Portland from $86 Roundtrip on Frontier Airlines (US East Coast)

23 March, 2020

Related Categories
Asia Cheap Flights USA Cheap Flights Canada Cheap Flights Mexico Cheap Flights Central America Cheap Flights Caribbean Cheap Flights South America Cheap Flights Europe Cheap Flights Africa Cheap Flights Middle East Cheap Flights Australia Cheap Flights New Zealand Cheap Flights The Pacific Cheap Flights Interjet Sale American Airlines Sale

I Know The Pilot finds you the cheapest flights

At I Know The Pilot we are always on the lookout for cheap Frontier flights. As soon as we find a good deal, we post it to the website and our apps. These cheap Frontier prices are in high demand and can dissappear quickly. Subscribing Is the only way to make sure you don't miss out.

Find your flights