HomeAppsTravel & LocalFrontier AirlinesApps like Frontier Airlines Here are some great alternatives to Frontier Airlines by Frontier Airlines : Sun Country Airlines ★3.7 United Airlines ★4.6 US-Bangla Airlines ★3.4 Fly Delta ★4.8 Singapore Airlines ★4.7 Air Canada + Aeroplan ★4.6 Southwest Airlines ★4.6 Alaska Airlines - Travel ★4.7 Cheap Flights - SkyFly ★3.8 The Flight Tracker ★4.5 Cheap Flights・Flights70 ★4.4 Copa Airlines ★3.5 Africa World Airlines ★4.4 Etihad Airways ★4.0 Air Peace ★4.3 Aeromexico ★3.8