Frontier Airlines

4.7
169K reviews
5M+
Downloads
Content rating
Everyone
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About this app

Book flights & check-in with the Frontier app to save time and money!

Travel is easier than ever before with the Frontier Airlines mobile app:

• Book your next trip, search flights, and explore our route map and destinations.
• View and manage upcoming trips.
• Upgrade your seat to UpFront Plus, Premium, or Preferred, or select a standard seat.
• Add a carry-on bag, checked bag, bundle, priority boarding, or other options.
• Check flight status, including departure time, arrival time, and gate information.
• Save time at the airport with fast checked bag drop or by going straight to the gate without checked bags.
• Join Frontier Miles to earn travel miles and elite status points.
• Use your Frontier Miles to book award travel.
• Join Discount Den and get our lowest fares and exclusive savings and offers, including Kids Fly Free (restrictions apply).
Updated on
Feb 20, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Financial info, and App activity
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.7
167K reviews
Donald Cox
March 2, 2026
I spent two hours on your website trying to buy a ticket for a child yesterday, now I am closing in on an hour for one ticketand today on the app. Then I could not change the name and you want a $75 dollar fee to change the name after I just purchased a discount club membership. I am not happy with your company. Just be honest and up front and all this upgrade offers make purchasing a ticket with Frontier the most infuriating of all the airlines. If I could give negative numbers I would.
2 people found this review helpful
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Dave
January 12, 2026
Update 01/12/25 Still sucks. They still can't figure out how to turn off mandatory check-in for international travel. still says not complete so you end up wasting time to figure why check in wasn't complete. turns out you don't need to for international travel. so hopefully this helps someone else out. never fly them again. I'll pay the extra, that really isn't that extra when u add the hassle.
52 people found this review helpful
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J Amery
February 8, 2026
I cannot get my app to check me in!!! After your most recent update, the app stopped working properly. I ended up going to the website to put in my confirmation code. This app sucks. The hits keep on giving. Now the app won't hold my account information so Frontier won't award me miles I rightfully earned, even after several attempts at writing and contacting them.
26 people found this review helpful
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What’s new

* We’ve resolved several issues to ensure smoother performance and a more reliable experience.
* As always, we’re continuously working behind the scenes to enhance your experience.