Frontier Airlines

4.7
174K 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
Mar 13, 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
171K reviews
Kathryn McCracken
March 14, 2026
Everything is great except they still haven't corrected my mileage yet,to what it says on the website when I log in, Even though I have contacted Frontier about this multiple times.. it's missing about 65,000 mi on the app, ever since they corrected an extra 10,000 mi that I was supposed to get, and never got. They gave me the 10,000 mi, but took away all the rest of my points!
1 person found this review helpful
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Joerg Meyer
March 17, 2026
App does not accept a password if it was created on a PC and contains a dot. When attempting to create a new password, app rejects some passwords for an unknown reason even if they satisfy all criteria and all checkmarks are green ("Bad password"). - If itinerary was added to account on website, it doesn't show up in the app and needs to be added again.
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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.
57 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.