Frontier Airlines Flight 90 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Frontier Airlines Flight 90 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $157 and $129 for one-way flights to Philadelphia Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Apr 23 - Wed, Apr 29
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$157 Roundtrip, found 4 days ago
$157
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Apr 23 from Cancun Intl. to Philadelphia Intl., returning Wed, Apr 29, priced at $157 found 4 days ago
Fri, Apr 17 - Sun, Apr 26
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$187 Roundtrip, found 20 hours ago
$187
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Apr 17 from Cancun Intl. to Philadelphia Intl., returning Sun, Apr 26, priced at $187 found 20 hours ago
Fri, May 22 - Tue, May 26
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 22 from Cancun Intl. to Philadelphia Intl., returning Tue, May 26, priced at $221 found 1 day ago
Sat, Mar 21 - Mon, Mar 23
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$226 Roundtrip, found 5 days ago
$226
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Mar 21 from Cancun Intl. to Philadelphia Intl., returning Mon, Mar 23, priced at $226 found 5 days ago
Thu, May 7 - Sun, May 10
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$229 Roundtrip, found 3 days ago
$229
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, May 7 from Cancun Intl. to Philadelphia Intl., returning Sun, May 10, priced at $229 found 3 days ago
Thu, Apr 23 - Wed, Apr 29
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$230 Roundtrip, found 4 days ago
$230
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Apr 23 from Cancun Intl. to Philadelphia Intl., returning Wed, Apr 29, priced at $230 found 4 days ago
Sat, Apr 25 - Wed, Apr 29
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$234 Roundtrip, found 2 days ago
$234
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Apr 25 from Cancun Intl. to Philadelphia Intl., returning Wed, Apr 29, priced at $234 found 2 days ago
Fri, Apr 17 - Sun, Apr 26
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$240 Roundtrip, found 20 hours ago
$240
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Apr 17 from Cancun Intl. to Philadelphia Intl., returning Sun, Apr 26, priced at $240 found 20 hours ago
Thu, Apr 9 - Sun, Apr 12
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$245 Roundtrip, just found
$245
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 9 from Cancun Intl. to Philadelphia Intl., returning Sun, Apr 12, priced at $245 just found
Thu, Mar 5 - Wed, Mar 11
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$251 Roundtrip, found 4 days ago
$251
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Mar 5 from Cancun Intl. to Philadelphia Intl., returning Wed, Mar 11, priced at $251 found 4 days ago

Frequently asked questions

What route does flight number F990 take?
Flight number F990 operates direct from Cancun Intl. Airport (CUN) to Philadelphia Intl. Airport (PHL). During this journey, expect to be in the air for around 3 hours and 45 minutes. Book ahead to secure your preferred seat.
What terminal does F990 fly out of?
Passengers with seats booked on flight number F990 from CUN to PHL usually fly out of Terminal 4.
What kind of plane is on flight number F990?
The route for F990 is generally Cancun Intl. Airport (CUN) to PHL, and the Airbus A320 is the type of plane you're likely to be traveling on.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your F990 flight with Travelocity, please visit our Customer Service Portal.