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

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Frontier Airlines Flight 90 Route Deals From $108

The cheapest prices found with in the last 7 days for return flights were $211 and $108 for one-way flights to Philadelphia Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 28 - Mon, Jun 1
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$211 Roundtrip, found 17 hours ago
$211
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Thu, May 28 from Cancun Intl. to Philadelphia Intl., returning Mon, Jun 1, priced at $211 found 17 hours ago
Thu, Jun 18 - Mon, Jun 22
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$213 Roundtrip, found 5 days ago
$213
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Jun 18 from Cancun Intl. to Philadelphia Intl., returning Mon, Jun 22, priced at $213 found 5 days ago
Thu, Apr 23 - Wed, Jun 10
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$214 Roundtrip, found 12 hours ago
$214
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, Apr 23 from Cancun Intl. to Philadelphia Intl., returning Wed, Jun 10, priced at $214 found 12 hours ago
Fri, May 1 - Sun, May 10
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 1 from Cancun Intl. to Philadelphia Intl., returning Sun, May 10, priced at $217 found 2 days ago
Wed, Apr 22 - Sun, Apr 26
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Apr 22 from Cancun Intl. to Philadelphia Intl., returning Sun, Apr 26, priced at $219 found 2 days ago
Wed, Jul 1 - Mon, Jul 6
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$235 Roundtrip, found 2 hours ago
$235
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Jul 1 from Cancun Intl. to Philadelphia Intl., returning Mon, Jul 6, priced at $235 found 2 hours ago
Wed, Apr 29 - Mon, May 4
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$240 Roundtrip, found 3 days ago
$240
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Apr 29 from Cancun Intl. to Philadelphia Intl., returning Mon, May 4, priced at $240 found 3 days ago
Thu, May 21 - Mon, May 25
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$245 Roundtrip, found 9 hours ago
$245
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, May 21 from Cancun Intl. to Philadelphia Intl., returning Mon, May 25, priced at $245 found 9 hours ago
Wed, Apr 29 - Sun, May 3
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$247 Roundtrip, found 18 hours ago
$247
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Wed, Apr 29 from Cancun Intl. to Philadelphia Intl., returning Sun, May 3, priced at $247 found 18 hours ago
Thu, May 21 - Mon, May 25
CUN
Cancun Intl.
PHL
Philadelphia Intl.
$251 Roundtrip, found 9 hours ago
$251
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, May 21 from Cancun Intl. to Philadelphia Intl., returning Mon, May 25, priced at $251 found 9 hours 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.