Frontier Airlines Flight 1439 Deals & Information (2026/2027)

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Frontier Airlines Flight 1439 Route Deals From $29

The cheapest prices found with in the last 7 days for return flights were $56 and $29 for one-way flights to Sky Harbor Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 7 - Sat, May 9
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$56 Roundtrip, found 14 hours ago
$56
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, May 7 from Salt Lake City Intl. to Sky Harbor Intl., returning Sat, May 9, priced at $56 found 14 hours ago
Wed, May 13 - Tue, May 19
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$66 Roundtrip, found 5 hours ago
$66
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, May 13 from Salt Lake City Intl. to Sky Harbor Intl., returning Tue, May 19, priced at $66 found 5 hours ago
Tue, May 5 - Sat, May 9
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$67 Roundtrip, found 5 hours ago
$67
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Tue, May 5 from Salt Lake City Intl. to Sky Harbor Intl., returning Sat, May 9, priced at $67 found 5 hours ago
Mon, Apr 20 - Tue, Apr 28
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$73 Roundtrip, found 5 hours ago
$73
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Mon, Apr 20 from Salt Lake City Intl. to Sky Harbor Intl., returning Tue, Apr 28, priced at $73 found 5 hours ago
Sat, Apr 18 - Tue, Apr 21
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$79 Roundtrip, found 4 hours ago
$79
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sat, Apr 18 from Salt Lake City Intl. to Sky Harbor Intl., returning Tue, Apr 21, priced at $79 found 4 hours ago
Thu, May 7 - Sat, May 9
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$83 Roundtrip, found 14 hours ago
$83
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, May 7 from Salt Lake City Intl. to Sky Harbor Intl., returning Sat, May 9, priced at $83 found 14 hours ago
Mon, May 4 - Wed, May 6
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$84 Roundtrip, found 14 hours ago
$84
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Mon, May 4 from Salt Lake City Intl. to Sky Harbor Intl., returning Wed, May 6, priced at $84 found 14 hours ago
Sat, Apr 18 - Tue, May 5
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$86 Roundtrip, found 2 days ago
$86
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Apr 18 from Salt Lake City Intl. to Sky Harbor Intl., returning Tue, May 5, priced at $86 found 2 days ago
Thu, Apr 16 - Sat, Apr 25
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$94 Roundtrip, found 13 hours ago
$94
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Thu, Apr 16 from Salt Lake City Intl. to Sky Harbor Intl., returning Sat, Apr 25, priced at $94 found 13 hours ago
Wed, Apr 29 - Tue, May 5
SLC
Salt Lake City Intl.
PHX
Sky Harbor Intl.
$96 Roundtrip, just found
$96
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Apr 29 from Salt Lake City Intl. to Sky Harbor Intl., returning Tue, May 5, priced at $96 just found