Frontier Airlines Flight 1819 Deals & Information (2025/2026)

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Frontier Airlines Flight 1819 Route Deals From $44

The cheapest prices found with in the last 7 days for return flights were $86 and $44 for one-way flights to Sky Harbor Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 30 - Sun, Nov 2
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$86 Roundtrip, just found
$86
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Oct 30 from Denver Intl. to Sky Harbor Intl., returning Sun, Nov 2, priced at $86 just found
Sat, Sep 27 - Tue, Sep 30
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$89 Roundtrip, found 2 days ago
$89
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Sep 27 from Denver Intl. to Sky Harbor Intl., returning Tue, Sep 30, priced at $89 found 2 days ago
Thu, Oct 30 - Wed, Nov 5
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$94 Roundtrip, found 2 days ago
$94
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Denver Intl. to Sky Harbor Intl., returning Wed, Nov 5, priced at $94 found 2 days ago
Sat, Oct 25 - Sat, Nov 1
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$96 Roundtrip, found 17 hours ago
$96
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sat, Oct 25 from Denver Intl. to Sky Harbor Intl., returning Sat, Nov 1, priced at $96 found 17 hours ago
Thu, Oct 30 - Tue, Nov 4
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$101 Roundtrip, found 1 day ago
$101
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Denver Intl. to Sky Harbor Intl., returning Tue, Nov 4, priced at $101 found 1 day ago
Thu, Nov 20 - Sat, Nov 22
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$103 Roundtrip, just found
$103
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 20 from Denver Intl. to Sky Harbor Intl., returning Sat, Nov 22, priced at $103 just found
Tue, Sep 23 - Thu, Oct 30
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$106 Roundtrip, found 11 hours ago
$106
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Tue, Sep 23 from Denver Intl. to Sky Harbor Intl., returning Thu, Oct 30, priced at $106 found 11 hours ago
Thu, Sep 25 - Sat, Oct 4
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$108 Roundtrip, found 4 days ago
$108
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Sep 25 from Denver Intl. to Sky Harbor Intl., returning Sat, Oct 4, priced at $108 found 4 days ago
Fri, Sep 19 - Sat, Oct 11
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$109 Roundtrip, found 4 days ago
$109
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to Sky Harbor Intl., returning Sat, Oct 11, priced at $109 found 4 days ago
Thu, Oct 30 - Sun, Nov 2
DEN
Denver Intl.
PHX
Sky Harbor Intl.
$111 Roundtrip, just found
$111
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Oct 30 from Denver Intl. to Sky Harbor Intl., returning Sun, Nov 2, priced at $111 just found