United Flight UA513 Deals & Information (2025/2026)

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United Flight 513 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $177 and $139 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 20 - Sat, Jan 31
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$177 Roundtrip, found 22 hours ago
$177
Roundtrip
found 22 hours ago
Select United flight, departing Tue, Jan 20 from Newark Liberty Intl. Airport to Denver Intl., returning Sat, Jan 31, priced at $177 found 22 hours ago
Tue, Jan 20 - Sat, Jan 31
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$187 Roundtrip, found 22 hours ago
$187
Roundtrip
found 22 hours ago
Select United flight, departing Tue, Jan 20 from Newark Liberty Intl. Airport to Denver Intl., returning Sat, Jan 31, priced at $187 found 22 hours ago
Wed, Oct 15 - Sun, Oct 19
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$190 Roundtrip, found 20 hours ago
$190
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Oct 15 from Newark Liberty Intl. Airport to Denver Intl., returning Sun, Oct 19, priced at $190 found 20 hours ago
Fri, Oct 3 - Sun, Oct 5
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$197 Roundtrip, found 12 hours ago
$197
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Oct 3 from Newark Liberty Intl. Airport to Denver Intl., returning Sun, Oct 5, priced at $197 found 12 hours ago
Wed, Oct 15 - Sun, Oct 19
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$200 Roundtrip, found 20 hours ago
$200
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Oct 15 from Newark Liberty Intl. Airport to Denver Intl., returning Sun, Oct 19, priced at $200 found 20 hours ago
Tue, Sep 30 - Tue, Oct 7
EWR
Newark Liberty Intl. Airport
DEN
Denver Intl.
$211 Roundtrip, found 20 hours ago
$211
Roundtrip
found 20 hours ago
Select United flight, departing Tue, Sep 30 from Newark Liberty Intl. Airport to Denver Intl., returning Tue, Oct 7, priced at $211 found 20 hours ago