United Flight WN419 Deals & Information (2025/2026)

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United Flight 419 Route Deals From $89

The cheapest prices found with in the last 7 days for return flights were $181 and $89 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 12 - Thu, Aug 14
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$181 Roundtrip, found 6 days ago
$181
Roundtrip
found 6 days ago
Select United flight, departing Tue, Aug 12 from Washington Dulles Intl. to Denver Intl., returning Thu, Aug 14, priced at $181 found 6 days ago
Tue, Sep 30 - Mon, Oct 6
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$183 Roundtrip, found 19 hours ago
$183
Roundtrip
found 19 hours ago
Select United flight, departing Tue, Sep 30 from Washington Dulles Intl. to Denver Intl., returning Mon, Oct 6, priced at $183 found 19 hours ago
Wed, Sep 17 - Thu, Sep 18
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$190 Roundtrip, found 3 days ago
$190
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 17 from Washington Dulles Intl. to Denver Intl., returning Thu, Sep 18, priced at $190 found 3 days ago
Sun, Sep 7 - Thu, Sep 11
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$194 Roundtrip, found 1 day ago
$194
Roundtrip
found 1 day ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Denver Intl., returning Thu, Sep 11, priced at $194 found 1 day ago
Wed, Sep 10 - Fri, Sep 12
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$195 Roundtrip, found 5 days ago
$195
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 10 from Washington Dulles Intl. to Denver Intl., returning Fri, Sep 12, priced at $195 found 5 days ago
Wed, Sep 10 - Fri, Sep 12
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$196 Roundtrip, found 5 days ago
$196
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 10 from Washington Dulles Intl. to Denver Intl., returning Fri, Sep 12, priced at $196 found 5 days ago
Sat, Aug 2 - Tue, Aug 5
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$200 Roundtrip, found 5 days ago
$200
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 2 from Washington Dulles Intl. to Denver Intl., returning Tue, Aug 5, priced at $200 found 5 days ago
Sat, Aug 2 - Mon, Aug 4
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$206 Roundtrip, found 5 days ago
$206
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 2 from Washington Dulles Intl. to Denver Intl., returning Mon, Aug 4, priced at $206 found 5 days ago
Mon, Aug 18 - Tue, Aug 19
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$210 Roundtrip, found 2 hours ago
$210
Roundtrip
found 2 hours ago
Select United flight, departing Mon, Aug 18 from Washington Dulles Intl. to Denver Intl., returning Tue, Aug 19, priced at $210 found 2 hours ago
Sat, Jul 12 - Sat, Sep 13
IAD
Washington Dulles Intl.
DEN
Denver Intl.
$211 Roundtrip, found 4 days ago
$211
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 12 from Washington Dulles Intl. to Denver Intl., returning Sat, Sep 13, priced at $211 found 4 days ago

Frequently asked questions

What route does flight number UA419 take?
UA419 takes several routes. The most frequently flown is between Denver Intl. Airport (DEN) and San Francisco Airport, which flies direct. This flight takes about 2 hours and 44 minutes. However, there are likely to be other flights with the same number that have one or more stops.
What kind of plane is on flight number UA419?
You're likely to travel aboard a Boeing 737-800 if you've reserved a seat on flight number UA419 from Denver, CO Airport (DEN-Denver Intl.) to San Francisco Intl. Airport (SFO). This is the most commonly used aircraft on this route.
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 UA419 flight with Travelocity, please visit our Customer Service Portal.