United Flight UA5966 Deals & Information (2025/2026)

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United Flight 5966 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $235 and for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$235 Roundtrip, found 4 days ago
$235
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $235 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $244 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$249 Roundtrip, found 4 days ago
$249
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $249 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $280 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$284 Roundtrip, found 4 days ago
$284
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $284 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$295 Roundtrip, found 6 days ago
$295
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $295 found 6 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$304 Roundtrip, found 4 days ago
$304
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $304 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$310 Roundtrip, found 4 days ago
$310
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $310 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$315 Roundtrip, found 4 days ago
$315
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $315 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$324 Roundtrip, found 4 days ago
$324
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $324 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$331 Roundtrip, found 4 days ago
$331
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $331 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$338 Roundtrip, found 4 days ago
$338
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $338 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$341 Roundtrip, found 4 days ago
$341
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $341 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$344 Roundtrip, found 6 days ago
$344
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $344 found 6 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$350 Roundtrip, found 4 days ago
$350
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $350 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$356 Roundtrip, found 4 days ago
$356
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $356 found 4 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$357 Roundtrip, found 4 days ago
$357
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $357 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$359 Roundtrip, found 4 days ago
$359
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $359 found 4 days ago
Fri, Sep 19 - Thu, Sep 25
ACV
Arcata - Eureka
DEN
Denver Intl.
$364 Roundtrip, found 6 days ago
$364
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 19 from Arcata - Eureka to Denver Intl., returning Thu, Sep 25, priced at $364 found 6 days ago
Wed, Sep 24 - Sat, Sep 27
ACV
Arcata - Eureka
DEN
Denver Intl.
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 24 from Arcata - Eureka to Denver Intl., returning Sat, Sep 27, priced at $388 found 4 days ago

Frequently asked questions

What route does flight number UA5966 take?
You'll be arriving into Arcata - Eureka Airport (ACV) from San Francisco Intl. Airport (SFO) if you're traveling on flight number UA5966. You'll be airborne for 1 hour and 29 minutes during this trip. What's more, the service conveniently operates non-stop.
What terminal does UA5966 fly out of?
Travelers on flight number UA5966 from San Francisco Airport to ACV normally jet off from Terminal 3.
What kind of plane is on flight number UA5966?
The Embraer 175 is the plane that's mostly used for flight number UA5966. This flight almost always sets off from San Francisco, CA Airport (SFO-San Francisco Intl.) and comes in to land at California Redwood Coast – Humboldt County Airport.
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 UA5966 flight with Travelocity, please visit our Customer Service Portal.