United Flight 5641 Deals & Information (2026/2027)

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United Flight 5641 Route Deals From $259

The cheapest prices found with in the last 7 days for return flights were $279 and $259 for one-way flights to Northwest Arkansas Regional for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 20 - Sun, Aug 23
DEN
Denver Intl.
XNA
Northwest Arkansas Regional
$279 Roundtrip, found 13 hours ago
$279
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Aug 20 from Denver Intl. to Northwest Arkansas Regional, returning Sun, Aug 23, priced at $279 found 13 hours ago
Wed, Jun 24 - Wed, Jul 1
DEN
Denver Intl.
XNA
Northwest Arkansas Regional
$286 Roundtrip, found 10 hours ago
$286
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Jun 24 from Denver Intl. to Northwest Arkansas Regional, returning Wed, Jul 1, priced at $286 found 10 hours ago
Thu, Aug 20 - Sun, Aug 23
DEN
Denver Intl.
XNA
Northwest Arkansas Regional
$290 Roundtrip, found 13 hours ago
$290
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Aug 20 from Denver Intl. to Northwest Arkansas Regional, returning Sun, Aug 23, priced at $290 found 13 hours ago
Sat, Jun 13 - Sat, Jun 27
DEN
Denver Intl.
XNA
Northwest Arkansas Regional
$301 Roundtrip, found 1 day ago
$301
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jun 13 from Denver Intl. to Northwest Arkansas Regional, returning Sat, Jun 27, priced at $301 found 1 day ago

Frequently asked questions

What route does flight number UA5641 take?
UA5641 is used on multiple routes, but the most common is between Pasco, WA Airport (PSC-Tri-Cities) and San Francisco Intl. Airport (SFO). If your flight is direct, you'll step off the plane in approximately 2 hours. Multi-stop flights can also use the same number, as can services on other routes.
What kind of plane is on flight number UA5641?
It's highly likely you'll travel aboard the Bombardier CRJ if you're taking flight UA5641 from Tri-Cities Airport (PSC) to San Francisco Intl. Airport (SFO). It's the most commonly used aircraft type on this popular 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 UA5641 flight with Travelocity, please visit our Customer Service Portal.