United Flight UA5643 Deals & Information (2025/2026)

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United Flight 5643 Route Deals From $214

The cheapest prices found with in the last 7 days for return flights were $185 and $214 for one-way flights to Santa Fe Municipal for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Wed, Sep 24
DEN
Denver Intl.
SAF
Santa Fe Municipal
$185 Roundtrip, found 4 days ago
$185
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 18 from Denver Intl. to Santa Fe Municipal, returning Wed, Sep 24, priced at $185 found 4 days ago
Thu, Sep 18 - Wed, Sep 24
DEN
Denver Intl.
SAF
Santa Fe Municipal
$190 Roundtrip, found 4 days ago
$190
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 18 from Denver Intl. to Santa Fe Municipal, returning Wed, Sep 24, priced at $190 found 4 days ago
Fri, Jul 4 - Mon, Jul 7
DEN
Denver Intl.
SAF
Santa Fe Municipal
$199 Roundtrip, found 4 hours ago
$199
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Jul 4 from Denver Intl. to Santa Fe Municipal, returning Mon, Jul 7, priced at $199 found 4 hours ago
Fri, Jul 25 - Sun, Jul 27
DEN
Denver Intl.
SAF
Santa Fe Municipal
$215 Roundtrip, found 5 days ago
$215
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 25 from Denver Intl. to Santa Fe Municipal, returning Sun, Jul 27, priced at $215 found 5 days ago
Fri, Aug 1 - Sun, Aug 3
DEN
Denver Intl.
SAF
Santa Fe Municipal
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 1 from Denver Intl. to Santa Fe Municipal, returning Sun, Aug 3, priced at $219 found 1 day ago
Mon, Aug 11 - Mon, Aug 18
DEN
Denver Intl.
SAF
Santa Fe Municipal
$219 Roundtrip, found 4 days ago
$219
Roundtrip
found 4 days ago
Select United flight, departing Mon, Aug 11 from Denver Intl. to Santa Fe Municipal, returning Mon, Aug 18, priced at $219 found 4 days ago
Thu, Sep 18 - Wed, Sep 24
DEN
Denver Intl.
SAF
Santa Fe Municipal
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 18 from Denver Intl. to Santa Fe Municipal, returning Wed, Sep 24, priced at $245 found 4 days ago
Mon, Aug 11 - Mon, Aug 18
DEN
Denver Intl.
SAF
Santa Fe Municipal
$250 Roundtrip, found 4 days ago
$250
Roundtrip
found 4 days ago
Select United flight, departing Mon, Aug 11 from Denver Intl. to Santa Fe Municipal, returning Mon, Aug 18, priced at $250 found 4 days ago
Fri, Jun 27 - Sat, Jul 12
DEN
Denver Intl.
SAF
Santa Fe Municipal
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 27 from Denver Intl. to Santa Fe Municipal, returning Sat, Jul 12, priced at $250 found 1 day ago
Fri, Oct 17 - Mon, Oct 20
DEN
Denver Intl.
SAF
Santa Fe Municipal
$255 Roundtrip, found 2 days ago
$255
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 17 from Denver Intl. to Santa Fe Municipal, returning Mon, Oct 20, priced at $255 found 2 days ago

Frequently asked questions

What route does flight number UA5643 take?
UA5643 jets between Idaho Falls Regional Airport (IDA) and Denver Intl. Airport (DEN) and is a direct flight. This journey takes 1 hour and 37 minutes.
How often is UA5643 on time?
United Airlines flight number UA5643 between Idaho Falls, ID Airport (IDA-Idaho Falls Regional) and DEN operates as scheduled 86% of the time --- so you can relax with confidence knowing that you will reach your destination ASAP. If your journey is late, you'll probably wait 20 minutes. This route has a star rating of 3.5.
What kind of plane is on flight number UA5643?
The Embraer 175 is the aircraft model most commonly used for flight UA5643. This flight nearly always sets off from Idaho Falls Regional Airport (IDA) and lands at DIA 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 UA5643 flight with Travelocity, please visit our Customer Service Portal.