Question 1

How long does it take to travel from Sioux Falls to Denver?

Accepted Answer

A one-way nonstop (direct) flight between Sioux Falls and Denver takes around 1.9 hours.

Question 2

What is the flight distance between Sioux Falls and Denver?

Accepted Answer

The flight distance between Sioux Falls and Denver is 777 km.

Question 3

What airlines offer nonstop (direct) flights between Sioux Falls and Denver?

Accepted Answer

Several carriers operate flights between Sioux Falls and Denver. Airlines offering nonstop (direct) flights include Frontier Airlines, United Airlines.

Question 4

What are the most popular routes to and from Sioux Falls?

Accepted Answer

Travelers frequently search for route combinations, such as Sioux Falls and Las Vegas, Phoenix, Tampa, Guatemala City, Orlando, Nashville, Puerto Vallarta, Stockholm, Tamarindo, Punta Gorda, Banjul, Karachi, Caracas, Istanbul, Vancouver, Lexington, Milan, Savannah, Great Falls, Nice.

Question 5

What are the most popular routes to and from Denver?

Accepted Answer

Travelers frequently search for route combinations, such as Denver and London, Mexico City, Chicago, Manchester, Houston, Los Angeles, New York, Washington, D.C., Tokyo, Toronto, Guadalajara, Vancouver, Atlanta, Orlando, Miami, Dallas, Minneapolis, Phoenix, San Diego, San Francisco.

Question 6

What airports are near Sioux Falls?

Accepted Answer

The main airport in Sioux Falls is Sioux Falls Regional. It is also served by Sioux Falls Regional, Sioux Gateway, Watertown Regional.

Question 7

What airports are near Denver?

Accepted Answer

The main airport in Denver is Denver International. It is also served by Colorado Springs, Pueblo Memorial, Laramie Regional, Cheyenne Regional, Eagle County Regional.

Question 8

Which airlines fly between Sioux Falls and Denver?

Accepted Answer

Currently, you can fly between Sioux Falls and Denver with United Airlines, Frontier Airlines, Allegiant Air.

Question 9

When’s the best time to travel between Sioux Falls and Denver?

Accepted Answer

If you don’t have specific dates for your trip between Sioux Falls and Denver, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 10

What flights operate between Sioux Falls and Denver?

Accepted Answer

Traveling between Sioux Falls and Denver, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 11

How many airports are there near Sioux Falls?

Accepted Answer

There are a number of airports in and around Sioux Falls. The main one is Sioux Falls Regional and other nearby airports include Sioux Falls Regional, Sioux Gateway, Watertown Regional

Question 12

How many airports are there near Denver?

Accepted Answer

There are a number of airports in and around Denver. The main one is Denver International and other nearby airports include Colorado Springs, Pueblo Memorial, Laramie Regional, Cheyenne Regional, Eagle County Regional.

Question 13

What time do nonstop (direct) flights between Sioux Falls and Denver depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Sioux Falls, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 14

What time do nonstop (direct) flights between Sioux Falls and Denver arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 15

What time do flights between Sioux Falls and Denver depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Sioux Falls, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 16

What time do flights between Sioux Falls and Denver arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£66
Cheapest nonstop round-trip	£119
Cheapest round-trip	£120
Average round-trip	£287
Includes rare itinerary	Travel hack

Transport Option	Typical Time	Typical Cost	Frequency	Best For
RTD A Line to Union Station	37 min	$10.50; one-way fare	every 15 min (traffic dependent)	downtown on a budget
RTD SkyRide Bus (AF Route)	50-70 min	$10.50; one-way fare	every 30–60 min (traffic dependent)	Boulder and suburban areas
Taxi	30-50 min	$55 – $70; metered; varies by traffic and destination	on-demand 24/7 (traffic dependent)	door-to-door convenience
Ride-hailing (Uber/Lyft)	30-50 min	$40 – $70; surge pricing may apply	on-demand 24/7 (traffic dependent)	flexible pickup locations
Private transfer/shuttle	30-50 min	$70 – $120; pre-booked; varies by provider	by reservation (traffic dependent)	groups and guaranteed pickup
Rental car	30-50 min	$40 – $100; per day; varies by vehicle and provider	on-demand (traffic dependent)	exploring Colorado independently

Airline	Mon 31.08	Tue 01.09	Wed 02.09	Thu 03.09	Fri 04.09	Sat 05.09	Sun 06.09
United Airlines	---	---	---	---	5	4	4
Frontier Airlines	---	---	---	---	1	---	---
Weekly flights: 14 total	Daily flights: 2 average	Most flights: Friday 5 flights

Airline	Mon 07.09	Tue 08.09	Wed 09.09	Thu 10.09	Fri 11.09	Sat 12.09	Sun 13.09
United Airlines	6	4	6	6	6	4	5
Frontier Airlines	1	---	---	---	1	---	---
Weekly flights: 39 total	Daily flights: 5.57 average	Most flights: Monday 6 flights

Airline	Mon 14.09	Tue 15.09	Wed 16.09	Thu 17.09	Fri 18.09	Sat 19.09	Sun 20.09
United Airlines	6	5	6	5	6	4	6
Frontier Airlines	1	---	---	---	1	---	---
Weekly flights: 40 total	Daily flights: 5.71 average	Most flights: Monday 6 flights

Airline	Mon 21.09	Tue 22.09	Wed 23.09	Thu 24.09	Fri 25.09	Sat 26.09	Sun 27.09
United Airlines	5	5	3	6	6	4	6
Frontier Airlines	1	---	---	---	1	---	---
Weekly flights: 37 total	Daily flights: 5.29 average	Most flights: Thursday 6 flights

Name	Carrier code	IATA Code	Passport needed during booking
United Airlines	UAL	UA	No
Frontier Airlines	FFT	F9	No
Allegiant Air	AAY	G4	No

Month	Average monthly max temperature	Average monthly min temperature
January	4°C	-6°C
February	5°C	-6°C
March	10°C	-1°C
April	14°C	1°C
May	18°C	6°C
June	26°C	13°C
July	29°C	16°C
August	28°C	15°C
September	25°C	12°C
October	17°C	4°C
November	10°C	-1°C
December	5°C	-5°C

Cheap flights from Sioux Falls to Denver from £66

Explore flight deals to Denver

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

How much do flights to Denver cost?

Cheapest one-way trip

Cheapest nonstop round-trip

Cheapest round-trip

Average round-trip

Includes rare itinerary

Getting from Denver's airport to the city center

Key info about flying to Denver

Weekly direct flights

Check-in for a flight from Sioux Falls to Denver

Weather in Denver

Average Weather

14 day forecast

Frequently asked questions