United States Β· 557 miles (896 km)

Sun Valley (SUN) to Denver (DEN) flights

Avianca LifeMiles logo
7,500 milesCheapest economy award, one way, with Avianca LifeMiles

An economy award from Sun Valley (SUN) to Denver (DEN) starts at 7,500 miles one way with Avianca LifeMiles on United Airlines, plus taxes and fees from $30.60. One airline flies nonstop from Sun Valley (SUN) to Denver (DEN): United Airlines. The two airports are 557 miles (896 km) apart. United Airlines is in Star Alliance. There are also 2 ways to fly it with one stop, through Salt Lake City and Phoenix.

How many miles SUN to DEN costs

Economy, one way, on the nonstop flights, from the Award Flight Pricer's award charts. Ranges run off-peak to peak; "from" is the floor of a dynamic price.

ProgramEconomyTaxes and fees
Avianca LifeMilesOn United Airlines7,500$30.60
Air Canada AeroplanOn United Airlines10,000$33.60
Emirates SkywardsOn United Airlines12,000$5.60–355.60
ANA Mileage ClubOn United Airlines15,000$5.60
Singapore Airlines KrisFlyerOn United Airlines15,000$5.60
Turkish Airlines Miles&SmilesOn United Airlines15,000$5.60–45.60
Thai Royal Orchid PlusOn United Airlines17,500$5.60
EVA Air Infinity MileageLandsOn United Airlines19,500$5.60
TAP Miles&GoOn United Airlines30,000$50.40

Business and first class prices are in the Award Flight Pricer. Chart prices need award space on your date, so search it before you transfer points.

Compare every program in the Award Flight Pricer

Airlines flying nonstop from SUN to DEN

  • United Airlines logo
    United AirlinesStar Alliance Β· bookable with 13 programsWho books it

Book SUN to DEN with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

SUN to DEN with one stop

2 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Salt Lake City (SLC)Delta Air Lines the whole way
    Delta Air Lines logo
    Delta Air Lines logo
    Frontier Airlines logo
    United Airlines logo
    +1
  • Via Phoenix (PHX)American Airlines the whole way
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
    +1

SUN to DEN: common questions

How many miles does SUN to DEN cost?

In economy it starts at 7,500 miles one way with Avianca LifeMiles on United Airlines, plus taxes and fees from $30.60. Next cheapest: Air Canada Aeroplan (10,000), Emirates Skywards (12,000) and ANA Mileage Club (15,000). These are award chart prices from the Award Flight Pricer. Programs that price dynamically can cost more on busy dates, so check yours before you transfer points. Business and first class prices are in the pricer too.

Which airlines fly nonstop from SUN to DEN?

United Airlines (Star Alliance) flies nonstop from Sun Valley (SUN) to Denver (DEN).

How far is Sun Valley from Denver by plane?

Sun Valley (SUN) and Denver (DEN) are 557 miles (896 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book SUN to DEN award flights?

13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, JetBlue TrueBlue, Lufthansa Miles & More and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

Where can I connect between Sun Valley and Denver?

The most direct connections are through Salt Lake City (SLC) and Phoenix (PHX). On 2 of them the same airline flies both flights, for example Delta Air Lines through Salt Lake City.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.