United States · 1,519 miles (2,444 km)

Wilmington (ILM) to Denver (DEN) flights

One airline flies nonstop from Wilmington (ILM) to Denver (DEN): United Airlines. The two airports are 1,519 miles (2,444 km) apart. United Airlines is in Star Alliance. There are also 18 ways to fly it with one stop, through Charlotte, Nashville and Atlanta and more.

Airlines flying nonstop from ILM to DEN

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

Book ILM to DEN with points

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

ILM to DEN with one stop

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

  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
    +1
  • Via Nashville (BNA)Avelo Airlines, then Frontier Airlines, United Airlines and 1 more
    Avelo Airlines logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Atlanta (ATL)Delta Air Lines the whole way
    Delta Air Lines logo
    Delta Air Lines logo
    Frontier Airlines logo
    United Airlines logo
    +1
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
  • Via Dallas (DFW)American Airlines the whole way
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
  • Via Washington (DCA)American Airlines, then Frontier Airlines and United Airlines
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
  • Via Baltimore (BWI)Avelo Airlines, then United Airlines and Southwest Airlines
    Avelo Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Philadelphia (PHL)American Airlines the whole way
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
    +1
  • Via Orlando (MCO)Breeze Airways, then Frontier Airlines, United Airlines and 1 more
    Breeze Airways logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Tampa (TPA)Avelo Airlines and Breeze Airways, then Frontier Airlines, United Airlines and 1 more
    Avelo Airlines logo
    Breeze Airways logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via New York (EWR)United Airlines the whole way
    United Airlines logo
    United Airlines logo
  • Via New York (LGA)Delta Air Lines the whole way
    American Airlines logo
    Delta Air Lines logo
    Delta Air Lines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Fort Myers (RSW)Breeze Airways, then Frontier Airlines, United Airlines and 1 more
    Breeze Airways logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Hartford (BDL)Breeze Airways, then United Airlines and Southwest Airlines
    Breeze Airways logo
    United Airlines logo
    Southwest Airlines logo
  • Via Fort Lauderdale (FLL)Breeze Airways, then United Airlines, Southwest Airlines and 1 more
    Breeze Airways logo
    United Airlines logo
    Southwest Airlines logo
    Frontier Airlines logo
See all 18 in Routes

ILM to DEN: common questions

Which airlines fly nonstop from ILM to DEN?

United Airlines (Star Alliance) flies nonstop from Wilmington (ILM) to Denver (DEN).

How far is Wilmington from Denver by plane?

Wilmington (ILM) and Denver (DEN) are 1,519 miles (2,444 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book ILM 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.

How many miles does ILM to DEN cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for ILM to DEN with taxes and fees.

Where can I connect between Wilmington and Denver?

The most direct connections are through Charlotte (CLT), Nashville (BNA), Atlanta (ATL), Chicago (ORD) and Dallas (DFW). On 9 of them the same airline flies both flights, for example American Airlines through Charlotte.

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.