United States · 1,536 miles (2,472 km)

Allentown (ABE) to Denver (DEN) flights

One airline flies nonstop from Allentown (ABE) to Denver (DEN): Allegiant Air. The two airports are 1,536 miles (2,472 km) apart. There are also 9 ways to fly it with one stop, through Chicago, Nashville and Charlotte and more.

Airlines flying nonstop from ABE to DEN

  • Allegiant Air logo
    Allegiant AirNot in an alliance

ABE to DEN with one stop

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

  • Via Chicago (ORD)United Airlines and American Airlines the whole way
    United Airlines logo
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
  • Via Nashville (BNA)Allegiant Air, then Frontier Airlines, United Airlines and 1 more
    Allegiant Air logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    American Airlines logo
    Frontier Airlines logo
    United Airlines logo
    +1
  • 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 Myrtle Beach (MYR)Allegiant Air, then Southwest Airlines and United Airlines
    Allegiant Air logo
    Southwest Airlines logo
    United Airlines logo
  • Via Orlando (MCO)Allegiant Air, then Frontier Airlines, United Airlines and 1 more
    Allegiant Air logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Sarasota (SRQ)Allegiant Air, then United Airlines and Southwest Airlines
    Allegiant Air logo
    United Airlines logo
    Southwest Airlines logo
  • Via Fort Myers (RSW)Allegiant Air, then Frontier Airlines, United Airlines and 1 more
    Allegiant Air logo
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Fort Lauderdale (FLL)Allegiant Air, then United Airlines, Southwest Airlines and 1 more
    Allegiant Air logo
    United Airlines logo
    Southwest Airlines logo
    Frontier Airlines logo

ABE to DEN: common questions

Which airlines fly nonstop from ABE to DEN?

Allegiant Air flies nonstop from Allentown (ABE) to Denver (DEN).

How far is Allentown from Denver by plane?

Allentown (ABE) and Denver (DEN) are 1,536 miles (2,472 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

How many miles does ABE 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 ABE to DEN with taxes and fees.

Where can I connect between Allentown and Denver?

The most direct connections are through Chicago (ORD), Nashville (BNA), Charlotte (CLT), Atlanta (ATL) and Myrtle Beach (MYR). On 3 of them the same airline flies both flights, for example United Airlines through Chicago.

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.