Flight Routes from Denver to Harlingen

Compare cheap outbound and return flights from Denver (DEN) to Harlingen (HRL) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€318
Fastest flight
non-stop flights
4x / week
Flight distance
1,651 km
Time difference

Flight schedule from Denver (DEN) to Harlingen (HRL)

Select a travel date in the flight schedule for the route from Denver (DEN) to Harlingen (HRL) and compare affordable flight deals.

offers
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Matching outbound flightsDEN–HRL · 1 of 1
fromto
dep.arr.
durationstopovers
  1. Sep 27 – Oct 3, 2026
  2. October 4 – 10, 2026
  3. October 11 – 17, 2026
    No flights could be found for the active filters.
    1. DENHRL
      nonstop
      1. Southwest Airlines

      Important flight information

      Discover more flights around Denver and Harlingen

      Departure airport Airport Denver International Airport, CO (DEN)
      Arrival airport Airport Harlingen - Valley International Airport (HRL)
      Destination country Flights to United States
      Departure airport - Destination country Denver International Airport, CO - United States
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