Need help booking?
Unpublished phone-only deals available
IKA to APA: distance & flight time
Tehran (Imam Khomeini International Airport) → Denver (Centennial Airport)
7,035 mi
11,321 km · 6,113 nm
14h 16m
estimated nonstop flight time
-9.5h
time difference · heading north
See live IKA→APA fares Phone-only fares on this route — call free
Flight time details
7,035 miles nonstop takes roughly 14h 16m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- IKA — Imam Khomeini International Airport · Tehran, Iran
- APA — Centennial Airport · Denver, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IKA
- THR · Mehrabad International Airport21 mi away
- PYK · Payam International Airport31 mi away
- GZW · Qazvin Airport84 mi away
- NSH · Noshahr Airport88 mi away
Near APA
- DEN · Denver International Airport22 mi away
- BFK · Buckley Air Force Base10 mi away
- BJC · Rocky Mountain Metropolitan Airport27 mi away
- WBU · Boulder Municipal Airport38 mi away
Frequently asked questions
How far is IKA from APA?
The flight distance from Tehran (IKA) to Denver (APA) is 7,035 miles (11,321 km, 6,113 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IKA to APA?
A nonstop flight takes about 14h 16m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Tehran and Denver?
Denver is 9.5 hours behind Tehran.
What is the cheapest way to fly from IKA to APA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IKA–APA that never appear on search engines, with no booking fees.