Need help booking?
Unpublished phone-only deals available
ISN to DRT: distance & flight time
Williston (Sloulin Field International Airport) → Del Rio (Del Rio International Airport)
1,307 mi
2,104 km · 1,136 nm
3h 19m
estimated nonstop flight time
Same time
time difference · heading south
See live ISN→DRT fares Phone-only fares on this route — call free
Flight time details
1,307 miles nonstop takes roughly 3h 19m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- DRT — Del Rio International Airport · Del Rio, 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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Near DRT
- DLF · DLF Airport9 mi away
- ACN · Ciudad Acuña New International Airport11 mi away
- PDS · Piedras Negras International Airport57 mi away
- UVA · Garner Field72 mi away
Frequently asked questions
How far is ISN from DRT?
The flight distance from Williston (ISN) to Del Rio (DRT) is 1,307 miles (2,104 km, 1,136 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to DRT?
A nonstop flight takes about 3h 19m 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 cheapest way to fly from ISN to DRT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–DRT that never appear on search engines, with no booking fees.