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Road chapter
Isa Lake to Jackson
Take Grand Loop Road → South Entrance Road → US 287 → US 191 → US 89. The plan carries 20 minutes of road-delay buffer here.
Return construction becomes a one-hour delay after 9:00 PM
If the return reaches Leeks Marina–Lizard Creek after 9:00 PM, plan for the official one-hour construction hold. Do not attempt to recover the delay by speeding.
Checked Jul 26, 2026
Drive
150min
Buffer
+20min
Distance
Distance varies
Buffers model road and construction delays only. Parking time is carried by the destination stop.
Narration
The long return
Watch for
- Grant Village and South Entrance road signs
- Wildlife at dusk
- Leeks Marina–Lizard Creek night construction
- Driver fatigue
Arrival cue
Jackson streetlights and your lodging parking space mark the end; tap arrival after parking.
Passenger reads this
- Change drivers or stop legally at the first sign of drowsiness.
- Expect wildlife on the road at dusk and night.
- The Grand Teton project can hold traffic for one hour after 9:00 PM.
- Do not use the app until parked.
Road facts
- Old Faithful to Grant Village
- 40-minute NPS average
- South Entrance to Grant Village
- 50-minute NPS average
- Grand Teton night delay
- 1 hour, 9:00 PM–6:00 AM
Content checked 2026-07-26high confidence
Arriving atJackson Return