Need help booking?
Unpublished phone-only deals available
NAK to UGN: distance & flight time
Nakhon Ratchasima (Nakhon Ratchasima Airport) → Chicago (Waukegan National Airport)
8,420 mi
13,551 km · 7,317 nm
16h 59m
estimated nonstop flight time
-12h
time difference · heading north
See live NAK→UGN fares Phone-only fares on this route — call free
Flight time details
8,420 miles nonstop takes roughly 16h 59m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- NAK — Nakhon Ratchasima Airport · Nakhon Ratchasima, Thailand
- UGN — Waukegan National Airport · Chicago, 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 NAK
- BFV · Buri Ram Airport66 mi away
- PXR · Surin Airport79 mi away
- KKC · Khon Kaen Airport109 mi away
- ROI · Roi Et Airport126 mi away
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is NAK from UGN?
The flight distance from Nakhon Ratchasima (NAK) to Chicago (UGN) is 8,420 miles (13,551 km, 7,317 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NAK to UGN?
A nonstop flight takes about 16h 59m 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 Nakhon Ratchasima and Chicago?
Chicago is 12 hours behind Nakhon Ratchasima.
What is the cheapest way to fly from NAK to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NAK–UGN that never appear on search engines, with no booking fees.