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CGX to KEF: distance & flight time
Chicago (Chicago Meigs Airport) → Keflavik (Keflavik International Airport)
2,934 mi
4,722 km · 2,549 nm
6h 13m
estimated nonstop flight time
+5h
time difference · heading northeast
See live CGX→KEF fares Phone-only fares on this route — call free
Flight time details
2,934 miles nonstop takes roughly 6h 13m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- CGX — Chicago Meigs Airport · Chicago, United States
- KEF — Keflavik International Airport · Keflavik, Iceland
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 CGX
- ORD · Chicago O'Hare International Airport17 mi away
- MDW · Chicago Midway International Airport9 mi away
- GYY · Gary Chicago International Airport20 mi away
- PWK · Chicago Executive Airport23 mi away
Near KEF
- RKV · Reykjavik Airport22 mi away
- GUU · Grundarfjörður Airport72 mi away
- VEY · Vestmannaeyjar Airport81 mi away
- PFJ · Patreksfjörður Airport116 mi away
Frequently asked questions
How far is CGX from KEF?
The flight distance from Chicago (CGX) to Keflavik (KEF) is 2,934 miles (4,722 km, 2,549 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGX to KEF?
A nonstop flight takes about 6h 13m 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 Chicago and Keflavik?
Keflavik is 5 hours ahead of Chicago.
What is the cheapest way to fly from CGX to KEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGX–KEF that never appear on search engines, with no booking fees.