Reykjavík (KEF) to Chicago (ORD)
Flight time
≈ 6h 40m
Bearing
271° W
Reykjavík (KEF) to Chicago (ORD) is 2,936 miles (4,725 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies KEF–ORD
Filed traffic dataIn May 2026, United Airlines was the only carrier flying nonstop KEF–ORD; the Boeing 757-200 was the most common aircraft at 100% of departures; flights ran 62% full.
Departures
39
May 2026
Seats
6,864
both directions
Passengers
4,231
both directions
Load factor
61.6%
RPM ÷ ASM
Who flies KEF–ORD?
United Airlines was the only carrier to fly nonstop KEF–ORD in May 2026 (39 departures).
- UA
39 departures · 6,864 seats
Share of departures100.0%61.6%
Load
What plane flies KEF–ORD?
In May 2026, the Boeing 757-200 flew 100% of KEF–ORD departures.
- Boeing 757-200
39 departures · 61.6% load
100.0%
How has KEF–ORD traffic changed?
Nonstop KEF–ORD departures fell from 181 in June 2025 to 39 in May 2026.
Monthly nonstop KEF–ORD traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
181 departures · 27,709 passengers
89.2%
Load
July 2025
183 departures · 27,211 passengers
88.5%
Load
August 2025
186 departures · 26,646 passengers
85.5%
Load
September 2025
143 departures · 20,639 passengers
77.6%
Load
October 2025
78 departures · 11,975 passengers
85.3%
Load
November 2025
61 departures · 8,751 passengers
81.0%
Load
December 2025
62 departures · 8,686 passengers
73.7%
Load
January 2026
63 departures · 8,037 passengers
78.6%
Load
February 2026
54 departures · 6,303 passengers
64.8%
Load
March 2026
64 departures · 9,140 passengers
79.3%
Load
April 2026
74 departures · 10,110 passengers
75.9%
Load
May 2026
39 departures · 4,231 passengers
61.6%
Load
By direction
Each direction is filed separately — they rarely match.
ORD → KEF
74.9% full
20 departures · 2,635 passengers
KEF → ORD
47.7% full
19 departures · 1,596 passengers
Nonstop KEF–ORD traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Reykjavík
IS
Keflavik International Airport
Coordinates
63.98°N, 22.61°W
Hemisphere
N · W
Frequently asked
How far is Reykjavík (KEF) from Chicago (ORD)?
KEF to ORD is 2,936 miles (4,725 km / 2,551 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from KEF to ORD?
A nonstop covers the 2,936-mile great-circle distance in roughly 6h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies KEF–ORD?
In May 2026, the Boeing 757-200 flew the largest share of departures (100.0%).
What mileage do I earn flying KEF–ORD?
Distance-based programs credit off the 2,936-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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