Chicago (ORD) to Shannon (SNN)
Flight time
≈ 7h 58m
Bearing
49° NE
Chicago (ORD) to Shannon (SNN) is 3,580 miles (5,762 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–SNN
Filed traffic dataIn July 2026, United Airlines was the only carrier flying nonstop ORD–SNN; the Boeing 757-200 was the most common aircraft at 100% of departures; flights ran 85% full.
Departures
57
July 2026
Seats
10,032
both directions
Passengers
8,550
both directions
Load factor
85.2%
RPM ÷ ASM
Who flies ORD–SNN?
United Airlines was the only carrier to fly nonstop ORD–SNN in July 2026 (57 departures).
- UA
57 departures · 10,032 seats
Share of departures100.0%85.2%
Load
What plane flies ORD–SNN?
In July 2026, the Boeing 757-200 flew 100% of ORD–SNN departures.
- Boeing 757-200
57 departures · 85.2% load
100.0%
How has ORD–SNN traffic changed?
Nonstop ORD–SNN departures fell from 62 in August 2025 to 57 in July 2026.
Monthly nonstop ORD–SNN traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
62 departures · 8,594 passengers
78.8%
Load
September 2025
47 departures · 6,372 passengers
77.0%
Load
October 2025
0 departures · 0 passengers
—
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
0 departures · 0 passengers
—
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
0 departures · 0 passengers
—
Load
April 2026
0 departures · 0 passengers
—
Load
May 2026
21 departures · 2,735 passengers
74.0%
Load
June 2026
59 departures · 7,742 passengers
74.6%
Load
July 2026
57 departures · 8,550 passengers
85.2%
Load
By direction
Each direction is filed separately — they rarely match.
SNN → ORD
84.5% full
29 departures · 4,312 passengers
ORD → SNN
86.0% full
28 departures · 4,238 passengers
Nonstop ORD–SNN traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Shannon
IE
Shannon Airport
Coordinates
52.70°N, 8.92°W
Hemisphere
N · W
Frequently asked
How far is Chicago (ORD) from Shannon (SNN)?
ORD to SNN is 3,580 miles (5,762 km / 3,111 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to SNN?
A nonstop covers the 3,580-mile great-circle distance in roughly 7h 58m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–SNN?
In July 2026, the Boeing 757-200 flew the largest share of departures (100.0%).
What mileage do I earn flying ORD–SNN?
Distance-based programs credit off the 3,580-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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