Cleveland (CLE) to Seattle (SEA)
Flight time
≈ 4h 50m
Bearing
296° NW
Cleveland (CLE) to Seattle (SEA) is 2,016 miles (3,244 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CLE–SEA
Filed traffic dataIn July 2026, Alaska Airlines operated the most departures, one of 3 carriers flying nonstop CLE–SEA; the Boeing 737-900ER was the most common aircraft at 56% of departures; flights ran 88% full.
Departures
124
July 2026
Seats
22,010
both directions
Passengers
19,429
both directions
Load factor
88.3%
RPM ÷ ASM
Who flies CLE–SEA?
Alaska Airlines operated the most nonstop CLE–SEA departures in July 2026 (122), one of 3 carriers on the route.
- AS
122 departures · 21,610 seats
Share of departures98.4%88.1%
Load
- DL
1 departures · 234 seats
Share of departures0.8%95.7%
Load
- UA
1 departures · 166 seats
Share of departures0.8%100.0%
Load
What plane flies CLE–SEA?
In July 2026, the Boeing 737-900ER flew 56% of CLE–SEA departures — more than any other aircraft type.
- Boeing 737-900ER
69 departures · 87.5% load
55.6% - Boeing 737 MAX 9
47 departures · 89.6% load
37.9% - Boeing 737-800
4 departures · 86.5% load
3.2% - Boeing 737 MAX 8
3 departures · 83.1% load
2.4% - Boeing 757-300
1 departures · 95.7% load
0.8%
How has CLE–SEA traffic changed?
Nonstop CLE–SEA departures rose from 115 in August 2025 to 124 in July 2026.
Monthly nonstop CLE–SEA traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
115 departures · 18,749 passengers
91.5%
Load
September 2025
95 departures · 13,788 passengers
83.2%
Load
October 2025
62 departures · 8,774 passengers
79.5%
Load
November 2025
51 departures · 6,642 passengers
73.8%
Load
December 2025
58 departures · 8,214 passengers
81.3%
Load
January 2026
42 departures · 5,239 passengers
70.3%
Load
February 2026
40 departures · 4,927 passengers
69.9%
Load
March 2026
52 departures · 7,820 passengers
86.1%
Load
April 2026
60 departures · 8,590 passengers
81.2%
Load
May 2026
92 departures · 12,432 passengers
77.9%
Load
June 2026
114 departures · 17,094 passengers
85.8%
Load
July 2026
124 departures · 19,429 passengers
88.3%
Load
By direction
Each direction is filed separately — they rarely match.
SEA → CLE
87.0% full
63 departures · 9,745 passengers
CLE → SEA
89.6% full
61 departures · 9,684 passengers
Nonstop CLE–SEA 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
Frequently asked
How far is Cleveland (CLE) from Seattle (SEA)?
CLE to SEA is 2,016 miles (3,244 km / 1,751 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CLE to SEA?
A nonstop covers the 2,016-mile great-circle distance in roughly 4h 50m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CLE–SEA?
In July 2026, the Boeing 737-900ER flew the largest share of departures (55.6%), followed by the Boeing 737 MAX 9 (37.9%).
What mileage do I earn flying CLE–SEA?
Distance-based programs credit off the 2,016-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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