Medford (MFR) to Seattle (SEA)
Flight time
≈ 1h 30m
Bearing
4° N
Medford (MFR) to Seattle (SEA) is 352 miles (566 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies MFR–SEA
Filed traffic dataIn May 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop MFR–SEA; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 74% full.
Departures
387
May 2026
Seats
28,968
both directions
Passengers
21,395
both directions
Load factor
73.9%
RPM ÷ ASM
Who flies MFR–SEA?
SkyWest Airlines operated the most nonstop MFR–SEA departures in May 2026 (263), one of 2 carriers on the route.
- OO
263 departures · 19,544 seats
Share of departures68.0%72.3%
Load
- QX
124 departures · 9,424 seats
Share of departures32.0%77.0%
Load
What plane flies MFR–SEA?
In May 2026, the Embraer E175 flew 100% of MFR–SEA departures.
- Embraer E175
387 departures · 73.9% load
100.0%
How has MFR–SEA traffic changed?
Nonstop MFR–SEA departures rose from 379 in June 2025 to 387 in May 2026.
Monthly nonstop MFR–SEA traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
379 departures · 23,402 passengers
83.4%
Load
July 2025
368 departures · 22,882 passengers
84.3%
Load
August 2025
429 departures · 24,249 passengers
76.0%
Load
September 2025
420 departures · 22,290 passengers
72.0%
Load
October 2025
409 departures · 22,243 passengers
74.1%
Load
November 2025
368 departures · 18,429 passengers
67.6%
Load
December 2025
378 departures · 19,644 passengers
70.0%
Load
January 2026
330 departures · 14,856 passengers
61.1%
Load
February 2026
314 departures · 14,882 passengers
64.5%
Load
March 2026
359 departures · 18,054 passengers
67.9%
Load
April 2026
363 departures · 16,995 passengers
62.9%
Load
May 2026
387 departures · 21,395 passengers
73.9%
Load
By direction
Each direction is filed separately — they rarely match.
SEA → MFR
72.5% full
194 departures · 10,526 passengers
MFR → SEA
75.2% full
193 departures · 10,869 passengers
Nonstop MFR–SEA 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
Frequently asked
How far is Medford (MFR) from Seattle (SEA)?
MFR to SEA is 352 miles (566 km / 306 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from MFR to SEA?
A nonstop covers the 352-mile great-circle distance in roughly 1h 30m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies MFR–SEA?
In May 2026, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying MFR–SEA?
Distance-based programs credit off the 352-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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