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Route · SEA → MFR · 2020–2025 BTS data

Seattle to Medford

The SEA–MFR corridor (Seattle, WA → Medford, OR) runs ahead of the national average, served by 3 carriers across roughly 352 miles.

Data updated 2026-06-13

88.7%
On-time
+9.7 pts
vs US avg
64 min
Delay when late
9,865
Flights

Cancelled

1.3%

Best Month

Sep 2025 97%

Worst Month

Jan 2024 72%

Distance

352 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 97 15 1 1 OO
Nov 2025 98 13 6 1 OO
Oct 2025 96 5 0 0 OO
Sep 2025 90 3 0 0 OO
Aug 2025 91 6 0 0 OO
Jul 2025 92 11 0 0 OO
Jun 2025 90 7 0 0 OO
May 2025 93 8 0 0 OO
Apr 2025 86 5 0 0 OO
Mar 2025 88 9 0 0 OO
Feb 2025 78 11 4 0 OO
Jan 2025 84 7 8 2 OO
Dec 2024 78 12 6 2 OO
Nov 2024 77 7 0 1 OO
Oct 2024 84 12 0 0 OO
Sep 2024 80 15 0 0 OO
Aug 2024 83 12 0 0 OO
Jul 2024 85 8 0 0 OO
Jun 2024 85 17 0 0 OO
May 2024 88 9 1 0 OO
Apr 2024 86 7 0 0 OO
Mar 2024 88 9 0 0 OO
Feb 2024 81 5 0 0 OO
Jan 2024 81 23 1 0 OO

Cancellation Rate

1.3%

27 of 2,079 flights

Diversion Rate

0.3%

7 of 2,079 flights

What the Data Says About SEA to MFR

Seattle to Medford (SEA to MFR) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.7% on-time rate across 9,865 flights, with delays that do happen averaging 63.7 minutes. The corridor runs roughly 352 miles and is served by 3 carriers. Over the most recent 24 months, 27 of 2,079 flights were cancelled (1.3%) and 7 diverted (0.3%).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 97% on-time, while Jan 2024 came in at just 72% - a 25-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SEA to MFR?
Flights from Seattle to Medford have a 88.7% on-time rate based on 9,865 flights. The average delay is 63.7 minutes. The best recent month was Sep 2025 with 97% on-time.
What is the cancellation rate for SEA to MFR?
Over the last 24 months, 1.3% of flights on this route were cancelled (27 of 2,079 flights) and 0.3% were diverted.
How far is the flight from SEA to MFR?
The flight distance from Seattle (SEA) to Medford (MFR) is approximately 352 miles. This route is served by 3 carriers.
When is the best time to fly from SEA to MFR?
The best recent month for on-time performance was Sep 2025 (97% on-time). The worst was Jan 2024 (72% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.