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Route Reliability

Seattle → MFR

SEA–MFR · 352 miles · Seattle–Tacoma International Airport to MFR Airport

87
Pretty Reliable
WanderNerd Reliability Score
86%
Arrive within 15 minutes
0 min
Average arrival delay
1.4%
Cancelled
2,284
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines90%1,059 flights
  2. 2.Alaska Airlines82%1,225 flights

What the data says

The late departure is the smart one here.

SEA–MFR flights departing between 9 PM–12 AM arrived on time 89% of the time, versus 80% between 6–9 PM.

Sunday scaries are real for this one.

SEA–MFR flights arrived on time 90% of the time on Tuesdays. On Sundays: 83%.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 90% of the time on this route; Alaska Airlines managed 82%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon87%(332 flights)
  • Tue90%(321 flights)
  • Wed88%(322 flights)
  • Thu85%(323 flights)
  • Fri83%(323 flights)
  • Sat85%(296 flights)
  • Sun83%(327 flights)
On-time by departure window
  • 9 AM–12 PM82%(734 flights)
  • 12–3 PM86%(162 flights)
  • 3–6 PM88%(610 flights)
  • 6–9 PM80%(91 flights)
  • 9 PM–12 AM89%(647 flights)
On-time trend by month
86%
May

Jun 82% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%190
July 202579%184
August 202585%214
September 202592%209
October 202590%204
November 202587%183
December 202582%187
January 202680%163
February 202690%157
March 202686%178
April 202689%182
May 202686%193

Keep nerding

Based on 2,284 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.