Best Time to Fly MSO to SEA
Missoula to Seattle — month-by-month delay data from the Bureau of Transportation Statistics.
Best month
January
1% on time
Worst month
January
1% on time
MSO → SEA on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| January | 1% | 0% | 93 |
| February | 1% | 0% | 65 |
| March | 1% | 0% | 85 |
| April | 1% | 0% | 123 |
| May | 1% | 0% | 114 |
| June | 1% | 0% | 153 |
| July | 1% | 0% | 129 |
| August | 1% | 0% | 62 |
| September | 1% | 0% | 79 |
| October | 1% | 0% | 67 |
| November | 1% | 0% | 88 |
| December | 1% | 0% | 103 |
Frequently asked
What is the best month to fly from MSO to SEA?
January has the highest on-time rate at 1% for flights from Missoula to Seattle.
What is the worst month to fly MSO to SEA?
January has the lowest on-time rate at 1%, often due to winter weather.
How often are MSO to SEA flights delayed?
On average, 1% of flights from MSO to SEA arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.