Route · EUG → SFO · 2020–2025 BTS data
Eugene to San Francisco
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), EUG to SFO (Eugene to San Francisco) ranks #2185 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 83.9%
- On-time
- +4.9 pts
- vs US avg
- 93 min
- Delay when late
- 5,739
- Flights
- #2185 of 4927
- Corpus placement
Cancelled
1.3%
Best Month
Oct 2024 92%
Worst Month
Feb 2024 59%
Distance
451 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 91 | 26 | 1 | 0 | UA,OO |
| Nov 2025 | 91 | 30 | 0 | 0 | OO,UA |
| Oct 2025 | 93 | 15 | 0 | 0 | OO,UA |
| Sep 2025 | 90 | 16 | 2 | 0 | UA,OO |
| Aug 2025 | 93 | 20 | 1 | 0 | OO,UA |
| Jul 2025 | 92 | 13 | 0 | 0 | OO,UA |
| Jun 2025 | 90 | 12 | 0 | 0 | OO,UA |
| May 2025 | 84 | 12 | 1 | 0 | OO,UA |
| Apr 2025 | 81 | 14 | 0 | 0 | OO,UA |
| Mar 2025 | 64 | 15 | 0 | 0 | OO,UA |
| Feb 2025 | 56 | 10 | 0 | 0 | UA |
| Jan 2025 | 69 | 10 | 0 | 0 | OO,UA |
| Dec 2024 | 91 | 23 | 1 | 0 | OO,UA |
| Nov 2024 | 89 | 13 | 6 | 0 | OO,UA |
| Oct 2024 | 93 | 7 | 0 | 0 | UA,OO |
| Sep 2024 | 90 | 12 | 0 | 0 | OO,UA |
| Aug 2024 | 75 | 11 | 0 | 0 | OO,UA |
| Jul 2024 | 62 | 11 | 1 | 0 | OO,UA |
| Jun 2024 | 60 | 13 | 0 | 0 | UA |
| May 2024 | 62 | 24 | 1 | 0 | UA |
| Apr 2024 | 60 | 22 | 0 | 0 | UA |
| Mar 2024 | 62 | 22 | 0 | 0 | OO,UA |
| Feb 2024 | 58 | 24 | 0 | 0 | UA |
| Jan 2024 | 62 | 20 | 10 | 0 | OO,UA |
EUG–SFO seasonal on-time pattern
Best: October (90.6%) · weakest: December (76.1%)
Strongest calendar month
October
90.6% on-time · ~83 flights/mo
Busiest calendar month
July
~87 flights/mo avg
Weakest calendar month
December
76.1% on-time · ~79 flights/mo
Cancellation Rate
1.3%
24 of 1,858 flights
Diversion Rate
0.0%
0 of 1,858 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
EUG - Eugene
Full on-time, delay-cause, and seasonal performance for Eugene, OR.
EUG on-time profileSFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
SFO on-time profileCompare the two airports
See EUG and SFO side by side on delays, cancellations, and reliability.
Compare EUG vs SFOOrigin-hub reliability standing
Mid-pack among EUG departures
From EUG, this corridor sits with 4 other 75–85% on-time routes out of 11 tracked departures, not the hub's reliability leaders (5 at ≥85%) and not the softest ( 2 below 75%). Destination: San Francisco · fleet on-time rank #1612 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to EUG–SFO.
Routes with a similar on-time rate
What the Data Says About EUG to SFO
Bureau of Transportation Statistics records show Eugene to San Francisco (EUG to SFO) running a 83.9% on-time rate over 5,739 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 93.1 minutes. The 451-mile corridor is served by 4 carriers, and over the last 24 months 1.3% of 1,858 flights were cancelled, 0.0% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Feb 2024 came in at just 59% - a 34-point swing worth factoring into travel timing.
On the multi-year calendar, EUG–SFO peaks in October at 90.6% on-time while July carries the heaviest traffic (~87 flights per month) ; the softest month is December at 76.1%, a 14.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does EUG to SFO rank among US routes by traffic? ▼
How often are flights delayed from EUG to SFO? ▼
What is the cancellation rate for EUG to SFO? ▼
How far is the flight from EUG to SFO? ▼
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Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using EUG–SFO data
EUG–SFO runs 4.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare EUG and SFO airport profiles: delay causes and top routes differ even on the same corridor. EUG airport
- If your dates flex, October (90.6% on-time) beats December (76.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 83.9% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.