Best time to cross · Washington
Best time to cross the Lynden-Aldergrove border
The lowest-wait and busiest windows at Lynden-Aldergrove, by weekday and hour, from ten years of CBSA readings (pre-2020).
Pre-2020 pattern. Based on the CBSA’s 2010–2020 hourly readings for Canada-bound passenger vehicles at Aldergrove. Use it to compare days and hours, not to expect a specific wait today. Check the live wait before you leave.
Lowest-wait windows
Ranked by the 90th percentile (one reading in ten was this long or longer), then the median. Hours are local time at the crossing.
- Thursday 01:00: median 0 min, 90th percentile 0 min (82 readings)
- Friday 07:00: median 0 min, 90th percentile 0 min (72 readings)
- Friday 01:00: median 0 min, 90th percentile 0 min (71 readings)
- Monday 07:00: median 0 min, 90th percentile 0 min (68 readings)
- Sunday 07:00: median 0 min, 90th percentile 0 min (65 readings)
Busiest windows
- Saturday 13:00: median 6 min, 90th percentile 45 min (702 readings)
- Sunday 19:00: median 10 min, 90th percentile 40 min (695 readings)
- Sunday 18:00: median 10 min, 90th percentile 36 min (718 readings)
- Saturday 15:00: median 7 min, 90th percentile 36 min (681 readings)
- Saturday 14:00: median 7 min, 90th percentile 36 min (708 readings)
Over April 2010 to March 2020, Sunday 00:00 had the lowest median passenger-vehicle wait (0 min, 353 readings); Sunday 17:00 the highest (10 min, 708 readings).
Weekday by hour
| Day | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun | 10 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 10 | 10 | 18 | 26 | 35 | 30 | 33 | 30 | 36 | 40 | 31 | 30 | 30 | 12 |
| Mon | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 6 | 7 | 12 | 18 | 22 | 22 | 20 | 21 | 20 | 20 | 20 | 15 | 10 | 4 |
| Tue | 4 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4 | 6 | 5 | 9 | 10 | 11 | 12 | 12 | 13 | 10 | 10 | 10 | 10 | 5 | 4 |
| Wed | 4 | 10 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4 | 5 | 4 | 7 | 10 | 15 | 14 | 14 | 15 | 15 | 15 | 10 | 10 | 6 | 4 |
| Thu | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 6 | 10 | 14 | 17 | 16 | 15 | 17 | 15 | 13 | 12 | 10 | 10 | 8 |
| Fri | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 7 | 7 | 10 | 16 | 19 | 20 | 25 | 20 | 20 | 19 | 18 | 15 | 13 | 10 |
| Sat | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 5 | 12 | 20 | 27 | 45 | 36 | 36 | 30 | 33 | 35 | 33 | 34 | 30 | 20 | 14 |
| Day | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 3 | 4 | 5 | 6 | 7 | 10 | 10 | 10 | 6 | 4 | 2 | 0 |
| Mon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 4 | 4 | 4 | 4 | 3 | 2 | 2 | 2 | 1 | 0 |
| Tue | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 3 | 2 | 3 | 2 | 2 | 2 | 2 | 1 | 0 | 0 |
| Wed | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 0 | 0 |
| Thu | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 3 | 4 | 4 | 3 | 2 | 3 | 2 | 2 | 1 | 0 |
| Fri | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 1 |
| Sat | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3 | 5 | 6 | 7 | 7 | 7 | 8 | 10 | 7 | 6 | 4 | 3 | 2 |
Darker cells are longer waits; a dot means too few readings. See the history page for the weekday summary and the period covered.
Holidays and events
This series is not broken out by holiday, so we do not state holiday waits. Long weekends and summer Fridays are the periods when the busiest windows above typically last longer; compare against the live figure on the day.