What is the best time to cross Derby Line I-91?

For vehicles in the General lane, typically Monday at 7:00 PM, with an average wait of ≈5m. The number comes from CBP's official hourly statistics and refreshes daily.

What is the worst time to cross Derby Line I-91?

For vehicles in the General lane, the heaviest point of the week is usually Friday at 9:00 PM, with a typical wait of ≈26m. Check the live wait times before you leave — any given day can behave differently from the typical pattern.

Where does this data come from and how reliable is it?

From CBP's official hourly statistics for Derby Line I-91: we take the most recent typical pattern for each weekday (the averages are CBP's), so it reflects the usual behavior, not a forecast. Any given day can vary with weather, holidays or operations — so check the live wait times before you leave.

Is the best time the same for every lane?

Each tab summarizes the General lane for its mode: vehicles, pedestrian or commercial. Trusted lanes (SENTRI or NEXUS, and Ready Lane where available) usually move at their own pace; compare all lanes live on the Derby Line I-91 page.

Quebec Vermont

Best Time to Cross Derby Line I-91

CARGO · ANY DAY

Hardly any line ~5m

The line barely changes by day at this crossing. Cross whenever works for you.

Live times Hourly chart

We use the newest CBP typical profile for each weekday within a 14-day window. Data covers 4 of 7 weekdays; closed hours are excluded. This is a historical reference, not a forecast. How border wait times are calculated

Every day BEST TO WORST

Monday The best
~5m Fine if you skip the afternoon.
Thursday #2
~5m Good before dawn; midday climbs only a little.
Friday #3
~5m Good before dawn; midday climbs only a little.
Saturday The worst
~10m The worst of the week. Avoid 10 AM–2 PM.
Tuesday
—
Wednesday
—
Sunday
—

Frequently asked questions

What is the best time to cross Derby Line I-91?: For vehicles in the General lane, typically Monday at 7:00 PM, with an average wait of ≈5m. The number comes from CBP's official hourly statistics and refreshes daily.
What is the worst time to cross Derby Line I-91?: For vehicles in the General lane, the heaviest point of the week is usually Friday at 9:00 PM, with a typical wait of ≈26m. Check the live wait times before you leave — any given day can behave differently from the typical pattern.
Where does this data come from and how reliable is it?: From CBP's official hourly statistics for Derby Line I-91: we take the most recent typical pattern for each weekday (the averages are CBP's), so it reflects the usual behavior, not a forecast. Any given day can vary with weather, holidays or operations — so check the live wait times before you leave.
Is the best time the same for every lane?: Each tab summarizes the General lane for its mode: vehicles, pedestrian or commercial. Trusted lanes (SENTRI or NEXUS, and Ready Lane where available) usually move at their own pace; compare all lanes live on the Derby Line I-91 page.