Best Time to Fly EWR to OPO

The cheapest days to fly Newark (EWR) to OPO (OPO) are usually Wednesday. Sunday is often the priciest day in the current pattern.Updated June 25, 2026.

Best to Fly

Wednesday

Departure Day

MON

TUE

WED

THU

FRI

SAT

SUN

Wednesday tend to offer the lowest base fares. Avoid Sunday.

Best to Book

21-30

Days Advance

Current booking window for this route. Prices often jump significantly inside 21 days.

Best to Go

APR

Lowest Fares

Historical low-season for OPO.

Analyst Brief

The timing gate for Newark (EWR) to OPO (OPO) shows strong weekday stratification. Leaving on Wednesday avoids the Sunday business-travel premium. Ensure you pair this departure timing with the 21-30 day booking window.