July is the cheapest month to fly this route, with average fares around $176 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $186 | $118 | ||
| June 2026 | $189 | $149 | Peak | |
| July 2026 | $176 | $130 | Best | |
| August 2026 | $185 | $160 |
Departing on Saturday offers the lowest average fares at $170. Tuesday departures are the most expensive at $196, a difference of $26.
The best time to fly is July. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Los Angeles to Portland is July, with average round-trip fares around $176. The lowest fare found in July is $130.
Saturday departures are the cheapest, averaging $170 round trip. The most expensive day is Tuesday at $196.
Based on current pricing trends, booking for July travel offers the best value. Avoid June if possible, as fares average $189 compared to $176 in the cheapest month. May is a solid middle-ground option at $186.
Flying in July instead of June can save you approximately $13 per round trip. The cheapest month averages $176 while the most expensive averages $189.
Airlines, flight times, price calendar, and more for Los Angeles to Portland
View LAX → PDX Details