When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 18% on flights from Portland to Costa Rica compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $552. For sooner than that we have options available in the next 3 days from $694.
September can be a great time to fly to Costa Rica from Portland with a flight ticket averaging about $696. Cheapflights users have found deals in the month of September for as cheap as $291. The most expensive prices can be found in the month of March.
When flying from Portland to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$315 - $574
Route
Depart
Return
Price
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Mon 8/26
2 stops23h 16m
San José Juan Santamaria Intl
Tue 9/10
2 stops24h 50m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Mon 8/26
3 stops33h 52m
San José Juan Santamaria Intl
Tue 9/10
2 stops24h 50m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Sun 8/4
1 stop11h 21m
San José Juan Santamaria Intl
Wed 8/14
1 stop12h 33m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Sun 8/4
1 stop11h 21m
San José Juan Santamaria Intl
Wed 8/14
2 stops17h 00m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Fri 11/8
1 stop11h 01m
San José Juan Santamaria Intl
Fri 11/15
1 stop10h 48m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Sat 9/14
2 stops12h 40m
San José Juan Santamaria Intl
Mon 9/23
2 stops28h 37m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Thu 8/15
1 stop12h 18m
Liberia
Wed 9/11
2 stops22h 30m
PortlandSan José Juan Santamaria Intl
PDX - SJO
PDXSJO
Portland
Sun 7/21
2 stops17h 28m
San José Juan Santamaria Intl
Tue 7/30
2 stops35h 16m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Tue 8/6
1 stop13h 30m
Liberia
Mon 8/12
2 stops22h 00m
No data available for this route at this time. Please check back soon.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to Costa Rica. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Costa Rica from Portland.
Yes! Cheapflights helps users easily find flights from Portland to Costa Rica with no change fees.
Yes, Cheapflights offers price alerts on Portland to Costa Rica flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.