Cheap flights from Portland, Oregon to Kona or Lihue, Hawaii for only $314 roundtrip with American Airlines.

Also works in reverse.

DEPART:
Portland, USA

ARRIVE:
Kona/Lihue, USA

RETURN:
Portland, USA

DATES:
Availability from April to May 2018

Example dates:

Portland – Kona
16th-23rd Apr
23rd-30th Apr
30th Apr – 7th May
30th Apr – 8th May
30th Apr – 9th May
7th-14th May
7th-15th May
7th-16th May
8th-14th May
8th-15th May
8th-16th May
10th-16th May

Portland – Lihue
26th Apr – 3rd May
30th Apr – 7th May
30th Apr – 8th May
30th Apr – 9th May
7th-14th May
7th-15th May
7th-16th May
8th-14th May
8th-15th May
8th-16th May
10th-16th May

Kona – Portland
23rd-30th Apr
30th Apr – 7th May
30th Apr – 8th May
3rd-10th May
7th-14th May
7th-15th May
7th-16th May
8th-14th May
8th-15th May
8th-16th May
9th-15th May
9th-16th May
10th-16th May

Lihue – Portland
3rd-10th May
7th-14th May
7th-16th May
8th-14th May
8th-16th May
9th-16th May

and more…

STOPS:
Los Angeles

AIRLINES:
American Airlines

Complete the search box with the example dates listed above: