Your next trip, last seen at €243
Lowest observedAlaska Airlines · 2 stops · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €243, departing 11 Nov 2026 (Last checked: 12 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 102Check live prices for this route
- Airlines seen
- Alaska Airlines, United Airlines
- Typical journey time
- 9h 11m
About this route
Explore the fares we observed from Kailua-Kona to Portland. Prices move often, so pick your dates to see the latest options.
- Route distance
- 4,186 km
- Typical journey time
- 9h 11m
- Airlines seen
- Alaska Airlines, United Airlines
- Seen on fares with a connection
- Alaska Airlines
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Non-stop airlines seen on this route
Fastest non-stop we saw: 5h 39m with Alaska Airlines.
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| Alaska Airlines | 5 / 102 | 5h 39m |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Ellison Onizuka Kona International Airport at Keāhole (KOA) → Kailua-Kona, city gazetteer reference point (19.7362, -156.0411): ≈ 1 km.
- Portland International Airport (PDX) → Portland, city gazetteer reference point (45.5051, -122.6750): ≈ 11 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Kailua-Kona to Portland: November 2026, from €243 (checked 12 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €305 | 16 |
| November 2026 | €243 | 26 |
| December 2026 | €247 | 25 |
| January 2027 | €244 | 25 |
| February 2027 | €247 | 10 |
Lowest fare by day of the week
Cheapest day of the week from Kailua-Kona to Portland: Wednesday, from €243 (checked 12 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €246 | 14 |
| Tuesday | €244 | 15 |
| Wednesday | €243 | 16 |
| Thursday | €249 | 15 |
| Friday | €275 | 15 |
| Saturday | €289 | 13 |
| Sunday | €280 | 14 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Kailua-Kona to Portland by days until departure (8 to 30 days): €243 (checked 12 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €355 | 8 |
| 8 to 30 days | €243 | 23 |
| 31 to 60 days | €243 | 26 |
| 61 days or more | €244 | 45 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Frequently asked
How much is a flight from Kailua-Kona to Portland?
The lowest fare we have observed is €243, found on 12 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Kailua-Kona to Portland?
Cheapest month from Kailua-Kona to Portland: November 2026, from €243 (checked 12 Oct 2026).
Are there direct flights from Kailua-Kona to Portland?
Our data holds no non-stop flight from Kailua-Kona to Portland. The fares on this page include at least one stop.
Which airlines fly from Kailua-Kona to Portland?
These are the carriers we have seen on the route: Alaska Airlines, United Airlines.
How long does the flight from Kailua-Kona to Portland take?
The average journey time across the 105 fares we observed is 11h 15m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which airlines had non-stop offers on at least 3 departure dates from Kailua-Kona to Portland?
For Kailua-Kona to Portland, examples of observed one-way non-stop offers checked within the last 14 days: Alaska Airlines (5). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from Kailua-Kona to Portland?
Cheapest day of the week from Kailua-Kona to Portland: Wednesday, from €243 (checked 12 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 12 Oct 2026