Flights Seattle → Kailua-Kona
As of October 2026, economy flights from Seattle to Kailua-Kona have a typical range USD 931–2202, median USD 1364. Full range across all 212 offers: USD 804–3782. We analyzed 212 offers from 6 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Seattle → Kailua-Kona
Based on 212 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Seattle → Kailua-Kona
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Alaska Airlines | Included | USD 35 | — |
| Southwest Airlines | Included | Included | — |
| Alaska | — | USD 90 | — |
| American Airlines | Included | USD 35 | — |
| United | Included | USD 35 | — |
| Delta | Included | USD 35 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Seattle to Kailua-Kona cost?
Based on 212 offers · October 2026
Seattle to Kailua-Kona flights ranged from USD 804 to USD 3782 across 212 offers analyzed in October 2026. The chart below shows how prices distributed across all 212 offers.
These 212 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 1058 and USD 1699
What hidden fees do Seattle to Kailua-Kona flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Seattle to Kailua-Kona routes. The breakdown below is based on 212 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| AS | 45 | 5% |
| WN | 0 | 0% |
| Alaska | 90 | 7% |
| AA | 45 | 2% |
| UA | 45 | 3% |
| DL | 45 | 3% |
Alaska: base ~USD 1267 + fees USD 90 = ~USD 1357 total. American Airlines: base ~USD 1572 + fees USD 45 = ~USD 1617 total.
Alaska's USD 90 ancillary fees narrow the gap with American Airlines's lower-fee model — the USD 305 base difference shrinks to USD 260 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Seattle to Kailua-Kona?
6 airlines flew Seattle to Kailua-Kona in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (Alaska Airlines), fares ranged USD 814–1073 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Alaska Airlines | 53 | 814–1073 | 967 | 45 (5%) |
 Alaska | 9 | 1042–1805 | 1357 | 90 (7%) |
 Southwest Airlines | 35 | 1075–1579 | 1364 | 0 (0%) |
 American Airlines | 49 | 1302–2769 | 1617 | 45 (3%) |
 Delta Air Lines | 12 | 1269–1972 | 1634 | 45 (3%) |
 United Airlines | 54 | 1201–2423 | 1647 | 45 (3%) |
Where do the best Seattle → Kailua-Kona prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Seattle to Kailua-Kona flights
- Full-service carriers on Seattle–Kailua-Kona cost 1.1x more than budget airlines (USD 1444 vs USD 1364 median; overall median USD 1364).
- Alaska charges 2.0x more in ancillary fees than DL — USD 90 vs USD 45 avg per booking.
- The same route priced USD 12 apart depending on where it was booked — the lowest median was USD 1357. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Seattle to Kailua-Kona cost?
- Based on 212 offers analyzed, Seattle to Kailua-Kona flights range from USD 804 to USD 3782, with a median price of USD 1364. Search for your specific dates →
- What hidden fees should I expect on Seattle to Kailua-Kona flights?
- On average, ancillary fees (bags, seat selection) add USD 39 to the base fare on Seattle to Kailua-Kona flights. See itemized fees for your itinerary →
- Which airline is cheapest on Seattle to Kailua-Kona including all fees?
- Alaska Airlines has the lowest median fare on Seattle to Kailua-Kona at USD 967 (median across 53 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Seattle–Kailua-Kona flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 1357. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Seattle to Kailua-Kona routes?
- Seattle to Kailua-Kona has 6 airlines competing, creating a price range from USD 804 to USD 3782 across 212 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
6 airlines compete on this route — we check every one
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