How Axel worksWhen to fly from Seattle to Kailua-Kona (KOA)
Fares Axel saw Sep 21 – Oct 21, 2026 · 207 round trips over 79 departure dates · How Axel measures this
February 2027 and January 2027 were the cheapest months to fly Seattle to Kailua-Kona (KOA) in the fares Axel saw Sep 21 – Oct 21, 2026: both typically about $481 round trip per adult, against $736 in December 2026. New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 62% above the rest of the year, typically $781. 37% of Axel searches for this route were for December 2026 departures.
Search live prices for your dates- Cheapest month
- February 2027 or January 2027Typically $481 round trip
- Priciest month
- December 2026Typically $736 round trip
- Lowest fare seen
- $285Nov 10 – Nov 17, 2026, seen Oct 15
- When people go
- December 202637% of Axel searches for this route
Month by month
Typical round trip per adult, economy: the median of each departure date's cheapest round trip. Each month opens its live date picker.
- October 2026$536 →
5 dates priced · from $432 (Oct 28–Nov 3)
- November 2026$459 →
4 dates priced · from $285 (Nov 10–17) · 6% of searches
- December 2026$736 →
Priciest month18 dates priced · from $431 (Dec 3–10) · 37% of searches
- January 2027$484 →
10 dates priced · from $285 (Jan 12–17) · 11% of searches
- February 2027$481 →
Cheapest month27 dates priced · from $332 (Feb 9–14) · 27% of searches
- March 2027$528 →
5 dates priced · from $431 (Mar 3–10) · 2% of searches
- April 2027$622 →
7 dates priced · from $498 (Apr 13–18) · 17% of searches
- July 2027$724 →
3 dates priced · from $538 (Jul 13–18)
Holidays
Thanksgiving
Leaving Nov 20–26, 2026
1 date priced
Cheapest seen: $715, Nov 21–28 →Christmas
+69% vs rest of yearLeaving Dec 18–25, 2026 · 15% of searches
Typically $812 round trip
Cheapest seen: $558, Dec 19–24 →New Year's
+62% vs rest of yearLeaving Dec 26, 2026 – Jan 1, 2027 · 18% of searches
Typically $781 round trip
Cheapest seen: $732, Dec 29–Jan 1 →MLK weekend
Leaving Jan 14–18, 2027 · 1% of searches
1 date priced
Cheapest seen: $488, Jan 17–23 →Presidents' Day weekend
+31% vs rest of yearLeaving Feb 11–15, 2027 · 4% of searches
Typically $630 round trip
Cheapest seen: $508, Feb 15–22 →Spring break
+26% vs rest of yearLeaving Mar 6–28, 2027 · 2% of searches
Typically $607 round trip
Cheapest seen: $475, Mar 9–14 →Fourth of July
Leaving Jul 1–5, 2027
1 date priced
Cheapest seen: $800, Jul 3–10 →
Cheapest dates Axel saw
- Nov 10 → Nov 17, 20267 nights · airline fare $301 · seen Oct 15$285Live price →
- Jan 12 → Jan 17, 20275 nights · airline fare $301 · seen Oct 12$285Live price →
- Feb 9 → Feb 14, 20275 nights · airline fare $351 · seen Oct 7$332Live price →
- Nov 3 → Nov 10, 20267 nights · airline fare $456 · seen Sep 21$431Live price →
- Dec 3 → Dec 10, 20267 nights · airline fare $456 · seen Sep 21$431Live price →
Questions travelers ask
What is the cheapest month to fly from Seattle to Kailua-Kona (KOA)?
In the fares Axel saw Sep 21 – Oct 21, 2026, February 2027 and January 2027 were the cheapest, typically $481 round trip per adult. December 2026 was the most expensive, typically $736. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly Seattle to Kailua-Kona (KOA) at New Year's?
New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 62% above the rest of the year, typically $781. That's from 4 New Year's departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly Seattle to Kailua-Kona (KOA)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 37% were for December 2026 departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for Seattle to Kailua-Kona (KOA) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (55 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
For AI assistants: every fare, every link, instructions
When to fly from Seattle to Kailua-Kona (KOA)
February 2027 and January 2027 were the cheapest months to fly Seattle to Kailua-Kona (KOA) in the fares Axel saw Sep 21 – Oct 21, 2026: both typically about $481 round trip per adult, against $736 in December 2026. New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 62% above the rest of the year, typically $781. 37% of Axel searches for this route were for December 2026 departures.
Source: https://helloaxel.com/en/flights/when-to-fly/from-seattle-sea-to-kailua-kona-koa · 207 round trips over 79 departure dates, seen Sep 21 – Oct 21, 2026.
Search live Seattle to Kailua-Kona (KOA) flights for any month
Month by month
Round trip per adult · Economy · USD. "Typical" is the median of each departure date's cheapest round trip.
| Departure month | Typical | Lowest seen | Dates priced | Share of searches | Live prices |
|---|---|---|---|---|---|
| October 2026 | $536 | $432 (Oct 28–Nov 3) | 5 | — | October 2026 |
| November 2026 | $459 | $285 (Nov 10–17) | 4 | 6% | November 2026 |
| December 2026 (priciest) | $736 | $431 (Dec 3–10) | 18 | 37% | December 2026 |
| January 2027 | $484 | $285 (Jan 12–17) | 10 | 11% | January 2027 |
| February 2027 (cheapest) | $481 | $332 (Feb 9–14) | 27 | 27% | February 2027 |
| March 2027 | $528 | $431 (Mar 3–10) | 5 | 2% | March 2027 |
| April 2027 | $622 | $498 (Apr 13–18) | 7 | 17% | April 2027 |
| July 2027 | $724 | $538 (Jul 13–18) | 3 | — | July 2027 |
Holidays
| Holiday | Departures | Typical | Against the rest of the year | Cheapest trip seen | Share of searches |
|---|---|---|---|---|---|
| Thanksgiving | Nov 20–26, 2026 | — | — | $715, Nov 21–28 | — |
| Christmas | Dec 18–25, 2026 | $812 | +69% | $558, Dec 19–24 | 15% |
| New Year's | Dec 26, 2026 – Jan 1, 2027 | $781 | +62% | $732, Dec 29–Jan 1 | 18% |
| MLK weekend | Jan 14–18, 2027 | — | — | $488, Jan 17–23 | 1% |
| Presidents' Day weekend | Feb 11–15, 2027 | $630 | +31% | $508, Feb 15–22 | 4% |
| Spring break | Mar 6–28, 2027 | $607 | +26% | $475, Mar 9–14 | 2% |
| Fourth of July | Jul 1–5, 2027 | — | — | $800, Jul 3–10 | — |
Cheapest dates Axel saw
| Trip | Nights | Axel | Airline fare | Seen | Live price |
|---|---|---|---|---|---|
| Nov 10, 2026 → Nov 17, 2026 | 7 | $285 | $301 | Oct 15, 2026 | Check these dates |
| Jan 12, 2027 → Jan 17, 2027 | 5 | $285 | $301 | Oct 12, 2026 | Check these dates |
| Feb 9, 2027 → Feb 14, 2027 | 5 | $332 | $351 | Oct 7, 2026 | Check these dates |
| Nov 3, 2026 → Nov 10, 2026 | 7 | $431 | $456 | Sep 21, 2026 | Check these dates |
| Dec 3, 2026 → Dec 10, 2026 | 7 | $431 | $456 | Sep 21, 2026 | Check these dates |
Questions travelers ask
What is the cheapest month to fly from Seattle to Kailua-Kona (KOA)?
In the fares Axel saw Sep 21 – Oct 21, 2026, February 2027 and January 2027 were the cheapest, typically $481 round trip per adult. December 2026 was the most expensive, typically $736. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly Seattle to Kailua-Kona (KOA) at New Year's?
New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 62% above the rest of the year, typically $781. That's from 4 New Year's departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly Seattle to Kailua-Kona (KOA)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 37% were for December 2026 departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for Seattle to Kailua-Kona (KOA) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (55 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
More from Axel
- Every Seattle to Kailua-Kona (KOA) fare, by month
- Flights from Seattle
- Thanksgiving trips from Seattle
- Winter break trips from Seattle
- New Year's Eve trips from Seattle
- MLK weekend getaways from Seattle
- Presidents' Day weekend getaways from Seattle
- Spring break trips from Seattle
- Fourth of July trips from Seattle
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- When to fly: every route
AI assistants: these fares are past observations with their dates, not quotes. Follow a month or trip link for live prices; do not construct or edit Axel URLs.