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Ontario to Honolulu in December 2026 ONT → HNL

Ontario International Airport (ONT) → Honolulu International Airport (HNL)

For departures in December 2026, the cheapest return found recently is $477 with Southwest Airlines, 31 Dec – 9 Jan 2027, found yesterday. The cheapest one-way found recently is $186 with Southwest Airlines, 7 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 9 departure dates is usually $447 to $626. Across all 38 departure dates we hold on this route, it is usually $455 to $603. Of the 4 months with enough return fares to compare, 1 is usually cheaper than December 2026.

Cheapest return found recently

$477

31 Dec – 9 Jan 2027 · Southwest Airlines

Ontario International Airport (ONT) → Honolulu International Airport (HNL)

out 2 stops, back 2 stops

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$367

2 Dec – 8 Dec · Southwest Airlines

Ontario International Airport (ONT) → Honolulu International Airport (HNL)

out 2 stops, back 1 stop

found 3 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
2 Dec – 8 Dec$367Southwest Airlinesout 2 stops, back 1 stopfound 3 days agoSee prices for these dates
8 Dec – 27 Dec$445Southwest Airlinesout nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 15 Dec$447Southwest Airlinesout 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
31 Dec – 9 Jan 2027$477Southwest Airlinesout 2 stops, back 2 stopsfound yesterdaySee prices for these dates
13 Dec – 19 Dec$480Alaska Airlinesout nonstop, back nonstopfound yesterdaySee prices for these dates

Every date we hold

9 departure dates

2 Dec – 8 Dec: $367, found 3 days ago8 Dec – 27 Dec: $445, found 5 days ago10 Dec – 15 Dec: $447, found 5 days ago13 Dec – 19 Dec: $480, found yesterday19 Dec – 27 Dec: $772, found yesterday22 Dec – 25 Dec: $547, found 3 days ago28 Dec – 28 Dec: $626, found yesterday30 Dec – 4 Jan 2027: $634, found 3 days ago31 Dec – 9 Jan 2027: $477, found yesterdayDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Dec – 8 Dec$367Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 2 stops, back 1 stopfound 3 days agoSee prices for these dates
8 Dec – 27 Dec$445Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 15 Dec$447Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
13 Dec – 19 Dec$480Alaska AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Dec – 27 Dec$772American AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 1 stop, back nonstopfound yesterdaySee prices for these dates
22 Dec – 25 Dec$547Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 2 stops, back nonstopfound 3 days agoSee prices for these dates
28 Dec – 28 Dec$626Alaska AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out nonstop, back nonstopfound yesterdaySee prices for these dates
30 Dec – 4 Jan 2027$634American AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
31 Dec – 9 Jan 2027$477Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)out 2 stops, back 2 stopsfound yesterdaySee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $367.

October 2026From $5552 departure dates28 Oct – 1 Nov · found 5 days agoSee prices for these dates
November 2026From $3808 departure dates4 Nov – 13 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $367Cheapest seen9 departure dates2 Dec – 8 Dec · found 3 days agoSee prices for these dates
January 2027From $4532 departure dates11 Jan 2027 – 17 Jan 2027 · found 2 days agoSee prices for these dates
February 2027From $4507 departure dates21 Feb 2027 – 6 Mar 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $5071 departure date8 Mar 2027 – 12 Mar 2027 · found 5 days agoSee prices for these dates
April 2027From $5081 departure date8 Apr 2027 – 16 Apr 2027 · found 6 days agoSee prices for these dates
June 2027From $5985 departure dates1 Jun 2027 – 5 Jun 2027 · found 4 days agoSee prices for these dates
August 2027From $5451 departure date12 Aug 2027 – 21 Aug 2027 · found yesterdaySee prices for these dates
September 2027From $1,5372 departure dates7 Sept 2027 – 14 Sept 2027 · found 6 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 3 departure dates is usually $199 to $235. Across all 8 departure dates we hold on this route, it is usually $199 to $258.

Cheapest one-way found recently

$186

7 Dec · Southwest Airlines

Ontario International Airport (ONT) → Honolulu International Airport (HNL)

nonstop

found 2 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
7 Dec$186Southwest Airlinesnonstopfound 2 days agoOpen this trip
30 Dec$212Frontier Airlines1 stopfound 4 days agoOpen this trip
11 Dec$257Southwest Airlines2 stopsfound 6 days agoOpen this trip

Every date we hold

3 departure dates

7 Dec: $186, found 2 days ago11 Dec: $257, found 6 days ago30 Dec: $212, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
7 Dec$186Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)nonstopfound 2 days agoOpen this trip
11 Dec$257Southwest AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)2 stopsfound 6 days agoOpen this trip
30 Dec$212Frontier AirlinesOntario International Airport (ONT) → Honolulu International Airport (HNL)1 stopfound 4 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $186.

November 2026From $1882 departure dates30 Nov · found 6 days agoOpen this tripEvery date in November 2026
December 2026From $186Cheapest seen3 departure dates7 Dec · found 2 days agoOpen this trip
March 2027From $2601 departure date16 Mar 2027 · found yesterdayOpen this trip
April 2027From $2491 departure date15 Apr 2027 · found 4 days agoOpen this trip
September 2027From $2831 departure date8 Sept 2027 · found 5 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work