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Ontario to Tokyo in December 2026 ONT → HND, NRT

Ontario International Airport (ONT) → Haneda Airport (HND), Narita International Airport (NRT)

For departures in December 2026, the cheapest return found recently is $970 with United Airlines, 6 Dec – 22 Dec, found yesterday.

Return

In December 2026, the cheapest return fare on each of 7 departure dates is usually $904 to $1,336. Across all 36 departure dates we hold on this route, it is usually $1,037 to $1,245. Of the 4 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$970

6 Dec – 22 Dec · United Airlines

Ontario International Airport (ONT) → Narita International Airport (NRT)

out 1 stop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$809

4 Dec – 18 Dec · Frontier Airlines

Ontario International Airport (ONT) → Narita International Airport (NRT)

out 1 stop, back nonstop

found 4 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
4 Dec – 18 Dec$809Frontier Airlinesout 1 stop, back nonstopfound 4 days agoSee prices for these dates
1 Dec – 15 Dec$837Frontier Airlinesout 1 stop, back nonstopfound 6 days agoSee prices for these dates
6 Dec – 22 Dec$970United Airlinesout 1 stop, back nonstopfound yesterdaySee prices for these dates
3 Dec – 15 Dec$1,044Alaska Airlinesout 1 stop, back 1 stopfound yesterdaySee prices for these dates
11 Dec – 25 Dec$1,336Alaska Airlinesout 1 stop, back nonstopfound 3 days agoSee prices for these dates

Every date we hold

7 departure dates

1 Dec – 15 Dec: $837, found 6 days ago3 Dec – 15 Dec: $1,044, found yesterday4 Dec – 18 Dec: $809, found 4 days ago6 Dec – 22 Dec: $970, found yesterday11 Dec – 25 Dec: $1,336, found 3 days ago13 Dec – 21 Dec: $1,336, found 5 days ago27 Dec – 7 Jan 2027: $1,341, found 5 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 15 Dec$837Frontier AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back nonstopfound 6 days agoSee prices for these dates
3 Dec – 15 Dec$1,044Alaska AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
4 Dec – 18 Dec$809Frontier AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back nonstopfound 4 days agoSee prices for these dates
6 Dec – 22 Dec$970United AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back nonstopfound yesterdaySee prices for these dates
11 Dec – 25 Dec$1,336Alaska AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back nonstopfound 3 days agoSee prices for these dates
13 Dec – 21 Dec$1,336Japan AirlinesOntario International Airport (ONT) → Narita International Airport (NRT)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
27 Dec – 7 Jan 2027$1,341American AirlinesOntario International Airport (ONT) → Haneda Airport (HND)out 1 stop, back 2 stopsfound 5 days agoSee prices for these dates

Which month looks cheapest?

January 2027 is the cheapest month — from $608.

October 2026From $1,0432 departure dates27 Oct – 10 Nov · found 4 days agoSee prices for these dates
November 2026From $9397 departure dates28 Nov – 15 Dec · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $8097 departure dates4 Dec – 18 Dec · found 4 days agoSee prices for these dates
January 2027From $608Cheapest seen6 departure dates13 Jan 2027 – 21 Jan 2027 · found 7 hours agoSee prices for these dates
February 2027From $9611 departure date3 Feb 2027 – 16 Feb 2027 · found 4 days agoSee prices for these dates
March 2027From $1,1345 departure dates20 Mar 2027 – 3 Apr 2027 · found 5 days agoSee prices for these dates
April 2027From $1,1032 departure dates2 Apr 2027 – 12 Apr 2027 · found 2 days agoSee prices for these dates
June 2027From $1,5171 departure date10 Jun 2027 – 20 Jun 2027 · found 2 days agoSee prices for these dates
July 2027From $8502 departure dates21 Jul 2027 – 5 Aug 2027 · found yesterdaySee prices for these dates
August 2027From $1,1461 departure date9 Aug 2027 – 16 Aug 2027 · found 2 days agoSee prices for these dates
September 2027From $1,0312 departure dates18 Sept 2027 – 27 Sept 2027 · found 6 days agoSee prices for these dates

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