Japan Airlines Flight NH631 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Japan Airlines Flight 631 Route Deals From $106

The cheapest prices found with in the last 7 days for return flights were $209 and $106 for one-way flights to Kumamoto for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 12 - Sun, Nov 16
HND
Haneda
KMJ
Kumamoto
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select Japan Airlines flight, departing Wed, Nov 12 from Haneda to Kumamoto, returning Sun, Nov 16, priced at $209 found 7 hours ago
Wed, Nov 12 - Sun, Nov 16
HND
Haneda
KMJ
Kumamoto
$211 Roundtrip, found 7 hours ago
$211
Roundtrip
found 7 hours ago
Select Japan Airlines flight, departing Wed, Nov 12 from Haneda to Kumamoto, returning Sun, Nov 16, priced at $211 found 7 hours ago
Thu, Oct 23 - Fri, Oct 24
HND
Haneda
KMJ
Kumamoto
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Thu, Oct 23 from Haneda to Kumamoto, returning Fri, Oct 24, priced at $212 found 1 day ago
Sat, Oct 18 - Wed, Oct 29
HND
Haneda
KMJ
Kumamoto
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Sat, Oct 18 from Haneda to Kumamoto, returning Wed, Oct 29, priced at $214 found 2 days ago
Thu, Oct 16 - Sat, Oct 18
HND
Haneda
KMJ
Kumamoto
$218 Roundtrip, found 6 hours ago
$218
Roundtrip
found 6 hours ago
Select Japan Airlines flight, departing Thu, Oct 16 from Haneda to Kumamoto, returning Sat, Oct 18, priced at $218 found 6 hours ago
Sun, Sep 21 - Thu, Oct 9
HND
Haneda
KMJ
Kumamoto
$219 Roundtrip, found 4 days ago
$219
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Sun, Sep 21 from Haneda to Kumamoto, returning Thu, Oct 9, priced at $219 found 4 days ago
Thu, Sep 18 - Mon, Sep 22
HND
Haneda
KMJ
Kumamoto
$219 Roundtrip, found 13 hours ago
$219
Roundtrip
found 13 hours ago
Select Japan Airlines flight, departing Thu, Sep 18 from Haneda to Kumamoto, returning Mon, Sep 22, priced at $219 found 13 hours ago
Mon, Oct 20 - Fri, Oct 24
HND
Haneda
KMJ
Kumamoto
$220 Roundtrip, found 5 days ago
$220
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Mon, Oct 20 from Haneda to Kumamoto, returning Fri, Oct 24, priced at $220 found 5 days ago
Sun, Nov 2 - Mon, Nov 10
HND
Haneda
KMJ
Kumamoto
$222 Roundtrip, found 2 days ago
$222
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Sun, Nov 2 from Haneda to Kumamoto, returning Mon, Nov 10, priced at $222 found 2 days ago
Thu, Oct 16 - Sat, Oct 18
HND
Haneda
KMJ
Kumamoto
$225 Roundtrip, found 6 hours ago
$225
Roundtrip
found 6 hours ago
Select Japan Airlines flight, departing Thu, Oct 16 from Haneda to Kumamoto, returning Sat, Oct 18, priced at $225 found 6 hours ago

Frequently asked questions

What route does flight number JL631 take?
Flight number JL631 flies non-stop from Tokyo Haneda Airport to KMJ. During this journey, expect to be in the air for around 1 hour and 45 minutes. Book ahead to secure your preferred seat.
How often is JL631 on time?
Around 67% of flight number JL631 services touch down on time — so you may want to leave some room to move in your bookings. If your journey is delayed, the usual wait is around 14 minutes. Bear this in mind if you need to catch a connecting journey or someone special is collecting you from the airport. This service has a star rating of 2.45.
What terminal does JL631 fly out of?
You'll likely be climbing aboard the plane at Terminal 1 if you're traveling on flight number JL631 direct from Tokyo Airport (HND-Haneda) to Kumamoto Airport (KMJ).
What kind of plane is on flight number JL631?
The route for JL631 is predominantly HND to KMJ, and the Boeing 767-300 is the type of plane you're likely to be jetting off with.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your JL631 flight with Travelocity, please visit our Customer Service Portal.