Sapporo to Iwanuma (CTS-SDJ): nonstop upgrade & award space

Japan Airlines, AIRDO, Ibex Airlines, All Nippon Airways, and EuroAtlantic Airways fly nonstop between Sapporo (CTS) and Iwanuma (SDJ), roughly 105 times a week. With this many departures on a short sector, premium cabins are small and turn over daily, so upgrade or award space opens and closes within hours. 2LNR tracks award seats on Japan Airlines across every CTS to SDJ date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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105
Nonstop flights a week
324 mi
Nonstop distance
Free
To get started

Sapporo to Iwanuma flight schedule

Scheduled nonstop departures for CTS to SDJ, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Sapporo (CTS) to Iwanuma (SDJ)
Date Flight Airline Departs CTS Arrives SDJ Duration Aircraft
JL 2900Japan Airlines07:3508:401h 5mE70
HD 100AIRDO07:5009:001h 10m737
FW 46Ibex Airlines09:5511:001h 5mCR7
JL 2902Japan Airlines11:0012:101h 10mE70
HD 106AIRDO12:5514:051h 10m737
MM 414EuroAtlantic Airways13:2014:301h 10m320
FW 48Ibex Airlines13:2514:301h 5mCR7
NH 1224All Nippon Airways14:0515:151h 10m738
JL 2904Japan Airlines14:3515:401h 5mE70
MM 418EuroAtlantic Airways16:3517:451h 10m320
HD 110AIRDO17:4518:551h 10m737
NH 1230All Nippon Airways18:3519:551h 20mDH4
JL 2906Japan Airlines18:5520:001h 5mE70
JL 2910Japan Airlines19:4520:501h 5mE70
FW 50Ibex Airlines20:0521:101h 5mCR7
JL 2900Japan Airlines07:3508:401h 5mE70
HD 100AIRDO07:5009:001h 10m737
FW 46Ibex Airlines09:5511:001h 5mCR7
JL 2902Japan Airlines11:0012:101h 10mE70
HD 106AIRDO12:5514:051h 10m737
MM 414EuroAtlantic Airways13:2014:301h 10m320
FW 48Ibex Airlines13:2514:301h 5mCR7
NH 1224All Nippon Airways14:0515:151h 10m738
JL 2904Japan Airlines14:3515:401h 5mE90
MM 418EuroAtlantic Airways16:3517:451h 10m320
HD 110AIRDO17:4518:551h 10m737
NH 1230All Nippon Airways18:3519:551h 20mDH4
JL 2906Japan Airlines18:5520:001h 5mE70
JL 2910Japan Airlines19:4520:501h 5mE70
FW 50Ibex Airlines20:0521:101h 5mCR7
JL 2900Japan Airlines07:3508:401h 5mE70
HD 100AIRDO07:5009:001h 10m737
FW 46Ibex Airlines09:5511:001h 5mCR7
JL 2902Japan Airlines11:0012:101h 10mE70
HD 106AIRDO12:5514:051h 10m737
MM 414EuroAtlantic Airways13:2014:301h 10m320
FW 48Ibex Airlines13:2514:301h 5mCR7
NH 1224All Nippon Airways14:0515:151h 10m738
JL 2904Japan Airlines14:3515:401h 5mE70
MM 418EuroAtlantic Airways16:3517:451h 10m320

Showing the first 40 of 105 scheduled CTS to SDJ departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every CTS to SDJ date on the interactive map

Award seats on CTS to SDJ departures

2LNR tracks award seats on Japan Airlines, date by date. Open the calendar for Sapporo to Iwanuma to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each CTS to SDJ departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See CTS to SDJ on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Sapporo to Iwanuma nonstop

Carriers operating CTS to SDJ nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See CTS to SDJ on the interactive map →

Frequently asked questions about CTS to SDJ

How far is Iwanuma from Sapporo?
CTS to SDJ covers about 324 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from CTS to SDJ?
Japan Airlines, AIRDO, Ibex Airlines, All Nippon Airways, and EuroAtlantic Airways fly the route nonstop. 2LNR tracks award seats on Japan Airlines.
How many flights a week are there from CTS to SDJ?
About 105 nonstop flights a week run between Sapporo and Iwanuma in the current schedule, operated by Japan Airlines, AIRDO, Ibex Airlines, All Nippon Airways, and EuroAtlantic Airways. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from CTS to SDJ depart?
Scheduled CTS to SDJ nonstops in the next 7 days with service leave between 07:35 and 20:05, local time at Sapporo. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on CTS to SDJ?
Open the CTS to SDJ route on the interactive map or the matrix to see award seats by date on Japan Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss CTS to SDJ upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free