Heats

Heat winners advanced directly to the A final.
The next six fastest boats in each heat advanced to the semifinals.^[3][4][5]

Heat 1

Rank	Name	Country	Time	Notes
1	Serhii Yemelianov	Ukraine	43.85	QA
2	Erik Kiss	Hungary	45.19	QS
3	Pablo Díaz	Spain	45.87	QS
4	Caio Ribeiro de Carvalho	Brazil	48.33	QS
5	Raphaël Louvigny	France	48.41	QS
6	Koichi Imai	Japan	49.54	QS
–	Artem Voronkov	RCF	DNS

Heat 2

Rank	Name	Country	Time	Notes
1	Juan Valle	Spain	41.84	QA
2	Tom Kierey	Germany	42.80	QS
3	Giovane Vieira de Paula	Brazil	43.04	QS
4	Jonathan Young	Great Britain	43.23	QS
5	Zhalgas Taikenov	Kazakhstan	45.08	QS
6	Andrii Syvykh	Ukraine	48.33	QS
–	Manish Kaurav	India	DNS
–	Leonid Krylov	RCF	DNS

Heat 3

Rank	Name	Country	Time	Notes
1	Robert Oliver	Great Britain	41.26	QA
2	Mateusz Surwiło	Poland	42.39	QS
3	Kwadzo Klokpah	Italy	43.38	QS
4	Martin Farineaux	France	43.64	QS
5	José Segura	Spain	46.03	QS
6	Dávid Török	Hungary	46.49	QS
7	Gabriel Ferron-Bouius	Canada	46.96	QS
–	Edmond Sanka	Senegal	DNS

Semifinals

Qualification was as follows:

The fastest three boats in each semi advanced to the A final.
The next four fastest boats in each semi, plus the fastest remaining boat advanced to the B final.^[6][7]

Semifinal 1

Rank	Name	Country	Time	Notes
1	Caio Ribeiro de Carvalho	Brazil	42.74	QA
2	Kwadzo Klokpah	Italy	43.50	QA
3	Erik Kiss	Hungary	43.73	QA
4	Giovane Vieira de Paula	Brazil	44.30	QB
5	Martin Farineaux	France	44.36	QB
6	Zhalgas Taikenov	Kazakhstan	46.91	QB
7	Dávid Török	Hungary	47.08	QB
8	Koichi Imai	Japan	49.32

Semifinal 2

Rank	Name	Country	Time	Notes
1	Mateusz Surwiło	Poland	42.29	QA
2	Tom Kierey	Germany	42.54	QA
3	Jonathan Young	Great Britain	43.94	QA
4	Pablo Díaz	Spain	45.84	QB
5	Raphaël Louvigny	France	46.54	QB
6	José Segura	Spain	47.33	QB
7	Gabriel Ferron-Bouius	Canada	47.67	QB
8	Andrii Syvykh	Ukraine	48.17	qB

Finals

Final B

Competitors in this final raced for positions 10 to 18.^[8]

Rank	Name	Country	Time
1	Giovane Vieira de Paula	Brazil	42.06
2	Martin Farineaux	France	42.21
3	Pablo Díaz	Spain	43.92
4	Zhalgas Taikenov	Kazakhstan	44.26
5	José Segura	Spain	44.57
6	Andrii Syvykh	Ukraine	45.44
7	Raphaël Louvigny	France	45.46
8	Gabriel Ferron-Bouius	Canada	45.65
9	Dávid Török	Hungary	45.87

Final A

Competitors raced for positions 1 to 9, with medals going to the top three.^[9]

Rank	Name	Country	Time
	Serhii Yemelianov	Ukraine	39.54
	Robert Oliver	Great Britain	40.68
	Juan Valle	Spain	41.04
4	Tom Kierey	Germany	41.40
5	Mateusz Surwiło	Poland	41.45
6	Caio Ribeiro de Carvalho	Brazil	41.78
7	Kwadzo Klokpah	Italy	42.69
8	Erik Kiss	Hungary	42.72
9	Jonathan Young	Great Britain	43.40