# FIS Freestyle Ski and Snowboarding World Championships 2021 – Men's snowboard big air

The Men's snowboard big air competition at the FIS Freestyle Ski and Snowboarding World Championships 2021 was held on 16 March. A qualification was held on 14 March 2021.

## Qualification

The qualification was started on 14 March at 09:40. The six best snowboarders from each heat qualified for the final.

### Heat 1

| Rank | Bib | Start order | Name | Country | Run 1 | Run 2 | Best | Notes |
| 1 | 13 | 15 | Rene Rinnekangas | Finland | 90.00 | 76.00 | 90.00 | Q |
| 2 | 8 | 2 | Justus Henkes | United States | 15.75 | 86.50 | 86.50 | Q |
| 3 | 22 | 28 | Kaito Hamada | Japan | 85.25 | 46.50 | 85.25 | Q |
| 4 | 15 | 8 | Ruki Tobita | Japan | 17.50 | 84.50 | 84.50 | Q |
| 5 | 26 | 16 | Emiliano Lauzi | Italy | 83.00 | 84.25 | 84.25 | Q |
| 6 | 28 | 25 | Matthew Cox | Australia | 81.75 | 83.50 | 83.50 | Q |
| 7 | 17 | 29 | Liam Brearley | Canada | 69.25 | 82.75 | 82.75 | |
| 8 | 55 | 19 | Alberto Maffei | Italy | 81.50 | 13.00 | 81.50 | |
| 9 | 9 | 1 | Nicolas Huber | Switzerland | 74.25 | 80.50 | 80.50 | |
| 10 | 44 | 17 | Sébastien Toutant | Canada | 80.25 | 23.00 | 80.25 | |
| 11 | 4 | 5 | Chris Corning | United States | 78.25 | 21.00 | 78.25 | |
| 12 | 19 | 26 | Leon Vockensperge | Germany | 75.50 | 25.75 | 75.50 | |
| 13 | 51 | 7 | Jules De Sloover | Belgium | 74.75 | 46.50 | 74.75 | |
| 14 | 31 | 9 | Vlad Khadarin | Russian Ski Federation | 74.00 | 26.25 | 74.00 | |
| 15 | 49 | 21 | Botond István Fricz | Hungary | 71.25 | 47.00 | 71.25 | |
| 16 | 27 | 13 | Moritz Thönen | Switzerland | 70.75 | 23.00 | 70.75 | |
| 17 | 1 | 3 | Red Gerard | United States | 69.00 | 70.50 | 70.50 | |
| 18 | 18 | 14 | Matija Milenković | Serbia | 68.25 | 8.50 | 68.25 | |
| 19 | 5 | 4 | Sven Thorgren | Sweden | 18.25 | 65.75 | 65.75 | |
| 20 | 24 | 22 | Moritz Amsuess | Austria | 64.50 | 22.50 | 64.50 | |
| 21 | 47 | 18 | Pedro Bidegain | Argentina | 53.75 | 6.00 | 53.75 | |
| 22 | 41 | 20 | Loris Framarin | Italy | 52.75 | 15.50 | 52.75 | |
| 23 | 45 | 12 | Motiejus Morauskas | Lithuania | 47.50 | 18.00 | 47.50 | |
| 24 | 57 | 10 | Álvaro Yáñez | Chile | 44.50 | 34.50 | 44.50 | |
| 25 | 35 | 6 | Sebbe De Buck | Belgium | 28.75 | 41.50 | 41.50 | |
| 26 | 51 | 11 | Marinó Kristjánsson | Iceland | 34.00 | 36.00 | 36.00 | |
| 27 | 12 | 24 | Jonas Boesiger | Switzerland | 18.50 | 19.75 | 19.75 | |
| 28 | 33 | 27 | José Antonio Aragón | Spain | 9.00 | 8.25 | 9.00 | |
| 29 | 36 | 23 | Dante Brčić | Croatia | 4.00 | DNS | 4.00 | |

### Heat 2

| Rank | Bib | Start order | Name | Country | Run 1 | Run 2 | Best | Notes |
| 1 | 7 | 4 | Mark McMorris | Canada | 92.75 | 63.50 | 92.75 | Q |
| 2 | 2 | 2 | Maxence Parrot | Canada | 90.50 | 22.25 | 90.50 | Q |
| 3 | 39 | 9 | Marcus Kleveland | Norway | 20.75 | 88.75 | 88.75 | Q |
| 4 | 32 | 8 | Niklas Mattsson | Sweden | 18.50 | 84.50 | 84.50 | Q |
| 5 | 6 | 5 | Ståle Sandbech | Norway | 79.75 | 84.25 | 84.25 | Q |
| 6 | 38 | 28 | Leon Gütl | Germany | 83.50 | 54.50 | 83.50 | Q |
| 7 | 10 | 3 | Lyon Farrell | United States | 83.00 | 18.50 | 83.00 | |
| 8 | 30 | 29 | Clemens Millauer | Austria | 17.50 | 80.25 | 80.25 | |
| 9 | 37 | 10 | Noah Vicktor | Germany | 77.75 | 78.50 | 78.50 | |
| 10 | 3 | 1 | Dusty Henricksen | United States | 76.75 | 71.25 | 76.75 | |
| 11 | 53 | 12 | Billy Cockrell | Great Britain | 16.00 | 73.25 | 73.25 | |
| 12 | 21 | 13 | Torgeir Bergrem | Norway | 72.75 | 37.25 | 72.75 | |
| 13 | 46 | 7 | William Mathisen | Sweden | 46.25 | 70.00 | 70.00 | |
| 14 | 48 | 11 | Samuel Jaroš | Slovakia | 68.75 | 34.25 | 68.75 | |
| 15 | 54 | 26 | Markus Olimstad | Norway | 11.50 | 63.50 | 63.50 | |
| 16 | 40 | 6 | Emil Zulian | Italy | 50.00 | 20.25 | 50.00 | |
| 17 | 25 | 19 | Gabriel Adams | Great Britain | 13.75 | 49.50 | 49.50 | |
| 18 | 11 | 23 | Moritz Boll | Switzerland | 18.25 | 49.25 | 49.25 | |
| 19 | 14 | 27 | Hiroaki Kunitake | Japan | 19.50 | 43.75 | 43.75 | |
| 20 | 34 | 24 | Takeru Otsuka | Japan | 43.50 | 26.00 | 43.50 | |
| 21 | 43 | 17 | Casper Wolf | Netherlands | 39.25 | 20.00 | 39.25 | |
| 22 | 58 | 18 | Augustinho Teixeira | Brazil | 32.50 | 24.75 | 32.50 | |
| 23 | 56 | 14 | Federico Chiaradio | Argentina | 22.25 | 15.00 | 22.25 | |
| 24 | 42 | 25 | Mikko Rehnberg | Finland | 21.50 | 17.75 | 21.50 | |
| 25 | 20 | 20 | Naj Mekinc | Slovenia | 18.00 | 21.25 | 21.25 | |
| 26 | 16 | 15 | Sebastien Konijnenberg | France | 16.50 | 14.75 | 16.50 | |
| 27 | 29 | 22 | Enzo Valax | France | 15.75 | DNS | 15.75 | |
| 28 | 50 | 16 | Anthon Bosch | South Africa | 9.75 | 7.75 | 9.75 | |
| | 23 | 20 | Tiarn Collins | New Zealand | Did not start | Did not start | Did not start | Did not start |

## Final

The final was started on 16 March at 13:30.
| Rank | Bib | Start order | Name | Country | Run 1 | Run 2 | Run 3 | Total |
| | 1 | 12 | Mark McMorris | Canada | 92.75 | 86.50 | 3.50 | 179.25 |
| | 3 | 10 | Maxence Parrot | Canada | 89.50 | 63.25 | 88.75 | 178.25 |
| | 5 | 8 | Marcus Kleveland | Norway | 24.75 | 78.50 | 97.75 | 176.25 |
| 4 | 8 | 5 | Ruki Tobita | Japan | 90.50 | 76.00 | 42.25 | 166.50 |
| 5 | 6 | 7 | Kaito Hamada | Japan | 85.00 | 81.25 | 14.50 | 166.25 |
| 6 | 10 | 3 | Emiliano Lauzi | Italy | 80.75 | 36.75 | 80.00 | 160.75 |
| 7 | 4 | 9 | Justus Henkes | United States | 78.75 | 15.25 | 73.25 | 152.00 |
| 8 | 9 | 4 | Ståle Sandbech | Norway | 72.50 | 64.00 | 61.75 | 136.50 |
| 9 | 2 | 11 | Rene Rinnekangas | Finland | 86.25 | 28.50 | 30.25 | 116.50 |
| 10 | 12 | 1 | Matthew Cox | Australia | 19.00 | 46.75 | 64.75 | 111.50 |
| 11 | 7 | 6 | Niklas Mattsson | Sweden | 62.00 | 90.75 | 14.00 | 104.75 |
| 12 | 11 | 2 | Leon Gütl | Germany | 76.25 | 15.00 | 14.25 | 91.25 |