Search
shop

IRONMAN 70.3 World Championship 2023: Start times, dates and how to watch live

Catch the action live as 'Big Blu' bids to emulate Taylor Knibb
Staff Reporter
Last updated -
STRENGTH. ENDURANCE. PERFORMANCE.

This is a preview piece for the 2023 IRONMAN 70.3 World Championships, which was won by Germany’s Rico Bogen and America’s Taylor Knibb.

The best middle-distance triathletes in the world have congregated in Lahti, Finland as they battle it out for the IRONMAN 70.3 World Championship crown, with a stellar field of professional men and women racing in the Land of a Thousand Lakes this weekend.

Taylor Knibb defended her women’s title in emphatic fashion on Saturday, and on Sunday Kristian Blummenfelt bids to follow suit when the pro men take centre stage. Here is all you need to know…

Advertisement

Start time and dates

The pro men race on Sunday August 27 with a local start time of 07:30. This corresponds to 00:30 on the East Coast of the United States, 05:30 in the UK and 06:30 Central European Time. On the West Coast, the race will begin at 21:30 PST on Saturday August 26.

Watch the IRONMAN 70.3 World Championship live!

You can watch the race live right here with the embed of the live IRONMAN feed…just click below.

IRONMAN 70.3 World Championship course

Lahti is a Finnish city situated one hour outside of the capital Helsinki. The athletes will complete the 1900m swim in Lake Vesijärvi, before embarking on a single-lap bike course which takes in the surrounding countryside. To finish, the race will take in two laps with some punchy hills on the run, before ending with a sprint down the finishing chute near the city’s ski jumps.

IRONMAN 70.3 World Championship Past Winners

Tomos Land
Written by
Tomos Land
Tomos Land is a triathlon & running journalist whose expertise lies in the professional world of short course & long distance triathlon, though he also boasts an extensive knowledge of ultra-running.
Discover more
Best triathlon swim courses – our top 10 triathlons for an epic start to race day
SunGod FORTY2s running sunglasses review
First look at the NEW SunGod FORTY2s running sunglasses – TRI247 Review
Gustav Iden aero position body rocket
How to get better at holding your time trial position – Expert tips from former PRO time trial cyclist Alex Dowsett
triathlon swimming open water
“Triathletes shouldn’t kick during the swim” and other triathlon swimming myths- BUSTED by an expert swim coach
Wahoo ELEMNT BOLT 3 navigation and colour display
Wahoo ELEMNT BOLT 3 GPS bike computer review
latest News
Sam Long IRONMAN 70.3 Eagleman 2025 Finish Line
Sam Long says IRONMAN 70.3 Eagleman win was a family affair as they inspired huge win
Olivia Mathias supertri London run 2024 photo credit Darren Wheeler supertri
British triathlon star Olivia Mathias is believing again after first WTCS podium put confidence struggles in the past
Cam Wurf bike IRONMAN South Africa 2023 photo credit IRONMAN South Africa
IRONMAN 70.3 Eagleman: Pro cycling star Cam Wurf gets ANOTHER penalty as podium bid ruined by drafting call
Matthew Evans Wales Sport Hall of Fame induction June 2025
Triathlon visionary Matthew Evans inducted into the Wales Sports Hall of Fame
Chelsea Sodaro IRONMAN World Championship 2024 post race
IRONMAN 70.3 Eagleman: US superstar Chelsea Sodaro ‘stoked’ after a ‘lot of Type 2 fun’ in Maryland
triathlon on your terms
Never miss out with our triathlon alerts & digest. Get a dose of adventure & inspiration with Boundless.
The 247 Group

The home of endurance sports

Share to...