William Hill

William Hill – Best Odds Guaranteed

Best odds guaranteed on horse racing and greyhounds with William Hill.

  • Valid for All Customers
  • Valid until 31 December 2027

If you've been informed of promotion restrictions by William Hill, this promotion will not be available to you;
Available from 10:00 on the day of the race until the off. Bets placed before will be settled at the price taken, or at SP if no price has been taken (Effective from 00:00:01 on Sunday 1st December 2019);
Available on the "win" market on all UK & Irish Horse Racing & Greyhounds;
Example - If you back your selection taking an Early Price of 4/1 and the SP returns at 5/1, you'll get the bigger price of 5/1. If the SP returns at 3/1 you'll still get paid at 4/1;
In the case of a non-runner and prices reverting to SP, then Best Odds Guaranteed do not apply;
Player/payment method/country restrictions apply;
The maximum benefit for best odds guaranteed is capped at £25,000 per customer per day across all applicable channels.

William Hill - Best Odds Guaranteed (BOG)

William Hill has a Best Odds Guaranteed promotion for selected UK and Irish horse racing and greyhound races. If you do not know what BOG is, check out our Best Odds Guaranteed Explained guide!

How it works:


  1. Place a bet (from 10:00 am on the day of the race) on any UK/Irish horse or greyhound races, taking the early price
  2. If the selection wins, and the starting price (SP) is higher, you will get paid out at the bigger odds
  3. This offer applies to bets placed on the "Win" market only

The BOG offer is only available from 10:00 on the day of the race until the off and applies to the "Win" market only for all UK and Irish Horse Racing and Greyhounds. T&C's Apply 18+

william hill best odds guaranteed
William Hill

William Hill

Bet £10 get £30 in free bets!

Bet £10 Get £30 in Free Bets

Min. Deposit £10
Max. Amount £30
Turnover No wagering
Expiration 30 days
Bonus code R30
18+. Play Safe. New customers using Promo code R30 only, Min £10/€10 stake, min odds 1/2, free bets paid as 3 x £10/€10, free bets credited after settlement of first qualifying bet, free bets will expire 30 days after the qualifying bet is placed, payment method/player/country restrictions apply. See full terms below. #ad

Other promotions by William Hill

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William Hill Bet Boost & Epic Boost

Active All Customers

Boost the odds of your bet with the William Hill Bet Boost and Epic Boost!

641 days 23 hours
Available to new and existing customers in the UK. Bet Boost: 1x football acca, 1x football bet builder, 1x horse racing bet boost per day. 3+, 4+ and up to 10 selections respectively. Max stake £20. Epic Boost: 1x football bet builder, 1x NBA bet builder, 1x NFL bet builder per week. 3+ selections, minimum total odds 3/1. Max stake £5. Full T&Cs apply, 18+.