| 1 | Sat 3 Aug 2019 | 1-0 v Cheltenham TownLeyton Orient 1-0 Cheltenham Town | Sky Bet League Two |
| 2 | Sat 10 Aug 2019 | 0-3 v Macclesfield TownMacclesfield Town 3-0 Leyton Orient | Sky Bet League Two |
| 3 | Tue 13 Aug 2019 | 0-2 v Plymouth ArgylePlymouth Argyle 2-0 Leyton Orient | Carabao Cup First Round |
| 4 | Sat 17 Aug 2019 | 0-0 v StevenageLeyton Orient 0-0 Stevenage | Sky Bet League Two |
| 5 | Tue 20 Aug 2019 | 3-2 v Mansfield TownMansfield Town 2-3 Leyton Orient | Sky Bet League Two |
| 6 | Sat 24 Aug 2019 | 2-3 v Crawley TownLeyton Orient 2-3 Crawley Town | Sky Bet League Two |
| 7 | Sat 31 Aug 2019 | 1-1 v Salford CitySalford City 1-1 Leyton Orient | Sky Bet League Two |
| 8 | Sat 7 Sep 2019 | 1-3 v Swindon TownLeyton Orient 1-3 Swindon Town | Sky Bet League Two |
| 9 | Sat 14 Sep 2019 | 2-2 v Exeter CityExeter City 2-2 Leyton Orient | Sky Bet League Two |
| 10 | Tue 17 Sep 2019 | 1-2 v Crewe AlexandraLeyton Orient 1-2 Crewe Alexandra | Sky Bet League Two |
| 11 | Sat 16 Nov 2019 | 0-2 v Scunthorpe UnitedLeyton Orient 0-2 Scunthorpe United | Sky Bet League Two |
| 12 | Sat 23 Nov 2019 | 2-4 v Forest Green RoversLeyton Orient 2-4 Forest Green Rovers | Sky Bet League Two |
| 13 | Sat 14 Dec 2019 | 0-0 v Bradford CityLeyton Orient 0-0 Bradford City | Sky Bet League Two |
| 14 | Sat 21 Dec 2019 | 3-2 v Cambridge UnitedCambridge United 2-3 Leyton Orient | Sky Bet League Two |
| 15 | Thu 26 Dec 2019 | 1-3 v Colchester UnitedLeyton Orient 1-3 Colchester United | Sky Bet League Two |
| 16 | Sun 29 Dec 2019 | 1-1 v Newport CountyNewport County 1-1 Leyton Orient | Sky Bet League Two |
| 17 | Wed 1 Jan 2020 | 0-1 v WalsallWalsall 1-0 Leyton Orient | Sky Bet League Two |
| 18 | Sat 11 Jan 2020 | 1-1 v Grimsby TownLeyton Orient 1-1 Grimsby Town | Sky Bet League Two |
| 19 | Sat 18 Jan 2020 | 0-1 v Port ValePort Vale 1-0 Leyton Orient | Sky Bet League Two |
| 20 | Sat 25 Jan 2020 | 2-1 v Newport CountyLeyton Orient 2-1 Newport County | Sky Bet League Two |
| 21 | Tue 28 Jan 2020 | 0-2 v Crewe AlexandraCrewe Alexandra 2-0 Leyton Orient | Sky Bet League Two |
| 22 | Sat 1 Feb 2020 | 3-0 v StevenageStevenage 0-3 Leyton Orient | Sky Bet League Two |
| 23 | Sat 8 Feb 2020 | 1-1 v Macclesfield TownLeyton Orient 1-1 Macclesfield Town | Sky Bet League Two |
| 24 | Tue 11 Feb 2020 | 2-1 v Mansfield TownLeyton Orient 2-1 Mansfield Town | Sky Bet League Two |
| 25 | Sat 15 Feb 2020 | 1-2 v Cheltenham TownCheltenham Town 2-1 Leyton Orient | Sky Bet League Two |
| 26 | Sat 7 Mar 2020 | 2-1 v Cambridge UnitedLeyton Orient 2-1 Cambridge United | Sky Bet League Two |
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