Kembali ke FP1 ini, posisi ketiga ditempati oleh pembalap Aprilia, Aleix Espargaro. Pembalap berkebangsaan Spanyol itu berhasil mencatatkan waktu putaran 1 menit 40,236 detik.
Sementara itu, saudara kandung Aleix, yakni Pol Espargaro, menempati urutan kelima dengan catatan waktu 1 menit 40,680 detik. Ia hanya tertinggal 0,444 detik dari Aleix.
Berikut hasil lengkap FP1 MotoGP Portugal 2020:
1 Miguel Oliveira POR Red Bull KTM Tech3 (RC16) 1'40.122s 28/28 324k
2 Maverick Viñales SPA Monster Yamaha (YZR-M1) +0.040s 29/31 319k
3 Aleix Espargaro SPA Aprilia Gresini (RS-GP) +0.114s 26/27 318k
4 Lorenzo Savadori ITA Aprilia Gresini (RS-GP) +0.175s 24/25 315k
5 Pol Espargaro SPA Red Bull KTM (RC16) +0.558s 22/23 317k
6 Cal Crutchlow GBR LCR Honda (RC213V) +0.573s 26/27 306k
7 Joan Mir SPA Suzuki Ecstar (GSX-RR) +0.734s 25/26 320k
8 Fabio Quartararo FRA Petronas Yamaha (YZR-M1) +0.755s 19/29 320k
9 Takaaki Nakagami JPN LCR Honda (RC213V) +0.756s 29/29 315k
10 Stefan Bradl GER Repsol Honda (RC213V) +0.798s 19/29 314k
11 Alex Rins SPA Suzuki Ecstar (GSX-RR) +0.838s 26/26 318k
12 Andrea Dovizioso ITA Ducati Team (GP20) +0.839s 22/25 322k
13 Franco Morbidelli ITA Petronas Yamaha (YZR-M1) +1.045s 20/27 318k
14 Johann Zarco FRA Reale Avintia (GP19) +1.059s 22/29 315k
15 Alex Marquez SPA Repsol Honda (RC213V)* +1.106s 22/31 320k
16 Jack Miller AUS Pramac Ducati (GP20) +1.149s 21/26 328k
17 Francesco Bagnaia ITA Pramac Ducati (GP20) +1.311s 22/25 320k
18 Danilo Petrucci ITA Ducati Team (GP20) +1.806s 19/26 324k
19 Valentino Rossi ITA Monster Yamaha (YZR-M1) +1.824s 25/26 318k
20 Brad Binder RSA Red Bull KTM (RC16)* +1.960s 22/28 316k
21 Tito Rabat SPA Reale Avintia (GP19) +3.032s 29/29 308k
22 Mika Kallio FIN Red Bull KTM Tech3 (RC16) +3.788s 25/26 308k
(Mochamad Rezhatama Herdanu)