Portland 
Transfers
| Date | Player | From team | To team | Transfer fee |
|---|---|---|---|---|
| july 8 2017 |  S. Cidoncha | Portland | Erie | RSD4 748 335 |
| july 8 2017 |  P. Toporov | Portland | Rostov Eagles | RSD10 603 000 |
| july 6 2017 |  R. Jarolim | Portland |  Czechowice-Dziedzice | RSD5 556 895 |
| july 3 2017 |  A. Zangpo |  Olympique Niort #2 | Portland | RSD14 586 381 |
| july 3 2017 |  J. Jelavić | FC Pale #3 | Portland | RSD5 693 521 |
| july 2 2017 |  A. Thompson |  我想降级FC 北京工业大学（BJUT） | Portland | RSD3 254 880 |
| july 2 2017 |  Y. de Vigny |  Woodfield Green Spiders | Portland | RSD628 000 |
| july 2 2017 |  A. Molenaar | Portland |  Tétange | RSD4 159 620 |
| july 2 2017 |  P. Martinak | Portland |  Puebla #2 | RSD2 456 300 |
| july 2 2017 |  S. Gilpin | Portland |  Arecibo | RSD4 397 007 |
| july 2 2017 | F. Caio | Portland |  Ottawa #12 | RSD1 827 963 |
| july 2 2017 |  V. Kukucka | Portland |  FC OTB Africans | RSD2 066 250 |
| july 2 2017 |  G. Somogyi |  FC Soufriere #2 | Portland | RSD12 806 000 |
| july 2 2017 |  E. Bulwer-Lytton |  GuaWaZi United | Portland | RSD18 808 000 |
| june 9 2017 |  M. Mok | Portland |  FC Yüanlin #4 | RSD3 347 103 |
| may 21 2017 | T. Ma | 保级强队 | Portland | RSD12 000 000 |
| may 20 2017 | J. Joris | FC Goor | Portland (On loan) | (RSD292 500) |
| may 20 2017 |  J. Veselovs | MFK Dzinējsuņi | Portland | RSD1 366 588 |
| may 18 2017 | M. Neelemans | Portland | Sherbrooke | RSD1 778 740 |
| may 17 2017 | S. Woo | 球球队 | Portland | RSD5 538 539 |
| may 17 2017 |  L. Khristianov | Kiev #3 | Portland (On loan) | (RSD409 241) |
| may 17 2017 | A. Vilciņš | Portland | La Paz (On loan) | (RSD75 760) |
| may 17 2017 |  E. Mokhtar | Portland | Washington (On loan) | (RSD42 533) |
| may 17 2017 | P. Toporov | Portland | New Orleans #2 (On loan) | (RSD42 615) |
| may 17 2017 |  N. Whiter | Portland |  FC Port Antonio (On loan) | (RSD157 572) |