|
<section begin=thirdroundmatch />
{{TwoLegStart}}
{{TwoLegResult|'''Lokomotiva'''|CRO|3–2|[[FC Vorskla Poltava|Vorskla Poltava]]|UKR|0–0|<small>4 Agustus</small>3–2}}
{{TwoLegResult|'''[[AS Saint-Étienne|Saint-Étienne]]'''|FRA|1–0|[[AEK Athens F.C.|AEK Athens]]|GRE|0–0|<small>4 Agustus</small>1–0}}
{{TwoLegResult|'''[[AEK Larnaca F.C.|AEK Larnaca]]'''|CYP|2–1|[[FC Spartak Moscow|Spartak Moscow]]|RUS|1–1|<small>4 Agustus</small>1–0}}
{{TwoLegResult|[[CS Pandurii Târgu Jiu|Pandurii Târgu Jiu]]|ROU|2–5|'''[[Maccabi Tel Aviv F.C.|Maccabi Tel Aviv]]'''|ISR|1–3|<small>4 Agustus</small>1–2}}
{{TwoLegResult|'''[[FK Vojvodina|Vojvodina]]'''|SRB|3–1|[[FC Dinamo Minsk|Dinamo Minsk]]|BLR|1–1|<small>4 Agustus</small>2–0}}
{{TwoLegResult|[[FCZagłębie LuzernLubin|Luzern]]POL|SUI2–3|'''SønderjyskE'''|[[U.S. Sassuolo Calcio|Sassuolo]]|ITADEN|1–2|<small>4 Agustus</small>1–1}}
{{TwoLegResult|[[SKFC Slavia PragueLuzern|Slavia PragueLuzern]]|CZESUI|1–4|Rio'''[[U.S. AveSassuolo Calcio|PORSassuolo]]'''|ITA|1–1|<small>4 Agustus</small>0–3}}
{{TwoLegResult|Birkirkara|MLT||'''[[FCSK KrasnodarSlavia Prague|KrasnodarSlavia Prague]]'''|RUS|0–3CZE|1–1 <small>4([[Aturan Agustusgol tandang|a]])</small>|Rio Ave|POR|0–0|1–1}}
{{TwoLegResult|Birkirkara|MLT|1–6|'''[[AZFC AlkmaarKrasnodar|AZKrasnodar]]'''|NEDRUS|0–3|PAS Giannina|GRE|1–0|<small>4 Agustus</small>1–3}}
{{TwoLegResult|Jelgava|LVA||'''[[BeitarAZ Jerusalem F.C.Alkmaar|Beitar JerusalemAZ]]'''|ISRNED|1–13–1|<small>4PAS Agustus</small>Giannina|GRE|1–0|2–1}}
{{TwoLegResult|[[FK Austria WienJelgava|Austria Wien]]|AUTLVA|1–4|'''[[FCBeitar SpartakJerusalem TrnavaF.C.|SpartakBeitar TrnavaJerusalem]]'''|SVKISR|0–11–1|<small>4 Agustus</small>0–3}}
{{TwoLegResult|'''[[PanathinaikosFK F.C.Austria Wien|PanathinaikosAustria Wien]]'''|GREAUT|1–1 (5–4 <small>[[Adu penalti|p]]</small>)|[[AIKFC FotbollSpartak Trnava|AIKSpartak Trnava]]|SWESVK|1–00–1|1–0 <small>4([[Perpanjangan Agustuswaktu|p.w.]])</small>}}
{{TwoLegResult|'''[[OsmanlısporPanathinaikos F.C.|Panathinaikos]]'''|TURGRE|3–0|Nõmme[[AIK KaljuFotboll|ESTAIK]]|SWE|1–0|<small>4 Agustus</small>2–0}}
{{TwoLegResult|'''[[Aberdeen F.C.|AberdeenOsmanlıspor]]'''|SCOTUR|3–0|[[NKNõmme MariborKalju|Maribor]]EST|SVN1–0|1–1|<small>4 Agustus</small>2–0}}
{{TwoLegResult|[[LilleAberdeen OSCF.C.|LilleAberdeen]]|FRASCO|1–2|Gabala'''[[NK Maribor|AZEMaribor]]'''|SVN|1–1|<small>4 Agustus</small>0–1}}
{{TwoLegResult|FC Oleksandriya|UKR||[[HNKLille Hajduk SplitOSC|Hajduk SplitLille]]|CROFRA|0–31–2|<small>4 Agustus</small>'''Gabala'''|AZE|1–1|0–1}}
{{TwoLegResult|[[HerthaFC BSC]]Oleksandriya|GERUKR|1–6|'''[[BrøndbyHNK IFHajduk Split|BrøndbyHajduk Split]]'''|DENCRO|1–00–3|<small>4 Agustus</small>1–3}}
{{TwoLegResult|[[İstanbulHertha Başakşehir F.K.|İstanbul BaşakşehirBSC]]|TURGER|2–3|'''[[HNKBrøndby RijekaIF|RijekaBrøndby]]'''|CRODEN|0–01–0|<small>4 Agustus</small>1–3}}
{{TwoLegResult|'''[[Heraclesİstanbul Başakşehir Almelo]]|NED||[[F.CK. Arouca|Aroucaİstanbul Başakşehir]]'''|POR|1–1TUR|2–2 <small>4([[Aturan Agustusgol tandang|a]])</small>|[[HNK Rijeka|Rijeka]]|CRO|0–0|2–2}}
{{TwoLegResult|Torpedo-BelAZ Zhodino|BLR||[[SKHeracles Rapid Wien|Rapid WienAlmelo]]|AUT|0–0NED|1–1 <small>4([[Aturan Agustusgol tandang|a]])</small>|'''[[F.C. Arouca|Arouca]]'''|POR|1–1|0–0}}
{{TwoLegResult|Torpedo-BelAZ Zhodino|BLR|0–3|'''[[SK Rapid Wien|Rapid Wien]]'''|AUT|0–0|0–3}}
{{TwoLegResult|[[K.R.C. Genk|Genk]]|BEL||Cork City|IRL|1–0|<small>4 Agustus</small>}}
{{TwoLegResult|Shkëndija|MKD||'''[[FKK.R.C. Mladá BoleslavGenk|Mladá BoleslavGenk]]'''|CZEBEL|2–03–1|<small>4Cork Agustus</small>City|IRL|1–0|2–1}}
{{TwoLegResult|[[NK Domžale'''Shkëndija'''|Domžale]]|SVNMKD|2–1|[[WestFK HamMladá United F.C.Boleslav|WestMladá Ham UnitedBoleslav]]|ENGCZE|2–12–0|<small>4 Agustus</small>0–1}}
{{TwoLegResult|[[VideotonNK FCDomžale|VideotonDomžale]]|HUNSVN|2–4|'''[[FCWest MidtjyllandHam United F.C.|MidtjyllandWest Ham United]]'''|DENENG|0–12–1|<small>4 Agustus</small>0–3}}
{{TwoLegResult|[[IFKVideoton GöteborgFC|Videoton]]|SWEHUN|1–2|'''[[HelsinginFC JalkapalloklubiMidtjylland|HJKMidtjylland]]'''|FINDEN|1–20–1|1–1 <small>4([[Perpanjangan Agustuswaktu|p.w.]])</small>}}
{{TwoLegResult|Admira'''[[IFK Wacker MödlingGöteborg]]'''|AUTSWE|3–2|[[FCHelsingin Slovan LiberecJalkapalloklubi|Slovan LiberecHJK]]|CZEFIN|1–2|<small>4 Agustus</small>2–0}}
{{TwoLegResult|Admira Wacker Mödling|AUT|1–4|'''[[FC Slovan Liberec|Slovan Liberec]]'''|CZE|1–2|0–2}}
{{TwoLegResult|[[K.A.A. Gent|Gent]]|BEL||Viitorul Constanța|ROU|5–0|<small>4 Agustus</small>}}
{{TwoLegResult|'''[[GrasshopperK.A.A. Club ZürichGent|GrasshopperGent]]'''|SUIBEL|5–0|ApollonViitorul LimassolConstanța|CYPROU|2–15–0|<small>4 Agustus</small>0–0}}
{{TwoLegResult|'''[[Grasshopper Club Zürich|Grasshopper]]'''|SUI|5–4|Apollon Limassol|CYP|2–1|3–3 <small>([[Perpanjangan waktu|p.w.]])</small>}}
|}<section end=thirdroundmatch />
| 