AirHint found the following cheapest return flights from St. John's (YYT) to London (LGW) in July 2025 (see full year).

Return flights

26 Jul - 15 Aug	WestJet	direct
25 Jul - 09 Aug	WestJet	direct
30 Jul - 02 Aug	WestJet	direct
21 Jul - 28 Jul	WestJet
07 Jul - 18 Jul	WestJet	direct
27 Jul - 20 Aug	WestJet
29 Jul - 12 Aug	WestJet
02 Jul - 18 Jul	WestJet	direct
02 Jul - 16 Jul	WestJet
26 Jul - 10 Aug	WestJet
02 Jul - 16 Jul	WestJet	direct
29 Jul - 05 Aug	WestJet
23 Jul - 26 Jul	WestJet
10 Jul - 31 Jul	WestJet
27 Jul - 09 Aug	Air Transat
21 Jul - 28 Jul	WestJet	direct
23 Jul - 26 Jul	WestJet	direct

Also check the deals for one-way flights from St. John's to London in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from St. John's to London in July from $429

Return flights