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Cheap flights from the United Kingdom to Saint John from C$ 833

LHR — YSJ
25 Nov — 2 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to St John

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to St John

Sun 8/116:00 a.m. -
2 stops32h 19m
Sun 15/115:35 p.m. -
2 stops32h 55m
Deal found 23/10C$ 1,101
Mon 7/129:00 a.m. -
2 stops29h 25m
Mon 14/125:20 a.m. -
2 stops21h 10m
Deal found 23/10C$ 1,122
Mon 23/119:00 a.m. -
2 stops29h 19m
Mon 30/115:20 a.m. -
2 stops21h 10m
Deal found 26/10C$ 1,125
Sun 22/116:00 a.m. -
2 stops32h 19m
Sun 29/115:35 p.m. -
2 stops23h 25m
Deal found 25/10C$ 1,126
Mon 16/119:00 a.m. -
2 stops29h 19m
Sun 22/115:35 p.m. -
2 stops23h 25m
Deal found 21/10C$ 1,129
Fri 6/116:50 a.m. -
2 stops31h 29m
Sun 8/115:20 a.m. -
2 stops35h 40m
Deal found 21/10C$ 1,147
Sat 21/116:00 a.m. -
2 stops21h 28m
Sat 28/115:20 a.m. -
2 stops21h 50m
Deal found 24/10C$ 1,162
Wed 9/129:00 a.m. -
2 stops29h 25m
Wed 16/125:20 a.m. -
2 stops21h 50m
Deal found 25/10C$ 1,182
Sat 21/117:10 a.m. -
3 stops31h 09m
Sat 28/1111:05 a.m. -
2 stops22h 05m
Deal found 24/10C$ 1,325
Sun 22/118:40 a.m. -
2 stops18h 58m
Sun 29/1111:05 a.m. -
2 stops16h 45m
Deal found 25/10C$ 1,331
Mon 16/116:40 p.m. -
2 stops32h 48m
Sun 22/115:35 p.m. -
2 stops34h 15m
Deal found 21/10C$ 1,375
Sun 8/118:40 a.m. -
2 stops18h 48m
Sun 15/115:35 p.m. -
2 stops20h 15m
Deal found 23/10C$ 1,399

Find flight deals from United Kingdom to St John

Round-trip from

C$ 1,101

One-way from

C$ 833

Popular in

December

Cheapest in

February

Average price

C$ 976
Air Canada
  • Air Canada
  • 8/11-15/11
  • 4 total stops
  • 65h 14m total
  • United Kingdom to Saint John
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16/11-31/12
  • 16/11-31/12
  • 2 total stops
  • 20h 26m total
  • United Kingdom to Saint John
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Highest demand for flights based on searches. 12% potential increase in price (C$ 274 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 49 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from the United Kingdom to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Mon 16/11

7:00 a.m.-11:26 p.m.

2 stops20h 26m

Saint John

Wed 31/12

12:00 a.m.-5:00 a.m.

Nonstop0h 00m

C$ 833

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Tue 17/11

11:40 a.m.-10:19 a.m.

2 stops26h 39m

Saint John

Wed 31/12

12:00 a.m.-5:00 a.m.

Nonstop0h 00m

C$ 961

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Tue 17/11

11:10 a.m.-10:19 a.m.

3 stops27h 09m

Saint John

Wed 31/12

12:00 a.m.-5:00 a.m.

Nonstop0h 00m

C$ 1,015

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Sat 31/10

7:55 p.m.-12:28 a.m.

3 stops31h 33m

Saint John

Wed 31/12

12:00 a.m.-5:00 a.m.

Nonstop0h 00m

C$ 1,122

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Mon 7/12

9:00 a.m.-10:25 a.m.

2 stops29h 25m

Saint John

Mon 14/12

5:20 a.m.-6:30 a.m.

2 stops21h 10m

C$ 1,122

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Mon 23/11

9:00 a.m.-10:19 a.m.

2 stops29h 19m

Saint John

Mon 30/11

5:20 a.m.-6:30 a.m.

2 stops21h 10m

C$ 1,125

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Mon 16/11

9:00 a.m.-10:19 a.m.

2 stops29h 19m

Saint John

Sun 22/11

5:35 p.m.-9:00 p.m.

2 stops23h 25m

C$ 1,129

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Tue 3/11

3:00 p.m.-10:19 a.m.

2 stops23h 19m

Saint John

Wed 31/12

12:00 a.m.-5:00 a.m.

Nonstop0h 00m

C$ 1,147

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Fri 6/11

6:50 a.m.-10:19 a.m.

2 stops31h 29m

Saint John

Sun 8/11

5:20 a.m.-9:00 p.m.

2 stops35h 40m

C$ 1,147

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Wed 9/12

9:00 a.m.-10:25 a.m.

2 stops29h 25m

Saint John

Wed 16/12

5:20 a.m.-7:10 a.m.

2 stops21h 50m

C$ 1,182

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 25 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to St John

Have a flexible travel schedule? Discover the best time to fly to St John from United Kingdom with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Saint John

No data available for this route at this time. Please check back soon.

Related info for your journey

  • What airport do you fly into for flights to Saint John from United Kingdom?

    For a flight from United Kingdom to Saint John, you will be flying into Saint John. Saint John (YSJ) is just 15.1 km from the centre of the city.

  • How long is the flight from United Kingdom to Saint John?

    Airlines like Air Canada fly from United Kingdom to Saint John in about 29h 19m. The time it takes to get you to your destination can typically vary by up to . The distance from United Kingdom to Saint John is about 4712 km.

  • Can I find deals for flights from United Kingdom to St John that include hotel bookings?

    Yes. In addition to deals on United Kingdom to St John flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to St John?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to St John.

  • Can I find deals for business class flights from United Kingdom to St John?

    Yes. Cheapflights offers flight deals from United Kingdom to St John by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Deals for United Kingdom to St John flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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Can Cheapflights find flights from United Kingdom to St John with no change fees?

Need flexible booking options for your flight to St John from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to St John become cheaper?

Yes! Start tracking prices for United Kingdom to St John flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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