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Cheap flights from the United Kingdom to Saint John from C$ 921

LHR — YSJ
11 Dec — 18 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

Mon 9/111:00 p.m. -
1 stop25h 19m
Mon 16/115:20 a.m. -
2 stops21h 10m
Deal found 7/11C$ 1,206
Thu 24/121:00 p.m. -
1 stop25h 25m
Thu 31/1211:05 a.m. -
1 stop16h 05m
Deal found 9/11C$ 1,614
Thu 24/121:00 p.m. -
1 stop25h 25m
Wed 30/125:35 p.m. -
1 stop10h 55m
Deal found 6/11C$ 1,701
Mon 21/125:55 a.m. -
3 stops32h 30m
Mon 28/125:20 a.m. -
2 stops32h 35m
Deal found 6/11C$ 1,769
Mon 21/126:30 a.m. -
3 stops31h 55m
Mon 28/125:20 a.m. -
2 stops33h 55m
Deal found 6/11C$ 1,838
Thu 24/1212:05 p.m. -
2 stops15h 53m
Thu 31/125:20 a.m. -
2 stops21h 00m
Deal found 9/11C$ 1,875
Wed 23/121:00 p.m. -
1 stop25h 25m
Wed 30/125:35 p.m. -
1 stop13h 45m
Deal found 6/11C$ 1,907
Mon 9/1111:40 a.m. -
1 stop15h 46m
Mon 16/115:35 p.m. -
2 stops21h 40m
Deal found 7/11C$ 2,039
Wed 23/124:45 p.m. -
3 stops35h 13m
Wed 30/1211:05 a.m. -
2 stops24h 40m
Deal found 6/11C$ 2,294

Find flight deals from United Kingdom to St John

Round-trip from

C$ 1,275

One-way from

C$ 921

Popular in

July

Cheapest in

February

Average price

C$ 1,360
Air Canada
  • Air Canada
  • 4/5-13/5
  • 3 total stops
  • 32h 17m total
  • United Kingdom to Saint John
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3/12-31/12
  • 3/12-31/12
  • 1 total stop
  • 16h 18m total
  • United Kingdom to Saint John
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Highest demand for flights based on searches. 13% potential increase in price (C$ 303 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 51 potential savings vs. average RT price).
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Average for round-trip flights in November 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
Quickest round-trip

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Thu 3/12

11:40 a.m.-11:58 p.m.

1 stop16h 18m

Saint John

Wed 31/12

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

Nonstop0h 00m

C$ 921

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 3/12

11:10 a.m.-11:58 p.m.

1 stop16h 48m

Saint John

Wed 31/12

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

Nonstop0h 00m

C$ 1,040

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Fri 16/4

12:40 p.m.-4:59 p.m.

2 stops32h 19m

Saint John

Tue 20/4

11:05 a.m.-6:30 a.m.

1 stop15h 25m

C$ 1,285

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Tue 4/5

9:30 a.m.-3:50 p.m.

1 stop10h 20m

Saint John

Thu 13/5

4:30 p.m.-10:00 a.m.

1 stop13h 30m

C$ 1,418

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 14/1

3:00 p.m.-11:58 p.m.

1 stop12h 58m

Saint John

Sun 17/1

11:05 a.m.-7:10 a.m.

1 stop16h 05m

C$ 1,433

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/12

11:10 a.m.-11:58 p.m.

1 stop16h 48m

Saint John

Thu 31/12

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

2 stops21h 50m

C$ 1,629

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/12

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

2 stops29h 25m

Saint John

Wed 30/12

11:05 a.m.-8:30 a.m.

2 stops17h 25m

C$ 1,706

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Mon 21/12

5:55 a.m.-10:25 a.m.

3 stops32h 30m

Saint John

Mon 28/12

5:20 a.m.-5:55 p.m.

2 stops32h 35m

C$ 1,769

LondonSaint John

LGW London Gatwick - YSJ Saint John

LGWYSJ

London Gatwick

Tue 4/5

6:25 a.m.-3:50 p.m.

2 stops37h 25m

Saint John

Thu 13/5

5:45 a.m.-9:10 a.m.

2 stops47h 25m

C$ 1,771

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Mon 21/12

6:30 a.m.-10:25 a.m.

3 stops31h 55m

Saint John

Mon 28/12

5:20 a.m.-7:15 p.m.

2 stops33h 55m

C$ 1,838

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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 32h 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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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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