British Airways Flight BA817 Deals & Information (2025/2026)

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British Airways Flight 817 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $119 and $59 for one-way flights to Heathrow for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 25 - Tue, Dec 2
CPH
Kastrup
LHR
Heathrow
$119 Roundtrip, found 4 hours ago
$119
Roundtrip
found 4 hours ago
Select British Airways flight, departing Tue, Nov 25 from Kastrup to Heathrow, returning Tue, Dec 2, priced at $119 found 4 hours ago
Tue, Oct 28 - Sat, Nov 1
CPH
Kastrup
LHR
Heathrow
$119 Roundtrip, found 3 days ago
$119
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Oct 28 from Kastrup to Heathrow, returning Sat, Nov 1, priced at $119 found 3 days ago
Tue, Apr 28 - Tue, May 5
CPH
Kastrup
LHR
Heathrow
$122 Roundtrip, found 5 days ago
$122
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Apr 28 from Kastrup to Heathrow, returning Tue, May 5, priced at $122 found 5 days ago
Tue, Nov 25 - Tue, Dec 2
CPH
Kastrup
LHR
Heathrow
$136 Roundtrip, found 4 hours ago
$136
Roundtrip
found 4 hours ago
Select British Airways flight, departing Tue, Nov 25 from Kastrup to Heathrow, returning Tue, Dec 2, priced at $136 found 4 hours ago
Sat, Aug 30 - Sun, Aug 31
CPH
Kastrup
LHR
Heathrow
$136 Roundtrip, found 4 days ago
$136
Roundtrip
found 4 days ago
Select British Airways flight, departing Sat, Aug 30 from Kastrup to Heathrow, returning Sun, Aug 31, priced at $136 found 4 days ago
Thu, Feb 19 - Thu, Feb 26
CPH
Kastrup
LHR
Heathrow
$138 Roundtrip, found 20 hours ago
$138
Roundtrip
found 20 hours ago
Select British Airways flight, departing Thu, Feb 19 from Kastrup to Heathrow, returning Thu, Feb 26, priced at $138 found 20 hours ago
Fri, Nov 28 - Sun, Nov 30
CPH
Kastrup
LHR
Heathrow
$139 Roundtrip, found 2 days ago
$139
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Nov 28 from Kastrup to Heathrow, returning Sun, Nov 30, priced at $139 found 2 days ago
Thu, Feb 19 - Thu, Feb 26
CPH
Kastrup
LHR
Heathrow
$148 Roundtrip, found 20 hours ago
$148
Roundtrip
found 20 hours ago
Select British Airways flight, departing Thu, Feb 19 from Kastrup to Heathrow, returning Thu, Feb 26, priced at $148 found 20 hours ago
Tue, Nov 25 - Tue, Dec 2
CPH
Kastrup
LHR
Heathrow
$152 Roundtrip, found 4 hours ago
$152
Roundtrip
found 4 hours ago
Select British Airways flight, departing Tue, Nov 25 from Kastrup to Heathrow, returning Tue, Dec 2, priced at $152 found 4 hours ago
Sat, Aug 30 - Sun, Aug 31
CPH
Kastrup
LHR
Heathrow
$153 Roundtrip, found 4 days ago
$153
Roundtrip
found 4 days ago
Select British Airways flight, departing Sat, Aug 30 from Kastrup to Heathrow, returning Sun, Aug 31, priced at $153 found 4 days ago
Thu, Aug 14 - Wed, Aug 27
CPH
Kastrup
LHR
Heathrow
$153 Roundtrip, found 3 days ago
$153
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Aug 14 from Kastrup to Heathrow, returning Wed, Aug 27, priced at $153 found 3 days ago
Thu, Aug 14 - Wed, Aug 27
CPH
Kastrup
LHR
Heathrow
$155 Roundtrip, found 3 days ago
$155
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Aug 14 from Kastrup to Heathrow, returning Wed, Aug 27, priced at $155 found 3 days ago
Wed, Oct 1 - Mon, Oct 13
CPH
Kastrup
LHR
Heathrow
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Oct 1 from Kastrup to Heathrow, returning Mon, Oct 13, priced at $162 found 1 day ago
Thu, Feb 19 - Thu, Feb 26
CPH
Kastrup
LHR
Heathrow
$165 Roundtrip, found 20 hours ago
$165
Roundtrip
found 20 hours ago
Select British Airways flight, departing Thu, Feb 19 from Kastrup to Heathrow, returning Thu, Feb 26, priced at $165 found 20 hours ago

Frequently asked questions

What route does flight number BA817 take?
You'll arrive into LHR from Copenhagen Airport (CPH-Kastrup) if you're traveling on flight number BA817. You'll be in the air for 2 hours on this trip. It's also worthwhile noting that the flight conveniently operates non-stop.
What terminal does BA817 fly out of?
Flights to and from Kastrup Airport (CPH) and Heathrow Airport are served by BA817, and those traveling on this flight typically depart from Terminal 2.
What kind of plane is on flight number BA817?
The Airbus A319 is the plane most often used for flight number BA817. More often than not, this flight heads off from Copenhagen Airport, Kastrup and arrives at Heathrow Airport.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your BA817 flight with Travelocity, please visit our Customer Service Portal.