Finnair Flight 5422 Deals & Information (2026/2027)

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Finnair Flight 5422 Route Deals From $334

The cheapest prices found with in the last 7 days for return flights were $831 and $334 for one-way flights to Heathrow for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 18 - Wed, Oct 28
PIT
Pittsburgh Intl.
LHR
Heathrow
$831 Roundtrip, found 3 days ago
$831
Roundtrip
found 3 days ago
Select Finnair flight, departing Sun, Oct 18 from Pittsburgh Intl. to Heathrow, returning Wed, Oct 28, priced at $831 found 3 days ago
Sun, Oct 18 - Thu, Oct 29
PIT
Pittsburgh Intl.
LHR
Heathrow
$852 Roundtrip, found 3 days ago
$852
Roundtrip
found 3 days ago
Select Finnair flight, departing Sun, Oct 18 from Pittsburgh Intl. to Heathrow, returning Thu, Oct 29, priced at $852 found 3 days ago
Tue, Aug 11 - Tue, Aug 25
PIT
Pittsburgh Intl.
LHR
Heathrow
$883 Roundtrip, found 4 hours ago
$883
Roundtrip
found 4 hours ago
Select Finnair flight, departing Tue, Aug 11 from Pittsburgh Intl. to Heathrow, returning Tue, Aug 25, priced at $883 found 4 hours ago