$451 Cheap Delta flights Louisville (SDF) to London (LHR)

View $451 flight on Wed, Sep 23, 2026Opens in a new window

$451 Cheap Delta flights Louisville (SDF) to London (LHR)

Prices were available within the past 7 days and start at $451 for one-way flights and $723 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Mar 15 - Tue, Mar 31
SDF
Louisville
LHR
London
$723 Roundtrip, found 5 days ago
$723
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Mar 15 from Louisville to London, returning Tue, Mar 31, priced at $723 found 5 days ago
Delta
Mon, Apr 6 - Tue, Apr 21
SDF
Louisville
LHR
London
$739 Roundtrip, found 5 days ago
$739
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Apr 6 from Louisville to London, returning Tue, Apr 21, priced at $739 found 5 days ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $723
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from $723

Find the cheapest month to fly from Louisville (SDF) to London (LHR)

October is typically the cheapest month to fly

From $572 - $1,608 per traveler.

Travel information

Origin airport
Louisville Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, United, Virgin Atlantic
Popular airline
Delta
Distance
6457 km

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