AirSource

Flights Los Angeles → London — September 17, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Thursday, September 17, 2026 on the Los Angeles–London route: 1 stop itinerary (2 flights) via Dublin (DUB), from Los Angeles International (LAX) to London Heathrow (LHR), first flight Aer Lingus EI68, departs 8:10 PM, arrives 5:20 PM the next day, total travel time 13h 10m including layovers, flight time 11h 45m (layovers excluded), $540 per person. Price found in an Aviasales search on September 10, 2026 and read by AirSource on September 10, 2026, 19:00 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: United Airlines UA923, from Los Angeles International (LAX) to London Heathrow (LHR), departs 3:40 PM, arrives 10:10 AM the next day, direct, 10h 30m, $666 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes allowed for a fee, non-refundable.

Lowest price observed in the available data

1-stop itinerary (2 flights)

via Dublin (DUB) · first flight Aer Lingus EI68

1 stop
Thu, Sep 17
Los Angeles International (LAX)
13h 10m
1 stop
+1
Fri, Sep 18
London Heathrow (LHR)
First flight
Aer Lingus EI68 (1st of 2 flights)
Connecting flights
Operated after the layover in Dublin (DUB); airline and flight number are not provided by Aviasales in this record: see them on the booking site.
Departure
Los Angeles International (LAX) · September 17, 2026 · local time (UTC-7)
Final arrival
London Heathrow (LHR) · September 18, 2026 · local time (UTC+1) · next day
Stops
1 stop · in Dublin (DUB)
Total travel time
13h 10m (layovers included)
Flight time
11h 45m (layovers excluded)
Layover time
1h 25m
Last observed price
$540 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$540
per person, one way
Check the current price and book

Affiliate link. Booking, payment and support are handled by the seller you choose on Aviasales.

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Cheapest direct flight observed

United Airlines UA923

Direct · Los Angeles International (LAX) → London Heathrow (LHR)

Direct
Thu, Sep 17
Los Angeles International (LAX)
10h 30m
direct
+1
Fri, Sep 18
London Heathrow (LHR)
Airline
United Airlines (UA)
Flight
UA923
Departure
Los Angeles International (LAX) · September 17, 2026 · local time (UTC-7)
Arrival
London Heathrow (LHR) · September 18, 2026 · local time (UTC+1) · next day
Stops
Direct (no plane change, as stated by the source; it can include a stop)
Duration
10h 30m
Carry-on bag
not included (personal item only)
Checked bag
not included
Changes
allowed for a fee
Refund
non-refundable
Last observed price
$666 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$666
per person, one way
Check the current price and book

Affiliate link. Booking, payment and support are handled by the seller you choose on Aviasales.

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Looking for other times? All Los Angeles–London flights on September 17, 2026 on Aviasales.

Nearby dates