Airfare of the Day: British Airways FIRST CLASS London (LHR), United Kingdom to Seattle WA (SEA), United States from £2,053 Round Trip

Today’s Airfare of the Day goes to British Airways and their first class promotional round trip fares between London and Seattle.

Photo credits:

Remember that you can always email me or send me a message via Facebook or Twitter with your airfare-related findings or questions.

Fare Details:

  • Fare: British Airways (BA) ALX5T1S6 LON to SEA
  • Booking class: A.
  • Price: from £2,053 (£1,401 base fare + taxes & surcharges).
  • Day/Time restrictions: outbound – permitted MON/TUE/WED on each transatlantic sector. Inbound – permitted TUE/WED/THU/FRI on each transatlantic sector.
  • Seasonal restrictions: permitted 01JUL through 31AUG or 22NOV through 30NOV or 18DEC through 02JAN or 27MAR through 22APR for each transatlantic sector.
  • Flight restrictions: travel between LON and North America must be on any BA flight on non-stop/direct flights.
  • Advanced reservation/Ticketing restrictions: reservations for all sectors are required at least 50 days before departure.
  • Minimum stay requirements: until the first SUN after arrival.
  • Maximum stay requirements: 12 months.
  • Stopovers: no stopovers permitted
  • Transfers: 2 transfers permitted in each direction free.
  • Blackout dates: do not apply.
  • Travel restrictions: do not apply.
  • Sales restrictions: tickets must be issued on/before 31JAN 19.
  • Cancellations: charge £00 for cancel.
  • Changes: charge £00 for reissue/revalidation.

Routing examples:

Price comparison:

How to look up for this fare using Matrix:


I was able to find availability from March to April, July to August, and December 2019:

Booking examples:

This fare can be booked on Priceline:

Fare construction:


The following accruals were estimated using wheretocredit calculator for LHR-SEA round trip travel on BA marketed and operated flights without considering any elite status bonuses or ongoing promotions.

Fare rules

Download (DOCX, 33KB)


If you enjoyed this article, get our blog updates for free!

Previous articleWorld Of Hyatt & SLH Partnership Widens: 56 Additional Properties Added – Now 110 Hotels Worldwide
Next articleLe Club AccorHotels French Riviera 1,000 Bonus Points February 16 – March 3, 2019