Award flights from Seattle (SEA) to London
Award space from Seattle (SEA) to London
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AwardTool saw award space on 3 airport pairs between Seattle (SEA) and London (LHR, LGW, LCY) in the last 30 days. Lowest economy: 9,500 miles on SEA–LHR (GOL Smiles). Lowest business class: 47,000 points + $690.40 on SEA–LHR (Virgin Atlantic Flying Club). Lowest first class: 55,000 points + $1,004.00 on SEA–LHR (Alaska Atmos Rewards).
Prices observed – .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 9,500 pts + taxes not reported
- SEA–LHR · Smiles
- Lowest premium economy
- 16,500 pts + $293.50
- SEA–LHR · Virgin Atlantic
- Lowest business class
- 47,000 pts + $690.40
- SEA–LHR · Virgin Atlantic
- Lowest first class
- 55,000 pts + $1,004.00
- SEA–LHR · Atmos
Compare airports
Lowest one-way award AwardTool observed on each airport pair between Seattle (SEA) and London, with the program and the number of departure dates seen.
| Airports | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Seattle (SEA) to London Heathrow (LHR) | 9,500 pts + taxes not reportedSmiles · 275 dates | 16,500 pts + $293.50Virgin Atlantic · 183 dates | 47,000 pts + $690.40Virgin Atlantic · 175 dates | 55,000 pts + $1,004.00Atmos · 190 dates |
| Seattle (SEA) to London Gatwick (LGW) | 21,000 pts + $5.60AAdvantage · 73 dates | 35,000 pts + $117.90Atmos · 51 dates | 57,500 pts + $733.50AAdvantage · 47 dates | 85,000 pts + $52.50Atmos · 45 dates |
| Seattle (SEA) to London City (LCY) | 21,000 pts + $5.60AAdvantage · 53 dates | 40,000 pts + $533.50AAdvantage · 40 dates | 57,500 pts + $733.50AAdvantage · 38 dates | 85,000 pts + $47.40Atmos · 4 dates |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats.
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
Lowest observed by cabin, Seattle (SEA) to London
- Economy: 9,500 miles on Seattle (SEA) to London Heathrow (LHR) with GOL Smiles, which showed economy award space there on 275 dates.
- Premium Economy: 16,500 points + $293.50 on Seattle (SEA) to London Heathrow (LHR) with Virgin Atlantic Flying Club, which showed premium economy award space there on 183 dates.
- Business Class: 47,000 points + $690.40 on Seattle (SEA) to London Heathrow (LHR) with Virgin Atlantic Flying Club, which showed business-class award space there on 175 dates.
- First Class: 55,000 points + $1,004.00 on Seattle (SEA) to London Heathrow (LHR) with Alaska Atmos Rewards, which showed first-class award space there on 190 dates.
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Virgin Atlantic Flying Club | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to GOL Smiles.
Questions about Seattle (SEA) to London award flights
Which airports had the lowest award prices from Seattle (SEA) to London?
In business class, SEA–LHR with 47,000 points + $690.40 (Virgin Atlantic Flying Club). In economy, SEA–LHR with 9,500 miles (GOL Smiles). Prices are the lowest AwardTool observed in the last 30 days; search live before transferring points.
Which airport pairs between Seattle (SEA) and London had award space?
SEA–LHR (economy, premium economy, business class and first class), SEA–LGW (economy, premium economy, business class and first class) and SEA–LCY (economy, premium economy, business class and first class). Airport pairs not listed had no award space AwardTool observed in the last 30 days.