Award flights from Washington to London
Award space from Washington to London
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AwardTool saw award space on 7 airport pairs between Washington (IAD, DCA, BWI) and London (LHR, LGW, LCY, STN) in the last 30 days. Lowest economy: 9,500 miles on IAD–LHR (GOL Smiles). Lowest business class: 55,000 points on IAD–LHR (Alaska Atmos Rewards, nonstop); mixed cabin from 45,000 points + $29.00 on IAD–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
- IAD–LHR · Smiles
- Lowest premium economy
- 24,000 pts + $180.60
- IAD–LGW · Virgin Atlantic
- Lowest business class
- 55,000 pts + taxes vary
- IAD–LHR · Atmos · nonstop · mixed cabin from 45,000 pts + $29.00 on IAD–LHR (Atmos)
- Lowest first class
- 45,000 pts + $25.60
- DCA–LHR · Atmos
Compare airports
Lowest one-way award AwardTool observed on each airport pair between Washington and London, with the program and the number of departure dates seen.
| Airports | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Washington Dulles (IAD) to London Heathrow (LHR) | 9,500 pts + taxes not reportedSmiles · 193 dates | 35,000 pts + $549.00Atmos · 150 dates | 45,000 pts + $29.00Atmos · 294 dates · Mixed cabin | 55,000 pts + $25.60Atmos · 19 dates |
| Washington Dulles (IAD) to London Gatwick (LGW) | 9,500 pts + taxes not reportedSmiles · 33 dates | 24,000 pts + $180.60Virgin Atlantic · 5 dates | 57,500 pts + $733.50AAdvantage · 51 dates | 85,000 pts + $1,633.50AAdvantage · 12 dates |
| Washington Dulles (IAD) to London City (LCY) | 9,500 pts + taxes not reportedSmiles · 30 dates | 40,000 pts + $533.50AAdvantage · 43 dates | 57,500 pts + $733.50AAdvantage · 44 dates | 135,000 pts + $5.60AAdvantage · 7 dates |
| Washington Dulles (IAD) to London Stansted (STN) | 21,000 pts + $5.60AAdvantage · 31 dates | 40,000 pts + $533.50AAdvantage · 33 dates | 57,500 pts + $733.50AAdvantage · 31 dates | 85,000 pts + $1,633.50AAdvantage · 6 dates |
| Washington National (DCA) to London Heathrow (LHR) | 9,500 pts + taxes not reportedSmiles · 64 dates | 30,000 pts + $25.60Atmos · 3 dates | 57,500 pts + $19.40AAdvantage · 151 dates | 45,000 pts + $25.60Atmos · 3 dates |
| Washington National (DCA) to London Gatwick (LGW) | 21,000 pts + $5.60AAdvantage · 39 dates | 40,000 pts + $533.50AAdvantage · 35 dates | 57,500 pts + $733.50AAdvantage · 24 dates | 131,500 pts + $5.60AAdvantage · 5 dates |
| Baltimore (BWI) to London Heathrow (LHR) | 9,500 pts + taxes not reportedSmiles · 54 dates | 35,000 pts + $549.00Atmos · 116 dates | 55,000 pts + $1,004.00Atmos · 88 dates | 55,000 pts + $25.60Atmos · 63 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, Washington to London
- Economy: 9,500 miles on Washington Dulles (IAD) to London Heathrow (LHR) with GOL Smiles, which showed economy award space there on 193 dates.
- Premium Economy: 24,000 points + $180.60 on Washington Dulles (IAD) to London Gatwick (LGW) with Virgin Atlantic Flying Club, which showed premium economy award space there on 5 dates.
- Business Class: 55,000 points nonstop on Washington Dulles (IAD) to London Heathrow (LHR) with Alaska Atmos Rewards, which showed nonstop business-class award space there on 124 dates; mixed cabin from 45,000 points + $29.00 on IAD–LHR (Alaska Atmos Rewards).
- First Class: 45,000 points + $25.60 on Washington National (DCA) to London Heathrow (LHR) with Alaska Atmos Rewards, which showed first-class award space there on 3 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 Washington to London award flights
Which airports had the lowest award prices from Washington to London?
In business class, IAD–LHR with 55,000 points (Alaska Atmos Rewards); mixed cabin from 45,000 points + $29.00 on IAD–LHR (Alaska Atmos Rewards). In economy, IAD–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 Washington and London had award space?
IAD–LHR (economy, premium economy, business class and first class), IAD–LGW (economy, premium economy, business class and first class), IAD–LCY (economy, premium economy, business class and first class), IAD–STN (economy, premium economy, business class and first class), DCA–LHR (economy, premium economy, business class and first class), DCA–LGW (economy, premium economy, business class and first class) and BWI–LHR (economy, premium economy, business class and first class). Airport pairs not listed had no award space AwardTool observed in the last 30 days.