Economy award flights from Washington Dulles (IAD) to London Stansted (STN)
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In the last 30 days AwardTool saw economy award space on 2 programs for IAD→STN. Lowest: 21,000 miles + $5.60 with American Airlines AAdvantage, which showed economy award space on 31 dates. Nonstop economy space was seen via American Airlines AAdvantage.
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest observed
- 21,000 miles + $5.60
- American Airlines AAdvantage
- Programs with space
- 2 of 2
- programs seen on this route
- Most dates seen
- 31 of 34
- dates checked · American Airlines AAdvantage
- Nonstop
- Seen
- from 22,500 miles + taxes vary
Compare programs for economy
The lowest one-way economy award each program showed on IAD→STN, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 21,000 pts + $5.60 | 1 stopNonstop from 22,500 pts | American Airlines (AA), British Airways (BA), Aer Lingus (EI), IBERIA (IB) | — | 31 | See dates | |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | 1 stop | Turkish Airlines (TK) | 1 | 17 | See 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. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed economy award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| American Airlines AAdvantage | 22,500 pts + $9.00 | — | 1 stop | Check this date | ||
| American Airlines AAdvantage | 22,500 pts + $9.00 | — | 1 stop | Check this date | ||
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | 1 | 1 stop | Check this date | ||
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | 1 | 1 stop | Check this date |
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.
How often economy award space showed up
Departure dates in the next 365 days that AwardTool checked for each program in the last 30 days, how many had economy award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| American Airlines AAdvantage | 31 of 34 | 91% | |
| Turkish Miles & Smiles | 17 of 22 | 77% |
Nonstop economy award space
- American Airlines AAdvantage: nonstop from 22,500 miles; nonstop space on 25 dates.
Best months for economy from Washington Dulles (IAD) to London Stansted (STN)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 30,000 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 6 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 5 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 2 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 5 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 4 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 1 |
Lowest economy award by month and program
Each program's lowest one-way economy award by departure month, in its own points or miles; taxes vary. — means the program showed no economy space that month.
| Program | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| American Airlines AAdvantagemiles | 30,000 | 22,500 | 22,500 | 22,500 | 22,500 | 22,500 | 21,000 | 21,000 | 21,000 | 21,000 | 21,000 | 21,000 |
| Turkish Miles & Smilesmiles | 55,000 | 55,000 | 75,000 | 55,000 | 55,000 | 55,000 | — | 55,000 | 75,000 | — | — | 55,000 |
Airlines seen in economy
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- American Airlines (AA): American Airlines AAdvantage
- British Airways (BA): American Airlines AAdvantage
- Aer Lingus (EI): American Airlines AAdvantage
- IBERIA (IB): American Airlines AAdvantage
- Turkish Airlines (TK): Turkish Miles & Smiles
Economy on nearby routes
The lowest economy award AwardTool observed on related routes, as each route's page shows it: the return direction, other airports in the same cities, and more routes from Washington Dulles (IAD) and to London Stansted (STN). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| London Stansted (STN) to Washington Dulles (IAD)Return direction | 55,000 miles | Turkish Miles & Smiles | 12 |
| Washington Dulles (IAD) to London Heathrow (LHR)Another London airport | 9,500 milesNonstop | GOL Smiles | 193 |
| Washington Dulles (IAD) to London Gatwick (LGW)Another London airport | 9,500 miles | GOL Smiles | 33 |
| Washington Dulles (IAD) to London City (LCY)Another London airport | 9,500 miles | GOL Smiles | 30 |
| Washington Dulles (IAD) to Amsterdam (AMS)Also from IAD | 10,000 points | Virgin Atlantic Flying Club | 125 |
| Washington Dulles (IAD) to Paris Charles de Gaulle (CDG)Also from IAD | 10,000 points | Virgin Atlantic Flying Club | 103 |
| Dubai (DXB) to London Stansted (STN)Also to STN | 9,500 miles | GOL Smiles | 323 |
| Singapore (SIN) to London Stansted (STN)Also to STN | 30,000 miles | Emirates Skywards | 87 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Turkish Miles & Smiles | — | 1:1 · Instant | 1:1 · Instant | — | 1:1 · ~1 day | — |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about economy award flights from Washington Dulles (IAD) to London Stansted (STN)
What's the lowest economy award from Washington Dulles (IAD) to London Stansted (STN)?
21,000 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed economy award space on 31 departure dates at any price (newest observation Oct 19, 2026, 19:44 UTC). Search live before transferring points.
Which programs had economy award space from Washington Dulles (IAD) to London Stansted (STN)?
American Airlines AAdvantage (31 dates) and Turkish Miles & Smiles (17 dates), in the last 30 days.
Is there nonstop economy award space from Washington Dulles (IAD) to London Stansted (STN)?
Yes. AwardTool observed nonstop economy award space via American Airlines AAdvantage. The lowest nonstop award was 22,500 miles with American Airlines AAdvantage, which showed nonstop economy space on 25 dates.
Which months had the lowest economy award prices from Washington Dulles (IAD) to London Stansted (STN)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for May 2027 departures: 21,000 miles with AAdvantage (5 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.