American Airlines AAdvantage award flights from St. Louis (STL) to London Heathrow (LHR)
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In the last 30 days AwardTool saw American Airlines AAdvantage award space for STL→LHR in economy, premium economy, business class and first class. Lowest economy: 21,000 miles + $5.60 (economy space on 127 dates). Lowest business class: 57,500 miles + $733.50 (business-class space on 127 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 21,000 miles + $5.60
- economy space on 127 dates
- Lowest business class
- 57,500 miles + $733.50
- business-class space on 127 dates
- Lowest first class (mixed cabin)
- 85,000 miles + $1,638.00
- first-class space on 23 dates · part of the trip in a lower cabin
- Lowest premium economy
- 40,000 miles + $533.50
- premium economy space on 126 dates
AAdvantage award prices by cabin
The lowest one-way American Airlines AAdvantage award AwardTool observed on STL→LHR in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 21,000 miles + $5.60 | 1 stopNonstop from 30,000 pts | American Airlines (AA), British Airways (BA), Aer Lingus (EI) | — | 127 | See dates | |
| Premium Economy | 40,000 miles + $533.50 | Nonstop | American Airlines (AA), British Airways (BA) | — | 126 | See dates | |
| Business | 57,500 miles + $733.50 | Nonstop | American Airlines (AA), British Airways (BA) | — | 127 | See dates | |
| First | 85,000 miles + $1,638.00Mixed cabin | 2 stops | American Airlines (AA), British Airways (BA) | — | 23 | 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 AAdvantage award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 22,500 miles + $243.00 | — | 1 stop | Check this date | ||
| Economy | 22,500 miles + $22.40 | — | 2 stops | Check this date | ||
| Economy | 22,500 miles + $9.00 | — | 2 stops | Check this date | ||
| Premium Economy | 40,000 miles + $538.00 | — | 1 stop | Check this date | ||
| Premium Economy | 40,000 miles + $538.00 | — | 1 stop | Check this date | ||
| Premium Economy | 40,000 miles + $533.50 | — | Nonstop | Check this date | ||
| Business | 57,500 miles + $10.40 | — | 2 stops | Check this date | ||
| First | 96,000 miles + $5.60 | — | 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 AAdvantage award space showed up
Departure dates in the next 365 days that AwardTool checked for American Airlines AAdvantage in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 127 of 128 | 99% | |
| Premium Economy | 126 of 128 | 98% | |
| Business | 127 of 128 | 99% | |
| First | 23 of 128 | 17% |
Best months to fly from St. Louis (STL) to London Heathrow (LHR) with AAdvantage
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 30,000 (10 dates) | 40,000 (10 dates) | 57,500 (10 dates) | 96,000 (10 dates) | |
| 22,500 (18 dates) | 40,000 (17 dates) | 57,500 (18 dates) | 124,000 (12 dates) | |
| 22,500 (10 dates) | 40,000 (10 dates) | 57,500 (10 dates) | — | |
| 22,500 (18 dates) | 40,000 (18 dates) | 57,500 (18 dates) | 85,000 (1 date)Mixed cabin | |
| 22,500 (1 date) | 40,000 (1 date) | 57,500 (1 date) | — | |
| 22,500 (4 dates) | 40,000 (4 dates) | 57,500 (4 dates) | — | |
| 21,000 (7 dates) | 40,000 (7 dates) | 57,500 (7 dates) | — | |
| 21,000 (17 dates) | 40,000 (17 dates) | 57,500 (17 dates) | — | |
| 21,000 (19 dates) | 40,000 (19 dates) | 57,500 (19 dates) | — | |
| 21,000 (18 dates) | 40,000 (18 dates) | 57,500 (18 dates) | — | |
| 21,000 (4 dates) | 40,000 (4 dates) | 57,500 (4 dates) | — | |
| 21,000 (1 date) | 40,000 (1 date) | 57,500 (1 date) | — |
How to get AAdvantage miles
- Citi ThankYou Points: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
AAdvantage vs other programs from St. Louis (STL) to London Heathrow (LHR)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 40,000 pts + $75.61 | 69,452 pts + $59.41 | 75,000 pts + $120.31 | 485,012 pts + $83.61Mixed cabin |
| Air France/KLM Flying Blue | 30,000 pts + $38.00 | 57,730 pts + $161.40 | 98,000 pts + $243.40 | — |
| Alaska Atmos Rewards | 27,500 pts + $25.60 | 35,000 pts + $549.00Lowest | 55,000 pts + $1,004.00Lowest | 55,000 pts + $25.60Lowest |
| American Airlines AAdvantage | 21,000 pts + $5.60 | 40,000 pts + $533.50 | 57,500 pts + $733.50 | 85,000 pts + $1,638.00Mixed cabin |
| Avianca LifeMiles | 40,000 pts + $26.70 | — | — | — |
| Delta SkyMiles | 25,000 pts + $5.60 | 75,000 pts + $5.60 | 125,000 pts + $5.60Mixed cabin | 125,000 pts + $5.60 |
| Etihad Guest | 51,000 pts + $38.00 | — | 99,999 pts + $38.00 | — |
| GOL Smiles | 11,700 pts + taxes not reported | 551,200 pts + taxes not reported | — | — |
| JetBlue TrueBlue | 24,000 pts + $160.00 | — | 136,100 pts + $160.00 | — |
| Lufthansa Miles & More | 10,760 pts + $336.80Lowest | — | 96,812 pts + $1,498.70 | — |
| Qantas Frequent Flyer | 29,000 pts + $349.00 | 64,400 pts + $1,629.00 | 82,100 pts + $1,504.00 | — |
| United MileagePlus | 39,300 pts + $5.60 | 50,000 pts + $5.60 | 88,000 pts + $22.50Mixed cabin | — |
| Virgin Atlantic Flying Club | 20,000 pts + $319.00 | — | — | — |
| Virgin Australia Velocity | 30,000 pts + $9.46 | — | — | — |
Questions about AAdvantage award flights from St. Louis (STL) to London Heathrow (LHR)
How many miles do you need to fly from St. Louis (STL) to London Heathrow (LHR) with American Airlines AAdvantage?
The lowest one-way American Airlines AAdvantage awards AwardTool observed in the last 30 days (newest observation Oct 19, 2026): economy 21,000 miles + $5.60, with a typical monthly low of 21,000 miles over 12 months and award space on 127 departure dates; premium economy 40,000 miles + $533.50, the lowest price in each of 12 months, with award space on 126 departure dates; business class 57,500 miles + $733.50, the lowest price in each of 12 months, with award space on 127 departure dates; first class 85,000 miles + $1,638.00, a mixed-cabin award, with a typical monthly low of 96,000 miles over 3 months and award space on 23 departure dates. Monthly lows varied in economy (21,000 to 30,000 miles) and first class (85,000 to 124,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest AAdvantage award from St. Louis (STL) to London Heathrow (LHR)?
In economy, 21,000 miles + $5.60. American Airlines AAdvantage showed economy award space on 127 departure dates at any price (newest observation Oct 19, 2026, 21:46 UTC). In business class, 57,500 miles + $733.50. Seen Oct 9, 2026, 19:28 UTC for an Oct 19, 2026 departure. American Airlines AAdvantage showed business-class award space on 127 departure dates at any price (newest observation Oct 19, 2026, 21:46 UTC). Search live before transferring points.
Can you book nonstop awards from St. Louis (STL) to London Heathrow (LHR) with AAdvantage?
Yes. AwardTool observed nonstop American Airlines AAdvantage award space in premium economy and business class, and in economy from 30,000 miles.
Which credit card points can book AAdvantage awards from St. Louis (STL) to London Heathrow (LHR)?
Citi ThankYou Points (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest AAdvantage award prices from St. Louis (STL) to London Heathrow (LHR)?
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 Jun 2027 departures: 21,000 miles (19 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.