Economy award flights from Barcelona (BCN) to St. Louis (STL)
Explore these award routes
Preview matching cached flight results on these routes, then search live for your own trip.
In the last 30 days AwardTool saw economy award space on 10 programs for BCN→STL. Lowest: 21,000 miles + $48.29 with American Airlines AAdvantage, which showed economy award space on 62 dates. No nonstop economy award was seen in the last 30 days.
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 + $48.29
- American Airlines AAdvantage
- Programs with space
- 10 of 10
- programs seen on this route
- Most dates seen
- 62 of 64
- dates checked · American Airlines AAdvantage
- Nonstop
- Not seen
- in the last 30 days
Compare programs for economy
The lowest one-way economy award each program showed on BCN→STL, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 21,000 pts + $48.29 | 1 stop | American Airlines (AA), Finnair (AY), British Airways (BA), Aer Lingus (EI) +1 more | — | 62 | See dates | |
| Lufthansa Miles & More | 25,000 pts + $294.33 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA), Lufthansa City Airlines (VL) | 9+ | 33 | See dates | |
| Alaska Atmos Rewards | 27,500 pts + $68.29 | 1 stop | American Airlines (AA), British Airways (BA), Icelandair (FI) | 9+ | 28 | See dates | |
| Qantas Frequent Flyer | 29,000 pts + $300.79 | 1 stop | American Airlines (AA), Air France (AF), British Airways (BA), IBERIA (IB) +1 more | 1 | 23 | See dates | |
| Delta SkyMiles | 31,000 pts + $50.18 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 34 | See dates | |
| Air France/KLM Flying Blue | 36,500 pts + $220.39 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 40 | See dates | |
| Air Canada Aeroplan | 40,000 pts + $118.40 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA), Lufthansa City Airlines (VL) | 7 | 50 | See dates | |
| United MileagePlus | 40,000 pts + $48.43 | 1 stop | Aegean Airlines (A3), Air Canada (AC), ITA Airways (AZ), Aer Lingus (EI) +12 more | 9+ | 46 | See dates | |
| Avianca LifeMiles | 40,000 pts + $58.00 | 2 stops | Lufthansa (LH), United Airlines (UA) | 9+ | 25 | See dates | |
| Etihad Guest | 57,000 pts + $76.43 | 1 stop | American Airlines (AA), Etihad Airways (EY) | 7 | 15 | 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 + $86.29 | — | 2 stops | Check this date | ||
| Lufthansa Miles & More | 25,000 pts + $294.33 | 9+ | 1 stop | Check this date | ||
| Alaska Atmos Rewards | 27,500 pts + $68.43 | 9+ | 1 stop | Check this date | ||
| Qantas Frequent Flyer | 29,000 pts + $301.10 | 1 | 1 stop | Check this date | ||
| Air France/KLM Flying Blue | 36,500 pts + $220.59 | 9+ | 2 stops | Check this date | ||
| Avianca LifeMiles | 40,000 pts + $58.00 | 9+ | 1 stop | Check this date | ||
| United MileagePlus | 40,000 pts + $48.43 | 9+ | 1 stop | Check this date | ||
| Air Canada Aeroplan | 40,000 pts + $118.60 | 9+ | 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 | 62 of 64 | 96% | |
| Lufthansa Miles & More | 33 of 35 | 94% | |
| Alaska Atmos Rewards | 28 of 47 | 59% | |
| Qantas Frequent Flyer | 23 of 41 | 56% | |
| Delta SkyMiles | 34 of 35 | 97% | |
| Air France/KLM Flying Blue | 40 of 44 | 90% | |
| Air Canada Aeroplan | 50 of 50 | 100% | |
| United MileagePlus | 46 of 46 | 100% | |
| Avianca LifeMiles | 25 of 48 | 52% | |
| Etihad Guest | 15 of 34 | 44% |
Best months for economy from Barcelona (BCN) to St. Louis (STL)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 25,000 pts + taxes vary | Lufthansa Miles & More | 1 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 5 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 22,500 pts + taxes vary | American Airlines AAdvantage | 8 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 5 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 12 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 8 | |
| 30,000 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 7 | |
| 21,000 pts + taxes vary | American Airlines AAdvantage | 3 |
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 | 21,000 | 21,000 | 21,000 | 30,000 | 21,000 | 21,000 |
| Lufthansa Miles & Moremiles | 25,000 | — | — | 25,000 | 25,000 | 25,000 | 25,000 | 25,000 | — | 67,237 | 25,000 |
| Alaska Atmos Rewardspoints | 27,500 | — | — | 35,000 | 35,000 | 27,500 | 27,500 | 35,000 | — | — | 27,500 |
| Qantas Frequent Flyerpoints | 29,000 | — | — | 29,000 | 29,000 | 29,000 | 29,000 | 29,000 | — | — | 29,000 |
| Delta SkyMilesmiles | — | 105,000 | — | 31,000 | 39,000 | 36,000 | 31,000 | 68,000 | — | 31,000 | — |
| Air France/KLM Flying Bluemiles | 55,200 | 36,500 | 36,500 | 43,800 | 36,500 | 40,900 | 36,500 | 43,800 | — | 43,800 | 54,300 |
| Air Canada Aeroplanpoints | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 42,500 | — | 61,176 | 50,005 |
| United MileagePlusmiles | 40,000 | 103,700 | — | 40,000 | 40,000 | 40,000 | 40,000 | 44,000 | — | 76,800 | 40,000 |
| Avianca LifeMilesmiles | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | — | — | — |
| Etihad Guestmiles | — | — | — | 57,000 | 67,000 | 57,000 | 60,000 | — | — | 96,000 | — |
Airlines seen in economy
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- Aegean Airlines (A3): United MileagePlus
- American Airlines (AA): American Airlines AAdvantage, Alaska Atmos Rewards, Qantas Frequent Flyer and Etihad Guest
- Air Canada (AC): Lufthansa Miles & More, Air Canada Aeroplan and United MileagePlus
- Air France (AF): Qantas Frequent Flyer, Delta SkyMiles and Air France/KLM Flying Blue
- Finnair (AY): American Airlines AAdvantage
- ITA Airways (AZ): United MileagePlus
- British Airways (BA): American Airlines AAdvantage, Alaska Atmos Rewards and Qantas Frequent Flyer
- Delta Air Lines (DL): Delta SkyMiles and Air France/KLM Flying Blue
- Aer Lingus (EI): American Airlines AAdvantage and United MileagePlus
- Eurowings (EW): United MileagePlus
- Etihad Airways (EY): Etihad Guest
- Icelandair (FI): Alaska Atmos Rewards
- IBERIA (IB): American Airlines AAdvantage and Qantas Frequent Flyer
- KLM (KL): Qantas Frequent Flyer, Delta SkyMiles and Air France/KLM Flying Blue
- Lufthansa (LH): Lufthansa Miles & More, Air Canada Aeroplan, United MileagePlus and Avianca LifeMiles
- LOT Polish Airlines (LO): United MileagePlus
- SWISS (LX): United MileagePlus
- Austrian (OS): United MileagePlus
- Croatia Airlines (OU): United MileagePlus
- Brussels Airlines (SN): United MileagePlus
- Singapore Airlines (SQ): United MileagePlus
- Turkish Airlines (TK): United MileagePlus
- TAP Portugal (TP): United MileagePlus
- United Airlines (UA): Lufthansa Miles & More, Air Canada Aeroplan, United MileagePlus and Avianca LifeMiles
- Lufthansa City Airlines (VL): Lufthansa Miles & More, Air Canada Aeroplan and United MileagePlus
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 Barcelona (BCN) and to St. Louis (STL). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| St. Louis (STL) to Barcelona (BCN)Return direction | 13,200 miles | GOL Smiles | 19 |
| Barcelona (BCN) to Miami (MIA)Also from BCN | 9,500 miles | GOL Smiles | 327 |
| Barcelona (BCN) to Los Angeles (LAX)Also from BCN | 11,100 miles | GOL Smiles | 173 |
| Barcelona (BCN) to San Francisco (SFO)Also from BCN | 15,000 points | Virgin Atlantic Flying Club | 130 |
| Barcelona (BCN) to Washington Dulles (IAD)Also from BCN | 10,700 miles | GOL Smiles | 107 |
| London Heathrow (LHR) to St. Louis (STL)Also to STL | 10,975 miles | Lufthansa Miles & More | 50 |
| New York LaGuardia (LGA) to St. Louis (STL)Also to STL | 7,000 milesNonstop | American Airlines AAdvantage | 321 |
| Seattle (SEA) to St. Louis (STL)Also to STL | 7,700 miles | Delta SkyMiles | 21 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Air France/KLM Flying Blue | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Etihad Guest | — | 1:1 · Instant | 1:1 · ~1 day | — | 1:1 · Instant | — |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to Lufthansa Miles & More.
Questions about economy award flights from Barcelona (BCN) to St. Louis (STL)
What's the lowest economy award from Barcelona (BCN) to St. Louis (STL)?
21,000 miles + $48.29 with American Airlines AAdvantage. American Airlines AAdvantage showed economy award space on 62 departure dates at any price (newest observation Oct 18, 2026, 16:03 UTC). Search live before transferring points.
Which programs had economy award space from Barcelona (BCN) to St. Louis (STL)?
American Airlines AAdvantage (62 dates), Lufthansa Miles & More (33 dates), Alaska Atmos Rewards (28 dates), Qantas Frequent Flyer (23 dates), Delta SkyMiles (34 dates), Air France/KLM Flying Blue (40 dates), Air Canada Aeroplan (50 dates), United MileagePlus (46 dates), Avianca LifeMiles (25 dates) and Etihad Guest (15 dates), in the last 30 days.
Is there nonstop economy award space from Barcelona (BCN) to St. Louis (STL)?
AwardTool hasn't observed nonstop economy award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest economy award prices from Barcelona (BCN) to St. Louis (STL)?
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 (12 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.