Award flights from Barcelona (BCN) to St. Louis (STL)
Search flights from Barcelona (BCN) to St. Louis (STL)
Search live to see every flight, program and cabin price for your dates.
In the last 30 days AwardTool saw award space on 10 programs for BCN→STL. Lowest economy: 21,000 miles + $48.29 (American Airlines AAdvantage). Lowest business class: 31,330 miles + $923.13 (Lufthansa Miles & More). Lowest first class: 85,000 points + $1,065.33 (Alaska Atmos Rewards).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Barcelona (BCN) to St. Louis (STL) at a glance
- From
- Barcelona International, Barcelona, Spain (BCN)
- To
- St. Louis Lambert International, St. Louis, Missouri, United States (STL)
- Programs with award space seen
- 10 of 10 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- Aegean Airlines (A3), American Airlines (AA), Air Canada (AC), Air France (AF), Finnair (AY), ITA Airways (AZ), British Airways (BA), Delta Air Lines (DL), Aer Lingus (EI), Eurowings (EW), Etihad Airways (EY), Icelandair (FI) and 13 more
- Departures with open awards
- Oct 2026 to Sep 2027
- Most dates with space
- 62 of 64 departure dates checked (American Airlines AAdvantage, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to St. Louis (STL)
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
| 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 |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Lufthansa Miles & MoreLowest observed | 36,183 pts + $496.33 | 2 stops | Lufthansa (LH), United Airlines (UA), Lufthansa City Airlines (VL) | 5 | 30 | See dates | |
| American Airlines AAdvantage | 40,000 pts + $98.39 | 2 stops | American Airlines (AA), British Airways (BA), IBERIA (IB) | — | 56 | See dates | |
| Alaska Atmos Rewards | 45,000 pts + $68.29 | 1 stop | American Airlines (AA), British Airways (BA) | 1 | 4 | See dates | |
| United MileagePlus | 55,000 pts + $61.99 | 2 stops | Air Canada (AC), ITA Airways (AZ), Aer Lingus (EI), Lufthansa (LH) +5 more | 9+ | 46 | See dates | |
| Air France/KLM Flying Blue | 65,500 pts + $322.33 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 39 | See dates | |
| Air Canada Aeroplan | 79,968 pts + $130.54 | 3 stops | Air Canada (AC), United Airlines (UA) | 5 | 50 | See dates | |
| Qantas Frequent Flyer | 90,600 pts + $1,024.83 | 1 stop | American Airlines (AA), Air France (AF), British Airways (BA), IBERIA (IB) | 2 | 18 | See dates | |
| Delta SkyMiles | 140,000 pts + $56.24 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 8 | 33 | See dates |
Not seen in premium economy: Avianca LifeMiles and Etihad Guest.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Lufthansa Miles & MoreLowest observed | 31,330 pts + $923.13 | 1 stop | Lufthansa (LH) | 9+ | 22 | See dates | |
| American Airlines AAdvantage | 57,500 pts + $86.29 | 2 stops | American Airlines (AA), British Airways (BA), IBERIA (IB) | — | 62 | See dates | |
| Alaska Atmos Rewards | 70,000 pts + $1,067.03 | 1 stop | American Airlines (AA), British Airways (BA) | 6 | 6 | See dates | |
| Air Canada Aeroplan | 75,000 pts + $141.30 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA) | 9+ | 49 | See dates | |
| United MileagePlus | 88,000 pts + $59.83Mixed cabin | 2 stops | Aegean Airlines (A3), Air Canada (AC), ITA Airways (AZ), Aer Lingus (EI) +11 more | 4 | 46 | See dates | |
| Qantas Frequent Flyer | 99,200 pts + $1,014.25Mixed cabin | 2 stops | American Airlines (AA), British Airways (BA), IBERIA (IB) | 2 | 18 | See dates | |
| Air France/KLM Flying Blue | 106,000 pts + $464.33 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 39 | See dates | |
| Etihad Guest | 110,000 pts + $282.93Mixed cabin | 2 stops | American Airlines (AA), Etihad Airways (EY) | 2 | 12 | See dates |
Not seen in business class: Avianca LifeMiles and Delta SkyMiles.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 85,000 pts + $1,065.33 | 2 stops | American Airlines (AA), British Airways (BA) | 1 | 8 | See dates | |
| Delta SkyMiles | 300,000 pts + $49.38 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 1 | 34 | See dates |
Not seen in first class: American Airlines AAdvantage, Air Canada Aeroplan, Avianca LifeMiles, Etihad Guest, Air France/KLM Flying Blue, Lufthansa Miles & More, Qantas Frequent Flyer and United MileagePlus.
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 award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | American Airlines AAdvantage | 22,500 pts + $86.29 | — | 2 stops | Check this date | ||
| Premium Economy | Lufthansa Miles & More | 36,183 pts + $556.33 | 9+ | 1 stop | Check this date | ||
| Business | Lufthansa Miles & More | 31,330 pts + $1,005.73 | 9+ | 1 stop | Check this date | ||
| Business | Air Canada Aeroplan | 75,000 pts + $141.30 | 9+ | 1 stop | Check this date | ||
| Business | United MileagePlus | 88,000 pts + $62.03Mixed cabin | 4 | 2 stops | Check this date | ||
| Business | Air France/KLM Flying Blue | 106,500 pts + $456.09 | 7 | 2 stops | Check this date | ||
| First | Alaska Atmos Rewards | 85,000 pts + $1,065.33 | 1 | 2 stops | Check this date | ||
| First | Delta SkyMiles | 495,000 pts + $49.38 | 8 | 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.
Best months to fly from Barcelona (BCN) to St. Louis (STL) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 25,000 · Miles & More (1 date) | 36,183 · Miles & More (1 date) | 31,330 · Miles & More (1 date) | 85,000 · Atmos (1 date) | |
| 22,500 · AAdvantage (5 dates) | 40,000 · AAdvantage (4 dates) | 57,500 · AAdvantage (5 dates) | 495,000 · SkyMiles (1 date) | |
| 22,500 · AAdvantage (3 dates) | 40,000 · AAdvantage (3 dates) | 57,500 · AAdvantage (3 dates) | — | |
| 22,500 · AAdvantage (3 dates) | 40,000 · AAdvantage (3 dates) | 57,500 · AAdvantage (3 dates) | 300,000 · SkyMiles (2 dates) | |
| 22,500 · AAdvantage (8 dates) | 36,183 · Miles & More (2 dates) | 31,330 · Miles & More (1 date) | 85,000 · Atmos (3 dates) | |
| 21,000 · AAdvantage (5 dates) | 36,183 · Miles & More (5 dates) | 31,330 · Miles & More (3 dates) | 85,000 · Atmos (2 dates) | |
| 21,000 · AAdvantage (12 dates) | 36,183 · Miles & More (9 dates) | 31,331 · Miles & More (9 dates) | 85,000 · Atmos (2 dates) | |
| 21,000 · AAdvantage (8 dates) | 36,183 · Miles & More (7 dates) | 31,331 · Miles & More (4 dates) | 420,000 · SkyMiles (7 dates) | |
| 30,000 · AAdvantage (3 dates) | 88,500 · AAdvantage (3 dates) | 328,500 · AAdvantage (3 dates) | — | |
| 21,000 · AAdvantage (7 dates) | 40,000 · AAdvantage (7 dates) | 31,331 · Miles & More (1 date) | 495,000 · SkyMiles (4 dates) | |
| 21,000 · AAdvantage (3 dates) | 36,183 · Miles & More (5 dates) | 31,331 · Miles & More (3 dates) | — |
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.
Search, calendar and alerts from Barcelona (BCN) to St. Louis (STL)
Route calendar
Every departure date with open award seats on BCN→STL for American Airlines AAdvantage and the other programs: a limited window on the free plan and 365 days with Pro.
Open the route calendarLive search
Search one date across programs to see current flights, seats and taxes before you transfer points.
Search Barcelona (BCN) to St. Louis (STL)How many miles or points you need from Barcelona (BCN) to St. Louis (STL)
- In economy, American Airlines AAdvantage had the lowest observed award, 21,000 miles + $48.29; see how many miles you need with American Airlines AAdvantage.
- In premium economy, Lufthansa Miles & More had the lowest observed award, 36,183 miles + $496.33; see how many miles you need with Lufthansa Miles & More.
- In business class, Lufthansa Miles & More had the lowest observed award, 31,330 miles + $923.13; see how many miles you need with Lufthansa Miles & More.
- In first class, Alaska Atmos Rewards had the lowest observed award, 85,000 points + $1,065.33; see how many points you need with Alaska Atmos Rewards.
Questions about award flights from Barcelona (BCN) to St. Louis (STL)
What's the lowest Barcelona (BCN) to St. Louis (STL) award price AwardTool has seen?
In economy, 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). In business class, 31,330 miles + $923.13 with Lufthansa Miles & More. Seen Sep 25, 2026, 15:22 UTC for an Oct 22, 2026 departure. Lufthansa Miles & More showed business-class award space on 22 departure dates at any price (newest observation Oct 15, 2026, 13:45 UTC). Search live before transferring points.
Which loyalty programs had award space from Barcelona (BCN) to St. Louis (STL)?
10 programs in the last 30 days: American Airlines AAdvantage (economy 62 dates, premium economy 56 dates, business class 62 dates); Air Canada Aeroplan (economy 50 dates, premium economy 50 dates, business class 49 dates); Alaska Atmos Rewards (economy 28 dates, premium economy 4 dates, business class 6 dates, first class 8 dates); Avianca LifeMiles (economy 25 dates); Delta SkyMiles (economy 34 dates, premium economy 33 dates, first class 34 dates); Etihad Guest (economy 15 dates, business class 12 dates); Air France/KLM Flying Blue (economy 40 dates, premium economy 39 dates, business class 39 dates); Lufthansa Miles & More (economy 33 dates, premium economy 30 dates, business class 22 dates) and 2 more. Dates count departure dates with an open award.
Is there nonstop award space from Barcelona (BCN) to St. Louis (STL)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 1 to 3 stops on itineraries including Aegean Airlines, American Airlines, Air Canada and Air France. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Barcelona (BCN) to St. Louis (STL)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest 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: in economy, the lowest award was for May 2027 departures, 21,000 miles with AAdvantage (12 dates); in business class, the lowest award was for Apr 2027 departures, 31,330 miles with Miles & More (3 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.