Business-class award flights from Houston (IAH) to Bilbao (BIO)
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In the last 30 days AwardTool saw business-class award space on 4 programs for IAH→BIO. Lowest: 60,000 miles + $359.50 with Air France/KLM Flying Blue, which showed business-class award space on 13 dates. No nonstop business-class 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
- 60,000 miles + $359.50
- Air France/KLM Flying Blue
- Programs with space
- 4 of 7
- programs seen on this route
- Most dates seen
- 13 of 13
- dates checked · Air France/KLM Flying Blue
- Nonstop
- Not seen
- in the last 30 days
Compare programs for business class
The lowest one-way business-class award each program showed on IAH→BIO, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Air France/KLM Flying BlueLowest observed | 60,000 pts + $359.50 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 3 | 13 | See dates | |
| Air Canada Aeroplan | 75,000 pts + $119.41 | 1 stop | Air Canada (AC), Lufthansa (LH), SWISS (LX), Lufthansa City Airlines (VL) | 5 | 6 | See dates | |
| United MileagePlus | 88,000 pts + $50.10Mixed cabin | 2 stops | Eurowings Discover (4Y), Eurowings (EW), Lufthansa (LH), Brussels Airlines (SN) +3 more | 8 | 13 | See dates | |
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 1 stop | Turkish Airlines (TK) | 2 | 9 | See dates |
Not seen in business class: American Airlines AAdvantage, Avianca LifeMiles and Delta SkyMiles.
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 business-class award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Air France/KLM Flying Blue | 60,000 pts + $359.50 | 3 | 1 stop | Check this date | ||
| Air Canada Aeroplan | 75,000 pts + $119.41 | 5 | 1 stop | Check this date | ||
| United MileagePlus | 88,000 pts + $50.10Mixed cabin | 8 | 2 stops | Check this date | ||
| United MileagePlus | 88,000 pts + $50.10Mixed cabin | 7 | 1 stop | Check this date | ||
| Air France/KLM Flying Blue | 132,500 pts + $365.10 | 4 | 1 stop | Check this date | ||
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 2 | 1 stop | Check this date | ||
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 2 | 1 stop | Check this date | ||
| Air Canada Aeroplan | 304,928 pts + $123.51 | 7 | 2 stops | 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 business-class 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 business-class award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Air France/KLM Flying Blue | 13 of 13 | 100% | |
| Air Canada Aeroplan | 6 of 13 | 46% | |
| United MileagePlus | 13 of 13 | 100% | |
| Turkish Miles & Smiles | 9 of 13 | 69% |
Best months for business class from Houston (IAH) to Bilbao (BIO)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 175,000 pts + taxes vary | Turkish Miles & Smiles | 1 | |
| 60,000 pts + taxes vary | Air France/KLM Flying Blue | 3 | |
| 302,500 pts + taxes vary | Air France/KLM Flying Blue | 3 | |
| 175,000 pts + taxes vary | Turkish Miles & Smiles | 2 | |
| 175,000 pts + taxes vary | Turkish Miles & Smiles | 3 |
Lowest business class award by month and program
Each program's lowest one-way business-class award by departure month, in its own points or miles; taxes vary. — means the program showed no business-class space that month.
| Program | |||||
|---|---|---|---|---|---|
| Air France/KLM Flying Bluemiles | 180,500 | 60,000 | 302,500 | 302,000 | 184,500 |
| Air Canada Aeroplanpoints | 444,054 | 75,000 | — | 248,208 | — |
| United MileagePlusmiles | 200,000 | 88,000Mixed cabin | 387,900 | 356,100 | 376,700 |
| Turkish Miles & Smilesmiles | 175,000 | 175,000 | — | 175,000 | 175,000 |
Airlines seen in business class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- Eurowings Discover (4Y): United MileagePlus
- Air Canada (AC): Air Canada Aeroplan
- Air France (AF): Air France/KLM Flying Blue
- Delta Air Lines (DL): Air France/KLM Flying Blue
- Eurowings (EW): United MileagePlus
- KLM (KL): Air France/KLM Flying Blue
- Lufthansa (LH): Air Canada Aeroplan and United MileagePlus
- SWISS (LX): Air Canada Aeroplan
- Brussels Airlines (SN): United MileagePlus
- Turkish Airlines (TK): Turkish Miles & Smiles
- TAP Portugal (TP): United MileagePlus
- United Airlines (UA): United MileagePlus
- Air Europa (UX): Air France/KLM Flying Blue
- Lufthansa City Airlines (VL): Air Canada Aeroplan and United MileagePlus
Business class on nearby routes
The lowest business-class 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 Houston (IAH) and to Bilbao (BIO). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Houston (IAH) to Paris Charles de Gaulle (CDG)Also from IAH | 55,000 points | Alaska Atmos Rewards | 120 |
| Houston (IAH) to London Heathrow (LHR)Also from IAH | 55,000 pointsNonstop | Alaska Atmos Rewards | 165 |
| Houston (IAH) to Amsterdam (AMS)Also from IAH | 55,000 points | Alaska Atmos Rewards | 117 |
| Houston (IAH) to Tokyo Narita (NRT)Also from IAH | 105,000 miles | Air France/KLM Flying Blue | 274 |
| Lisbon (LIS) to Bilbao (BIO)Also to BIO | 8,000 points | Virgin Atlantic Flying Club | 15 |
| Chicago O’Hare (ORD) to Bilbao (BIO)Also to BIO | 57,500 miles | American Airlines AAdvantage | 25 |
| San Francisco (SFO) to Bilbao (BIO)Also to BIO | 57,500 miles | American Airlines AAdvantage | 10 |
| Lanzarote (ACE) to Bilbao (BIO)Also to BIO | 198,900 miles | GOL Smiles | 186 |
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 |
| Turkish Miles & Smiles | — | 1:1 · Instant | 1:1 · Instant | — | 1:1 · ~1 day | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about business-class award flights from Houston (IAH) to Bilbao (BIO)
What's the lowest business-class award from Houston (IAH) to Bilbao (BIO)?
60,000 miles + $359.50 with Air France/KLM Flying Blue. Seen Sep 30, 2026, 18:32 UTC for a Nov 2, 2026 departure. Air France/KLM Flying Blue showed business-class award space on 13 departure dates at any price (newest observation Oct 15, 2026, 13:22 UTC). Search live before transferring points.
Which programs had business-class award space from Houston (IAH) to Bilbao (BIO)?
Air France/KLM Flying Blue (13 dates), Air Canada Aeroplan (6 dates), United MileagePlus (13 dates) and Turkish Miles & Smiles (9 dates), in the last 30 days.
Is there nonstop business-class award space from Houston (IAH) to Bilbao (BIO)?
AwardTool hasn't observed nonstop business-class award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest business-class award prices from Houston (IAH) to Bilbao (BIO)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest business-class award AwardTool observed was for Nov 2026 departures: 60,000 miles with Flying Blue (3 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.