United MileagePlus award flights from Bangkok Suvarnabhumi (BKK) 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 United MileagePlus award space for BKK→STL in economy, premium economy and business class. Lowest economy: 55,000 miles + $79.33 (economy space on 40 dates). Lowest business class: 250,000 miles + $71.39 on a mixed-cabin itinerary (part of the trip in a lower cabin; business-class space on 39 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 55,000 miles + $79.33
- economy space on 40 dates
- Lowest business class (mixed cabin)
- 250,000 miles + $71.39
- business-class space on 39 dates · part of the trip in a lower cabin
- Lowest premium economy
- 71,500 miles + $71.39
- premium economy space on 38 dates
MileagePlus award prices by cabin
The lowest one-way United MileagePlus award AwardTool observed on BKK→STL in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 55,000 miles + $79.33 | 3 stops | Air Canada (AC), EVA Air (BR), Air China (CA), Ethiopian Airlines (ET) +10 more | 9+ | 40 | See dates | |
| Premium Economy | 71,500 miles + $71.39 | 3 stops | Air Canada (AC), EVA Air (BR), Air China (CA), Juneyao Airlines (HO) +5 more | 1 | 38 | See dates | |
| Business | 250,000 miles + $71.39Mixed cabin | 2 stops | Air Canada (AC), EVA Air (BR), Air China (CA), Ethiopian Airlines (ET) +7 more | 1 | 39 | 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 MileagePlus award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 55,000 miles + $84.93 | 9+ | 3 stops | Check this date | ||
| Economy | 55,000 miles + $79.33 | 9+ | 3 stops | Check this date | ||
| Economy | 55,000 miles + $79.33 | 4 | 3 stops | Check this date | ||
| Premium Economy | 170,000 miles + $70.63 | 4 | 2 stops | Check this date | ||
| Premium Economy | 170,000 miles + $70.63 | 5 | 2 stops | Check this date | ||
| Premium Economy | 197,700 miles + $84.93 | 4 | 3 stops | Check this date | ||
| Business | 250,000 miles + $82.53Mixed cabin | 2 | 2 stops | Check this date | ||
| Business | 434,700 miles + $81.83 | 6 | 3 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 MileagePlus award space showed up
Departure dates in the next 365 days that AwardTool checked for United MileagePlus 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 | 40 of 40 | 100% | |
| Premium Economy | 38 of 40 | 95% | |
| Business | 39 of 40 | 97% |
Best months to fly from Bangkok Suvarnabhumi (BKK) to St. Louis (STL) with MileagePlus
| Month | Economy | Premium Economy | Business |
|---|---|---|---|
| 55,000 (5 dates) | 170,000 (5 dates) | 250,000 (5 dates)Mixed cabin | |
| 111,800 (3 dates) | 550,000 (3 dates) | 360,000 (3 dates) | |
| 60,500 (16 dates) | 170,000 (14 dates) | 250,000 (15 dates)Mixed cabin | |
| 55,000 (5 dates) | 71,500 (5 dates) | 250,000 (5 dates)Mixed cabin | |
| 60,500 (1 date) | 193,200 (1 date) | 250,000 (1 date)Mixed cabin | |
| 55,000 (1 date) | 119,700 (1 date) | 250,000 (1 date)Mixed cabin | |
| 55,000 (9 dates) | 170,000 (9 dates) | 250,000 (9 dates)Mixed cabin |
How to get MileagePlus miles
- Bilt Rewards: 1:1 · Instant
- Chase Ultimate Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
MileagePlus vs other programs from Bangkok Suvarnabhumi (BKK) to St. Louis (STL)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 55,733 pts + $140.90 | 130,784 pts + $146.80 | 235,302 pts + $129.14Mixed cabin | — |
| Alaska Atmos Rewards | 50,000 pts + $91.49 | 62,500 pts + $91.49Lowest | 255,000 pts + $116.49Mixed cabin | 225,000 pts + $86.79LowestMixed cabin |
| American Airlines AAdvantage | 37,500 pts + $68.59Lowest | 70,000 pts + $71.49 | — | — |
| Avianca LifeMiles | 60,000 pts + $58.00 | — | — | — |
| Delta SkyMiles | 62,000 pts + $94.86 | 110,000 pts + $95.64 | — | 410,000 pts + $94.86Mixed cabin |
| Etihad Guest | 51,754 pts + $337.19 | — | 110,000 pts + $303.59LowestMixed cabin | 332,000 pts + $760.00Mixed cabin |
| Qantas Frequent Flyer | 71,400 pts + $462.09 | — | — | — |
| United MileagePlus | 55,000 pts + $79.33 | 71,500 pts + $71.39 | 250,000 pts + $71.39Mixed cabin | — |
Questions about MileagePlus award flights from Bangkok Suvarnabhumi (BKK) to St. Louis (STL)
How many miles do you need to fly from Bangkok Suvarnabhumi (BKK) to St. Louis (STL) with United MileagePlus?
The lowest one-way United MileagePlus awards AwardTool observed in the last 30 days (newest observation Oct 19, 2026): economy 55,000 miles + $79.33, with a typical monthly low of 55,000 miles over 7 months and award space on 40 departure dates; premium economy 71,500 miles + $71.39, with a typical monthly low of 170,000 miles over 7 months and award space on 38 departure dates; business class 250,000 miles + $71.39, a mixed-cabin award, with monthly lows of 250,000 miles in 6 months and 360,000 miles in 1 month, and award space on 39 departure dates. Monthly lows varied in economy (55,000 to 111,800 miles), premium economy (71,500 to 550,000 miles) and business class (250,000 to 360,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest MileagePlus award from Bangkok Suvarnabhumi (BKK) to St. Louis (STL)?
In economy, 55,000 miles + $79.33. Seen Sep 30, 2026, 16:58 UTC for an Oct 26, 2026 departure. United MileagePlus showed economy award space on 40 departure dates at any price (newest observation Oct 19, 2026, 17:19 UTC). In business class, 250,000 miles + $71.39 on a mixed-cabin itinerary (part of the trip in a lower cabin). Seen Sep 30, 2026, 16:58 UTC for an Oct 26, 2026 departure. United MileagePlus showed business-class award space on 39 departure dates at any price (newest observation Oct 19, 2026, 17:19 UTC). Search live before transferring points.
Can you book nonstop awards from Bangkok Suvarnabhumi (BKK) to St. Louis (STL) with MileagePlus?
AwardTool hasn't observed nonstop United MileagePlus award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book MileagePlus awards from Bangkok Suvarnabhumi (BKK) to St. Louis (STL)?
Bilt Rewards (1:1, Instant) and Chase Ultimate Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest MileagePlus award prices from Bangkok Suvarnabhumi (BKK) 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: 55,000 miles (9 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.