United MileagePlus award flights from Seattle (SEA) to Brisbane (BNE)
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In the last 30 days AwardTool saw United MileagePlus award space for SEA→BNE in economy, premium economy and business class. Lowest economy: 55,000 miles + $35.50 (economy space on 82 dates). Lowest business class: 300,000 miles + $35.50 (business-class space on 82 dates). Lowest premium economy: 70,000 miles + $35.50 (premium economy space on 81 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 + $35.50
- economy space on 82 dates
- Lowest business class
- 300,000 miles + $35.50
- business-class space on 82 dates
- Lowest premium economy
- 70,000 miles + $35.50
- premium economy space on 81 dates
MileagePlus award prices by cabin
The lowest one-way United MileagePlus award AwardTool observed on SEA→BNE in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 55,000 miles + $35.50 | 1 stop | Air Canada (AC), EVA Air (BR), ANA (NH), Air New Zealand (NZ) +3 more | 9+ | 82 | See dates | |
| Premium Economy | 70,000 miles + $35.50 | 1 stop | Air New Zealand (NZ), United Airlines (UA), Virgin Australia (VA) | 9+ | 81 | See dates | |
| Business | 300,000 miles + $35.50 | 1 stop | Air New Zealand (NZ), United Airlines (UA), Virgin Australia (VA) | 9+ | 82 | 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 + $35.60 | 9+ | 1 stop | Check this date | ||
| Economy | 55,000 miles + $35.60 | 9+ | 1 stop | Check this date | ||
| Economy | 55,000 miles + $35.60 | 9+ | 1 stop | Check this date | ||
| Premium Economy | 70,000 miles + $35.60 | 9+ | 1 stop | Check this date | ||
| Premium Economy | 77,000 miles + $52.70 | 8 | 2 stops | Check this date | ||
| Premium Economy | 77,000 miles + $52.70 | 2 | 2 stops | Check this date | ||
| Business | 300,000 miles + $35.60 | 9+ | 1 stop | Check this date | ||
| Business | 300,000 miles + $35.60 | 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 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 | 82 of 82 | 100% | |
| Premium Economy | 81 of 82 | 98% | |
| Business | 82 of 82 | 100% |
Best months to fly from Seattle (SEA) to Brisbane (BNE) with MileagePlus
| Month | Economy | Premium Economy | Business |
|---|---|---|---|
| 55,000 (4 dates) | 246,500 (4 dates) | 300,000 (4 dates) | |
| 55,000 (8 dates) | 70,000 (8 dates) | 300,000 (8 dates) | |
| 74,200 (15 dates) | 70,000 (15 dates) | 300,000 (15 dates) | |
| 55,000 (19 dates) | 70,000 (19 dates) | 300,000 (19 dates) | |
| 55,000 (9 dates) | 70,000 (9 dates) | 300,000 (9 dates) | |
| 55,000 (6 dates) | 70,000 (6 dates) | 300,000 (6 dates) | |
| 55,000 (5 dates) | 214,800 (5 dates) | 300,000 (5 dates) | |
| 55,000 (7 dates) | 77,000 (7 dates) | 300,000 (7 dates) | |
| 55,000 (2 dates) | 220,000 (2 dates) | 300,000 (2 dates) | |
| 60,000 (7 dates) | 250,000 (6 dates) | 492,300 (7 dates) |
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 Seattle (SEA) to Brisbane (BNE)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 50,737 pts + $78.81 | 98,010 pts + $136.04 | 239,785 pts + $105.41Mixed cabin | — |
| Air France/KLM Flying Blue | 48,281 pts + $127.60 | — | — | — |
| Alaska Atmos Rewards | 42,500 pts + $49.30 | 55,000 pts + $72.10Lowest | 175,000 pts + $65.10Mixed cabin | 175,000 pts + $65.60LowestMixed cabin |
| American Airlines AAdvantage | 35,000 pts + $29.30Lowest | 65,000 pts + $52.10 | 80,000 pts + $29.50Lowest | — |
| Avianca LifeMiles | 40,000 pts + $54.80 | — | — | — |
| Delta SkyMiles | 46,300 pts + $34.00 | 116,600 pts + $34.20 | 499,900 pts + $87.10Mixed cabin | 315,900 pts + $34.00 |
| Emirates Skywards | 52,500 pts + $405.80 | 149,000 pts + $405.80 | 165,000 pts + $1,624.80 | — |
| Etihad Guest | 75,000 pts + $261.30 | — | 95,000 pts + $242.10Mixed cabin | — |
| GOL Smiles | 128,800 pts + taxes not reported | — | — | — |
| JetBlue TrueBlue | 76,800 pts + $35.50 | — | — | — |
| Qantas Frequent Flyer | 48,200 pts + $104.90 | 164,700 pts + $405.80 | 182,900 pts + $1,624.80 | 299,300 pts + $1,624.90 |
| Qatar Airways Privilege Club | 60,000 pts + taxes not reported | — | 175,000 pts + taxes not reportedMixed cabin | — |
| United MileagePlus | 55,000 pts + $35.50 | 70,000 pts + $35.50 | 300,000 pts + $35.50 | — |
| Virgin Australia Velocity | 48,000 pts + $37.59 | 142,000 pts + $240.53 | — | — |
Questions about MileagePlus award flights from Seattle (SEA) to Brisbane (BNE)
How many miles do you need to fly from Seattle (SEA) to Brisbane (BNE) 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 + $35.50, with a typical monthly low of 55,000 miles over 10 months and award space on 82 departure dates; premium economy 70,000 miles + $35.50, with a typical monthly low of 70,000 miles over 10 months and award space on 81 departure dates; business class 300,000 miles + $35.50, with monthly lows of 300,000 miles in 9 months and 492,300 miles in 1 month, and award space on 82 departure dates. Monthly lows varied in economy (55,000 to 74,200 miles), premium economy (70,000 to 250,000 miles) and business class (300,000 to 492,300 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest MileagePlus award from Seattle (SEA) to Brisbane (BNE)?
In economy, 55,000 miles + $35.50. Seen Oct 14, 2026, 23:25 UTC for an Oct 19, 2026 departure. United MileagePlus showed economy award space on 82 departure dates at any price (newest observation Oct 19, 2026, 18:34 UTC). In business class, 300,000 miles + $35.50. Seen Oct 6, 2026, 18:37 UTC for a Nov 16, 2026 departure. United MileagePlus showed business-class award space on 82 departure dates at any price (newest observation Oct 19, 2026, 18:34 UTC). Search live before transferring points.
Can you book nonstop awards from Seattle (SEA) to Brisbane (BNE) 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 Seattle (SEA) to Brisbane (BNE)?
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 Seattle (SEA) to Brisbane (BNE)?
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 Jan 2027 departures: 55,000 miles (19 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.