Delta SkyMiles award flights from Boston (BOS) to Sydney (SYD)
In the last 30 days AwardTool saw Delta SkyMiles award space for BOS→SYD in economy, premium economy, business class and first class. Lowest economy: 57,400 miles + $36.60 (economy space on 148 dates). Lowest business class: 396,400 miles + $36.10 (business-class space on 146 dates). Lowest first class: 377,800 miles + $36.50 (first-class space on 146 dates).
Prices observed – ; newest observation .
Page regenerated from the Nov 12, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 57,400 miles + $36.60
- economy space on 148 dates
- Lowest business class
- 396,400 miles + $36.10
- business-class space on 146 dates
- Lowest first class
- 377,800 miles + $36.50
- first-class space on 146 dates
- Lowest premium economy
- 170,800 miles + $36.60
- premium economy space on 148 dates
In economy, 57,400 miles + $36.60 with Delta SkyMiles was the 6th lowest of the 16 programs with economy award space on this route; the lowest was 25,000 miles + $27.20 with American Airlines AAdvantage. With Delta SkyMiles, business class started at 396,400 miles + $36.10, about 6.9 times the points of its lowest economy award (57,400 miles + $36.60).
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on BOS→SYD in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 57,400 miles + $36.60 | 1 stop |  DL | 9+ | 148 | See dates | |
| Premium Economy | 170,800 miles + $36.60 | 1 stop | DL | 1 | 148 | See dates | |
| Business | 396,400 miles + $36.10 | 1 stop | DL | 7 | 146 | See dates | |
| First | 377,800 miles + $36.50 | 2 stops | DL | 5 | 146 | 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 SkyMiles award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 62,000 miles + $36.60 | 9+ | 1 stop | Check this date | ||
| Economy | 62,000 miles + $36.60 | 9+ | 1 stop | Check this date | ||
| Economy | 62,000 miles + $36.20 | 9+ | 1 stop | Check this date | ||
| Premium Economy | 170,800 miles + $36.60 | 1 | 1 stop | Check this date | ||
| Premium Economy | 170,800 miles + $36.70 | 3 | 1 stop | Check this date | ||
| Premium Economy | 170,800 miles + $36.70 | 9+ | 1 stop | Check this date | ||
| Business | 499,900 miles + $36.50 | 9+ | 1 stop | Check this date | ||
| First | 499,900 miles + $36.50 | 9+ | 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 SkyMiles award space showed up
Departure dates in the next 365 days that AwardTool checked for Delta SkyMiles 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 | 148 of 151 | 98% | |
| Premium Economy | 148 of 151 | 98% | |
| Business | 146 of 151 | 96% | |
| First | 146 of 151 | 96% |
Best months to fly from Boston (BOS) to Sydney (SYD) with SkyMiles
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 62,000 miles + $36.20 (19 dates) | 170,800 miles + $36.60 (19 dates) | 499,900 miles + $36.20 (19 dates) | 499,900 miles + $36.20 (19 dates) | |
| 62,100 miles + taxes not reported (22 dates) | 170,900 miles + taxes not reported (22 dates) | 499,900 miles + taxes not reported (20 dates) | 499,900 miles + taxes not reported (20 dates) | |
| 62,100 miles + taxes not reported (22 dates) | 170,900 miles + taxes not reported (22 dates) | 499,900 miles + $36.50 (22 dates) | 490,500 miles + taxes not reported (22 dates) | |
| 57,400 miles + $36.60 (15 dates) | 173,200 miles + taxes not reported (15 dates) | 499,900 miles + taxes not reported (15 dates) | 499,900 miles + taxes not reported (15 dates) | |
| 64,400 miles + taxes not reported (31 dates) | 173,200 miles + taxes not reported (31 dates) | 396,400 miles + taxes not reported (31 dates) | 396,400 miles + taxes not reported (31 dates) | |
| 88,700 miles + taxes not reported (14 dates) | 195,600 miles + taxes not reported (14 dates) | 396,400 miles + taxes not reported (14 dates) | 396,400 miles + taxes not reported (14 dates) | |
| 91,800 miles + taxes not reported (6 dates) | 199,700 miles + taxes not reported (6 dates) | 499,900 miles + taxes not reported (6 dates) | 377,800 miles + $36.50 (6 dates) | |
| 88,700 miles + taxes not reported (5 dates) | 201,600 miles + taxes not reported (5 dates) | 483,800 miles + taxes not reported (5 dates) | 483,800 miles + taxes not reported (5 dates) | |
| 91,000 miles + taxes not reported (3 dates) | 210,000 miles + taxes not reported (3 dates) | 499,900 miles + taxes not reported (3 dates) | 499,900 miles + taxes not reported (3 dates) | |
| 88,700 miles + taxes not reported (6 dates) | 207,700 miles + taxes not reported (6 dates) | 499,900 miles + taxes not reported (6 dates) | 499,900 miles + taxes not reported (6 dates) | |
| 88,700 miles + taxes not reported (5 dates) | 195,600 miles + taxes not reported (5 dates) | 499,900 miles + taxes not reported (5 dates) | 499,900 miles + taxes not reported (5 dates) |
A month's taxes are those of an award AwardTool recorded at that month's lowest price for a departure that month. “Taxes not reported” means the data has none for that month; the award still has taxes and fees.
How to get SkyMiles
- American Express Membership Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
SkyMiles vs other programs from Boston (BOS) to Sydney (SYD)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 55,690 pts + $106.51 | 80,714 pts + $107.41 | 260,698 pts + $106.51Mixed cabin | 484,967 pts + $107.21 |
| Air France/KLM Flying Blue | 58,000 pts + $132.30 | 115,500 pts + $224.00 | — | — |
| Alaska Atmos Rewards | 55,000 pts + $27.30 | — | — | 200,000 pts + $27.30 |
| American Airlines AAdvantage | 25,000 pts + $27.20Lowest | 62,000 pts + $27.20Lowest | 129,000 pts + $27.20 | 110,000 pts + $34.50Lowest |
| Avianca LifeMiles | 60,000 pts + $47.30 | — | — | — |
| Delta SkyMiles | 57,400 pts + $36.60 | 170,800 pts + $36.60 | 396,400 pts + $36.10 | 377,800 pts + $36.50 |
| Emirates Skywards | 47,500 pts + $406.80 | 139,000 pts + $406.80 | 154,000 pts + $1,625.80 | — |
| Etihad Guest | 73,250 pts + $321.50 | — | 140,000 pts + $325.60Mixed cabin | — |
| GOL Smiles | 110,600 pts + taxes not reported | 808,000 pts + taxes not reported | — | — |
| JetBlue TrueBlue | 84,700 pts + $36.40 | — | 173,100 pts + $80.10 | — |
| Qantas Frequent Flyer | 63,500 pts + $110.00 | 164,700 pts + $407.00 | 182,900 pts + $1,626.00 | 299,300 pts + $1,626.00 |
| Qatar Airways Privilege Club | 60,000 pts + taxes not reported | — | 105,000 pts + taxes not reportedLowestMixed cabin | — |
| Turkish Miles & Smiles | 90,000 pts + taxes not reported | — | 165,000 pts + taxes not reported | — |
| United MileagePlus | 45,000 pts + $36.30 | 70,000 pts + $36.00 | 300,000 pts + $36.00 | — |
| Virgin Atlantic Flying Club | 68,000 pts + $69.10 | — | — | — |
| Virgin Australia Velocity | 63,000 pts + $38.23 | — | 158,500 pts + $447.25 | — |
Questions about SkyMiles award flights from Boston (BOS) to Sydney (SYD)
How many miles do you need to fly from Boston (BOS) to Sydney (SYD) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days (newest observation Nov 12, 2026): economy 57,400 miles + $36.60, with a typical monthly low of 88,700 miles (taxes vary) over 11 months and award space on 148 departure dates; premium economy 170,800 miles + $36.60, with a typical monthly low of 195,600 miles (taxes vary) over 11 months and award space on 148 departure dates; business class 396,400 miles + $36.10, with a typical monthly low of 499,900 miles (taxes vary) over 11 months and award space on 146 departure dates; first class 377,800 miles + $36.50, with a typical monthly low of 499,900 miles (taxes vary) over 11 months and award space on 146 departure dates. Monthly lows varied in economy (57,400 to 91,800 miles + taxes vary), premium economy (170,800 to 210,000 miles + taxes vary), business class (396,400 to 499,900 miles + taxes vary) and first class (377,800 to 499,900 miles + taxes vary), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Boston (BOS) to Sydney (SYD)?
In economy, 57,400 miles + $36.60. Delta SkyMiles showed economy award space on 148 departure dates at any price (newest observation Nov 12, 2026, 00:57 UTC). In business class, 396,400 miles + $36.10. Delta SkyMiles showed business-class award space on 146 departure dates at any price (newest observation Nov 12, 2026, 00:57 UTC). Search live before transferring points.
Can you book nonstop awards from Boston (BOS) to Sydney (SYD) with SkyMiles?
AwardTool hasn't observed nonstop Delta SkyMiles award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book SkyMiles awards from Boston (BOS) to Sydney (SYD)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest SkyMiles award prices from Boston (BOS) to Sydney (SYD)?
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 Feb 2027 departures: 57,400 miles + $36.60 (15 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.
When does Delta SkyMiles release award seats for Boston (BOS) to Sydney (SYD)?
Delta SkyMiles publishes a booking window of about 331 days (about 11 months) before departure (AwardTool's program data, reviewed Nov 6, 2026). On this route AwardTool saw Delta SkyMiles award space for departures as late as Sep 24, 2027; seats can open earlier or later, and released seats may already be booked. See SkyMiles award release dates.