United MileagePlus award flights from Washington Dulles (IAD) to Los Cabos (SJD)
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In the last 30 days AwardTool saw United MileagePlus award space for IAD→SJD in economy, business class and first class. Lowest economy: 20,000 miles + $63.08 (economy space on 18 dates). Lowest business class: 57,200 miles + $63.08 (business-class space on 16 dates). Lowest first class: 57,200 miles + $63.08 (first-class space on 18 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 20,000 miles + $63.08
- economy space on 18 dates
- Lowest business class
- 57,200 miles + $63.08
- business-class space on 16 dates
- Lowest first class
- 57,200 miles + $63.08
- first-class space on 18 dates
MileagePlus award prices by cabin
The lowest one-way United MileagePlus award AwardTool observed on IAD→SJD in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 20,000 miles + $63.08 | Nonstop | Air Canada (AC), United Airlines (UA) | 9+ | 18 | See dates | |
| Business | 57,200 miles + $63.08 | Nonstop | United Airlines (UA) | 9+ | 16 | See dates | |
| First | 57,200 miles + $63.08 | 1 stop | United Airlines (UA) | 9+ | 18 | 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 | 20,000 miles + $63.08 | 4 | 1 stop | Check this date | ||
| Economy | 20,000 miles + $63.08 | 9+ | 1 stop | Check this date | ||
| Economy | 20,000 miles + $63.08 | 9+ | Nonstop | Check this date | ||
| Business | 60,000 miles + $63.08 | 6 | Nonstop | Check this date | ||
| Business | 78,700 miles + $62.85 | 9+ | Nonstop | Check this date | ||
| First | 60,000 miles + $63.08 | 9+ | 1 stop | Check this date | ||
| First | 74,300 miles + $63.08 | 7 | 1 stop | Check this date | ||
| First | 76,600 miles + $63.08 | 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.
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 | 18 of 18 | 100% | |
| Business | 16 of 18 | 88% | |
| First | 18 of 18 | 100% |
Best months to fly from Washington Dulles (IAD) to Los Cabos (SJD) with MileagePlus
| Month | Economy | Business | First |
|---|---|---|---|
| 20,000 (4 dates) | 60,000 (3 dates) | 60,000 (4 dates) | |
| 33,900 (3 dates) | 78,700 (3 dates) | 76,600 (3 dates) | |
| 40,100 (6 dates) | 88,800 (5 dates) | 78,800 (6 dates) | |
| 20,000 (4 dates) | 57,200 (4 dates) | 57,200 (4 dates) | |
| 60,000 (1 date) | 133,700 (1 date) | 146,300 (1 date) |
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 Washington Dulles (IAD) to Los Cabos (SJD)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 14,413 pts + $141.79 | 52,970 pts + $117.19Lowest | 76,486 pts + $116.66 | — |
| American Airlines AAdvantage | 10,500 pts + $62.85Lowest | — | 27,500 pts + $68.68Lowest | 27,500 pts + $62.85Lowest |
| Avianca LifeMiles | 15,000 pts + $86.25 | — | — | — |
| JetBlue TrueBlue | 28,100 pts + $62.85 | — | — | — |
| United MileagePlus | 20,000 pts + $63.08 | — | 57,200 pts + $63.08 | 57,200 pts + $63.08 |
| Virgin Australia Velocity | 19,000 pts + $84.90 | — | — | — |
Questions about MileagePlus award flights from Washington Dulles (IAD) to Los Cabos (SJD)
How many miles do you need to fly from Washington Dulles (IAD) to Los Cabos (SJD) with United MileagePlus?
The lowest one-way United MileagePlus awards AwardTool observed in the last 30 days (newest observation Oct 12, 2026): economy 20,000 miles + $63.08, with a typical monthly low of 33,900 miles over 5 months and award space on 18 departure dates; business class 57,200 miles + $63.08, with a typical monthly low of 78,700 miles over 5 months and award space on 16 departure dates; first class 57,200 miles + $63.08, with a typical monthly low of 76,600 miles over 5 months and award space on 18 departure dates. Monthly lows varied in economy (20,000 to 60,000 miles), business class (57,200 to 133,700 miles) and first class (57,200 to 146,300 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest MileagePlus award from Washington Dulles (IAD) to Los Cabos (SJD)?
In economy, 20,000 miles + $63.08. Seen Sep 27, 2026, 00:17 UTC for an Oct 23, 2026 departure. United MileagePlus showed economy award space on 18 departure dates at any price (newest observation Oct 12, 2026, 16:57 UTC). In business class, 57,200 miles + $63.08. United MileagePlus showed business-class award space on 16 departure dates at any price (newest observation Oct 12, 2026, 16:57 UTC). Search live before transferring points.
Can you book nonstop awards from Washington Dulles (IAD) to Los Cabos (SJD) with MileagePlus?
Yes. AwardTool observed nonstop United MileagePlus award space in business class, and in economy from 20,000 miles.
Which credit card points can book MileagePlus awards from Washington Dulles (IAD) to Los Cabos (SJD)?
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 Washington Dulles (IAD) to Los Cabos (SJD)?
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 Oct 2026 departures: 20,000 miles (4 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.