Economy award flights from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)
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In the last 30 days AwardTool saw economy award space on 2 programs for ONT→EZE. Lowest: 22,000 miles + $5.60 with American Airlines AAdvantage, which showed economy award space on 7 dates. No nonstop economy 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
- 22,000 miles + $5.60
- American Airlines AAdvantage
- Programs with space
- 2 of 2
- programs seen on this route
- Most dates seen
- 8 of 8
- dates checked · United MileagePlus
- Nonstop
- Not seen
- in the last 30 days
Compare programs for economy
The lowest one-way economy award each program showed on ONT→EZE, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 22,000 pts + $5.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS), GOL Linhas Aereas (G3) | — | 7 | See dates | |
| United MileagePlus | 49,500 pts + $6.85 | 2 stops | Avianca (AV), JetBlue (B6), COPA Airlines (CM), Ethiopian Airlines (ET) +3 more | 7 | 8 | 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 economy award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| American Airlines AAdvantage | 27,500 pts + $5.60 | — | 2 stops | Check this date | ||
| American Airlines AAdvantage | 27,500 pts + $5.60 | — | 2 stops | Check this date | ||
| United MileagePlus | 49,500 pts + $8.35 | 1 | 2 stops | Check this date | ||
| United MileagePlus | 49,500 pts + $6.85 | 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 economy 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 economy award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| American Airlines AAdvantage | 7 of 9 | 77% | |
| United MileagePlus | 8 of 8 | 100% |
Best months for economy from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 70,000 pts + taxes vary | United MileagePlus | 4 | |
| 27,500 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 22,000 pts + taxes vary | American Airlines AAdvantage | 2 |
Lowest economy award by month and program
Each program's lowest one-way economy award by departure month, in its own points or miles; taxes vary. — means the program showed no economy space that month.
| Program | |||
|---|---|---|---|
| American Airlines AAdvantagemiles | 95,000 | 27,500 | 22,000 |
| United MileagePlusmiles | 70,000 | 49,500 | 69,400 |
Airlines seen in economy
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- American Airlines (AA): American Airlines AAdvantage
- Alaska Airlines (AS): American Airlines AAdvantage
- Avianca (AV): United MileagePlus
- JetBlue (B6): United MileagePlus
- COPA Airlines (CM): United MileagePlus
- Ethiopian Airlines (ET): United MileagePlus
- GOL Linhas Aereas (G3): American Airlines AAdvantage
- SWISS (LX): United MileagePlus
- Turkish Airlines (TK): United MileagePlus
- United Airlines (UA): United MileagePlus
Economy on nearby routes
The lowest economy 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 Ontario, California (ONT) and to Buenos Aires Ezeiza (EZE). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Ontario (ONT) to Taipei Taoyuan (TPE)Also from ONT | 35,500 milesNonstop | Air France/KLM Flying Blue | 86 |
| Ontario (ONT) to Seattle (SEA)Also from ONT | 7,200 milesNonstop | Delta SkyMiles | 316 |
| Ontario (ONT) to Salt Lake City (SLC)Also from ONT | 11,000 pointsNonstop | Virgin Atlantic Flying Club | 279 |
| Ontario (ONT) to Orlando (MCO)Also from ONT | 9,700 miles | Delta SkyMiles | 49 |
| New York JFK to Buenos Aires Ezeiza (EZE)Also to EZE | 22,000 milesNonstop | American Airlines AAdvantage | 304 |
| Miami (MIA) to Buenos Aires Ezeiza (EZE)Also to EZE | 22,000 milesNonstop | American Airlines AAdvantage | 298 |
| Madrid (MAD) to Buenos Aires Ezeiza (EZE)Also to EZE | 17,000 points | Virgin Atlantic Flying Club | 39 |
| Dallas-Fort Worth (DFW) to Buenos Aires Ezeiza (EZE)Also to EZE | 22,000 milesNonstop | American Airlines AAdvantage | 313 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about economy award flights from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)
What's the lowest economy award from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)?
22,000 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed economy award space on 7 departure dates at any price (newest observation Oct 13, 2026, 17:04 UTC). Search live before transferring points.
Which programs had economy award space from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)?
American Airlines AAdvantage (7 dates) and United MileagePlus (8 dates), in the last 30 days.
Is there nonstop economy award space from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)?
AwardTool hasn't observed nonstop economy award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest economy award prices from Ontario, California (ONT) to Buenos Aires Ezeiza (EZE)?
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 Mar 2027 departures: 22,000 miles with AAdvantage (2 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.