Cheap Flights from Chicago to Buenos Aires
Cheap Flights from Chicago to Buenos Aires
Looking for cheap flights from Chicago to Buenos Aires? PointsYeah scans award availability across major airline and bank transfer programs in one place, so travelers can compare the lowest points and cash routes faster. Instead of searching each airline separately, users can see pricing from programs like Chase, Amex, Capital One, Citi, and Bilt side by side.
Award prices from Chicago to Buenos Aires vary by season, cabin, and date, but available award flights can start around 38,500–40,000 points one way, with premium cabins available at higher mileage levels. The live search above allows filtering by cabin, airline, stops, or maximum points to find the best award flights from Chicago to Buenos Aires for specific travel dates.
2026-12-04
ORD - EZE
Premium Economy | 1 Stop
From 38,500 Pts + $5.6
2026-12-28
ORD - EZE
Premium Economy | 1 Stop
From 38,500 Pts + $5.6
2026-12-29
ORD - EZE
Premium Economy | 1 Stop
From 38,500 Pts + $5.6
2026-12-30
ORD - EZE
Premium Economy | 1 Stop
From 38,500 Pts + $5.6
2026-12-31
ORD - EZE
Premium Economy | 1 Stop
From 38,500 Pts + $5.6
2026-11-26
ORD - EZE
Premium Economy | 2 Stops | 5 left
From 40,000 Pts + $25.6
Chicago to Buenos Aires flight facts
Distance
5,619 mi
9,042 km in a straight line
Estimated flight time
about 11h 45m
In the air, for the straight-line distance
Time difference
+3h
Buenos Aires is 3 hours ahead of Chicago.
Airports in Chicago
DPA · Dupage
MDW · Chicago Midway Intl
ORD · Chicago O'Hare Intl
Airports in Buenos Aires
EZE · Ministro Pistarini Intl
Nearby airport alternatives
Flights Lansing - Buenos Aires · Lansing is 183 mi from Chicago
Premium cabin flights from Chicago to Buenos Aires
Premium cabin
2026-11-23
ORD - EZE
Business | 1 Stop | 9+ left
From 60,000 Pts + $25.6
Premium cabin
2026-11-24
ORD - EZE
Business | 1 Stop | 1 left
From 60,000 Pts + $25.6
Premium cabin
2026-11-25
ORD - EZE
Business | 1 Stop | 1 left
From 60,000 Pts + $25.6
Premium cabin
2026-11-24
ORD - EZE
Business | 2 Stops | 8 left
From 80,000 Pts + $5.6
Premium cabin
2026-11-23
ORD - EZE
Business | 1 Stop
From 82,500 Pts + $5.6
Premium cabin
2026-11-24
ORD - EZE
Business | 1 Stop
From 82,500 Pts + $5.6
Selected hotels for your next stay
Buenos Aires (Argentina)
Park Tower, a Luxury Collection Hotel, Buenos Aires
From Pts or $269
Buenos Aires (Argentina)
Palacio Duhau - Park Hyatt Buenos Aires
From Pts or $836
Frequently Asked Questions
The cheapest route from Chicago to Buenos Aires depends on award space, transfer bonuses, and travel dates. PointsYeah compares bank and airline programs in one place so you can find the best points and cash combinations faster.
Yes. Transferable points from Chase, Amex, Capital One, Citi, and Bilt can often be moved to airline partners for flights from Chicago to Buenos Aires.
Yes. Searching metro codes when available helps compare nearby airport combinations for flights from Chicago to Buenos Aires.
Chicago and Buenos Aires are about 5,619 miles (9,042 km) apart in a straight line.
Flying the 5,619-mile straight-line distance takes about 11h 45m in the air, estimated from typical cruising speed. Actual travel time depends on the routing; itineraries with connections take longer.
Buenos Aires is 3 hours ahead of Chicago.
Departures from Chicago: Dupage (DPA), Chicago Midway Intl (MDW), Chicago O'Hare Intl (ORD). Arrivals in Buenos Aires: Ministro Pistarini Intl (EZE).
Travelers searching this route also look at other popular routes into Buenos Aires, plus the return trip when we track it. Fares and award space change daily.
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