Cheap Flights from Chicago to Oaxaca

View €159 flight on Thu, 18 Sep 2025Opens in a new window

Popular airlines from Chicago to Oaxaca

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Cheap flights from Chicago to Oaxaca (CHI-OAX)

Prices were available within the past 7 days and start at €159 for one-way flights and €306 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€306 Return, found 3 days ago
€306
Return
found 3 days ago
Select Volaris flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €306 found 3 days ago
Volaris
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€348 Return, found 3 days ago
€348
Return
found 3 days ago
Select Volaris flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €348 found 3 days ago
American Airlines
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€423 Return, found 3 days ago
€423
Return
found 3 days ago
Select American Airlines flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €423 found 3 days ago
United
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€435 Return, found 3 days ago
€435
Return
found 3 days ago
Select United flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €435 found 3 days ago
Aeromexico
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€487 Return, found 3 days ago
€487
Return
found 3 days ago
Select Aeromexico flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €487 found 3 days ago
Delta
Thu, 18 Sep - Fri, 26 Sep
ORD
Chicago
OAX
Oaxaca
€756 Return, found 3 days ago
€756
Return
found 3 days ago
Select Delta flight, departing Thu, 18 Sep from Chicago to Oaxaca, returning Fri, 26 Sep, priced at €756 found 3 days ago

Find the cheapest month to fly from Chicago (CHI) to Oaxaca (OAX)

September is typically the cheapest month to fly

From €270 - €498 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.