How do I get Price Alerts for flights from Chicago to Antofagasta?

Price Alerts will notify you by email when the price for flights to Antofagasta from Chicago decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Chicago to Antofagasta with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

When did momondo last update prices for flights from Chicago to Antofagasta Cerro Moreno Airport?

Prices for flights from Chicago to Antofagasta Cerro Moreno Airport were last updated today.

How old do you have to be to fly from Chicago to Antofagasta Cerro Moreno Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Antofagasta Cerro Moreno Airport.

What documentation or ID do you need to fly to Antofagasta Cerro Moreno Airport?

The travel and health documents required for your trip to Antofagasta Cerro Moreno Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Antofagasta Cerro Moreno Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$873 Cheap Flights from Chicago to Antofagasta in 2026

Find the cheapest flights from Chicago to Antofagasta

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:08 pm - 1:36 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

17h 28m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez

5:25 pm - 4:58 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

25h 33m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson

$873Delta

Tue, Oct 13 - Tue, Oct 20

9:51 am - 5:25 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

28h 34m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez

3:19 pm - 12:20 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

24h 01m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson

$946LATAM Airlines

Mon, Nov 16 - Fri, Nov 20

3:59 pm - 5:25 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

22h 26m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez

4:39 pm - 7:05 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

29h 26m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson

$947LATAM Airlines

Mon, Nov 16 - Fri, Nov 20

5:29 pm - 4:21 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

20h 52m2 stops Miami Santiago Arturo Merino Benitez

8:35 am - 11:10 amANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

28h 35m2 stops Santiago Arturo Merino Benitez Miami

$1,057American Airlines

Mon, Oct 12 - Mon, Oct 19

5:30 am - 5:38 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

34h 08m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez

8:30 pm - 9:20 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

26h 50m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado

$1,060Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

5:29 pm - 6:03 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

22h 34m2 stops Miami Santiago Arturo Merino Benitez

1:03 pm - 3:31 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

28h 28m2 stops Santiago Arturo Merino Benitez Miami

$1,064American Airlines

Mon, Oct 12 - Mon, Oct 19

5:30 am - 5:38 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

34h 08m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez

1:03 pm - 11:47 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

36h 44m3 stops Santiago Arturo Merino Benitez Lima J Chavez Intl Mexico City Benito Juarez

$1,090Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

7:25 am - 4:15 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

30h 50m3 stops Toronto Island New York LaGuardia Santiago Arturo Merino Benitez

10:33 pm - 9:20 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

24h 47m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado

$1,092Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

5:30 am - 5:38 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

34h 08m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez

1:03 pm - 11:47 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

36h 44m3 stops Santiago Arturo Merino Benitez Lima J Chavez Intl Mexico City Benito Juarez

$1,122Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

5:30 am - 5:38 pmORD Chicago O'Hare Intl-ANF Antofagasta Cerro Moreno

34h 08m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez

8:30 pm - 9:20 pmANF Antofagasta Cerro Moreno-ORD Chicago O'Hare Intl

26h 50m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado

$1,256Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

LATAM Airlines flights from Chicago to Antofagasta

Our best LATAM Airlines deals on Chicago to Antofagasta flight tickets

LATAM Airlines

Nov 16

ORD9:51 amChicago O'Hare Intl

28h 34m

2 stops

ANF5:25 pmAntofagasta Cerro Moreno

Nov 20

ANF3:19 pmAntofagasta Cerro Moreno

24h 01m

2 stops

ORD12:20 pmChicago O'Hare Intl

$946

LATAM Airlines

Nov 16

ORD3:59 pmChicago O'Hare Intl

22h 26m

2 stops

ANF5:25 pmAntofagasta Cerro Moreno

Nov 20

ANF4:39 pmAntofagasta Cerro Moreno

29h 26m

2 stops

ORD7:05 pmChicago O'Hare Intl

$947

American Airlines flights from Chicago to Antofagasta

Our best American Airlines deals on Chicago to Antofagasta flight tickets

American Airlines

Oct 12

ORD5:29 pmChicago O'Hare Intl

20h 52m

2 stops

ANF4:21 pmAntofagasta Cerro Moreno

Oct 19

ANF8:35 amAntofagasta Cerro Moreno

28h 35m

2 stops

ORD11:10 amChicago O'Hare Intl

$1,057

American Airlines

Oct 12

ORD5:29 pmChicago O'Hare Intl

22h 34m

2 stops

ANF6:03 pmAntofagasta Cerro Moreno

Oct 19

ANF1:03 pmAntofagasta Cerro Moreno

28h 28m

2 stops

ORD3:31 pmChicago O'Hare Intl

$1,064

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Tue 10/13

6:08 pm-1:36 pm

2 stops17h 28m

Antofagasta Cerro Moreno

Tue 10/20

5:25 pm-4:58 pm

2 stops25h 33m

$873

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 11/16

9:51 am-5:25 pm

2 stops28h 34m

Antofagasta Cerro Moreno

Fri 11/20

3:19 pm-12:20 pm

2 stops24h 01m

$946

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 11/16

3:59 pm-5:25 pm

2 stops22h 26m

Antofagasta Cerro Moreno

Fri 11/20

4:39 pm-7:05 pm

2 stops29h 26m

$947

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:29 pm-4:21 pm

2 stops20h 52m

Antofagasta Cerro Moreno

Mon 10/19

8:35 am-11:10 am

2 stops28h 35m

$1,057

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:30 am-5:38 pm

3 stops34h 08m

Antofagasta Cerro Moreno

Mon 10/19

8:30 pm-9:20 pm

2 stops26h 50m

$1,060

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:29 pm-6:03 pm

2 stops22h 34m

Antofagasta Cerro Moreno

Mon 10/19

1:03 pm-3:31 pm

2 stops28h 28m

$1,064

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:30 am-5:38 pm

3 stops34h 08m

Antofagasta Cerro Moreno

Mon 10/19

1:03 pm-11:47 pm

3 stops36h 44m

$1,090

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Tue 10/13

7:25 am-4:15 pm

3 stops30h 50m

Antofagasta Cerro Moreno

Tue 10/20

10:33 pm-9:20 pm

2 stops24h 47m

$1,092

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:30 am-5:38 pm

3 stops34h 08m

Antofagasta Cerro Moreno

Mon 10/19

1:03 pm-11:47 pm

3 stops36h 44m

$1,122

ChicagoAntofagasta

ORD Chicago O'Hare Intl - ANF Antofagasta Cerro Moreno

ORDANF

Chicago O'Hare Intl

Mon 10/12

5:30 am-5:38 pm

3 stops34h 08m

Antofagasta Cerro Moreno

Mon 10/19

8:30 pm-9:20 pm

2 stops26h 50m

$1,256

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Antofagasta

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Antofagasta according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Antofagasta (CHI to ANF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Antofagasta

Best Price Found	$873
Fastest flight time	28h 34m
Direct flights	None

The best flight deal from Chicago to Antofagasta found on momondo in the last 72 hours is $873

The fastest flight from Chicago to Antofagasta takes 28h 34m

There are no direct flights from Chicago to Antofagasta. There are no popular flight routes from Chicago to Antofagasta.

Search flight deals

Frequently asked questions about flying from Chicago to Antofagasta

How far is Chicago to Antofagasta Cerro Moreno by plane?
There are 4656.5 mi between Chicago and Antofagasta Cerro Moreno. By plane, this route typically takes 28h 34m.
When did momondo last update prices for flights from Chicago to Antofagasta Cerro Moreno Airport?
Prices for flights from Chicago to Antofagasta Cerro Moreno Airport were last updated today.
How old do you have to be to fly from Chicago to Antofagasta Cerro Moreno Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Antofagasta Cerro Moreno Airport.
What documentation or ID do you need to fly to Antofagasta Cerro Moreno Airport?
The travel and health documents required for your trip to Antofagasta Cerro Moreno Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Antofagasta Cerro Moreno Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Chicago to Antofagasta

How do I get Price Alerts for flights from Chicago to Antofagasta?
Price Alerts will notify you by email when the price for flights to Antofagasta from Chicago decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Chicago to Antofagasta with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Antofagasta?

Finding the right flight to Antofagasta from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Antofagasta quick and easy, saving you time and money.

Can I find flights from Chicago to Antofagasta with flexible booking policies on momondo?

Flights from Chicago to Antofagasta with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Antofagasta?

Once all potential Chicago to Antofagasta flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Antofagasta right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Antofagasta flights. All you need is a valid email address and we will do the rest; it is that quick and easy.