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$693+ Cheap flights from Illinois to Tacna (TCQ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TCQ
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Illinois to Tacna

Keep the following information in mind while searching for Illinois to Tacna flight deals. Data was last updated November 20, 2025.

Round-trip from

$693
(LATAM Airlines)
From Illinois to Tacna
Search Deals

Find flight deals from Illinois to Tacna

Best flights from Illinois to Tacna
Discover carefully curated flight deals from Illinois to Tacna that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 20, 2025.

This LATAM Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/411:15 amORD - TCQ
2 stops27h 35mLATAM Airlines
Sat 2/79:25 pmTCQ - ORD
2 stops27h 31mLATAM Airlines
Deal found 11/19$693
This Aeromexico deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:57 amORD - TCQ
2 stops18h 43mAeromexico
Fri 4/177:00 pmTCQ - ORD
2 stops19h 10mAeromexico
Deal found 11/18$1,813
This LATAM Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:35 pmORD - TCQ
2 stops20h 50mLATAM Airlines
Fri 4/174:20 pmTCQ - ORD
2 stops20h 21mLATAM Airlines
Deal found 11/18$1,006

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Tacna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Illinois to Tacna that are best for you.

Fly from

Illinois

Fly to

Tacna

Route

Depart

Return

Price

ChicagoTacna

ORD - TCQ

ORDTCQ

Chicago O'Hare Intl

Wed 2/4

11:15 am-3:50 pm

2 stops27h 35m

Tacna

Sat 2/7

9:25 pm-11:56 pm

2 stops27h 31m

$693

ChicagoTacna

ORD - TCQ

ORDTCQ

Chicago O'Hare Intl

Tue 4/14

3:35 pm-12:25 pm

2 stops20h 50m

Tacna

Fri 4/17

4:20 pm-12:41 pm

2 stops20h 21m

$1,006

ChicagoTacna

ORD - TCQ

ORDTCQ

Chicago O'Hare Intl

Mon 4/13

1:57 am-8:40 pm

2 stops18h 43m

Tacna

Fri 4/17

7:00 pm-2:10 pm

2 stops19h 10m

$1,813

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Best time to book a flight from Illinois to Tacna

Have a flexible travel schedule? Discover the best time to fly to Tacna from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Tacna
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Tacna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tacna from Illinois?

    Most people fly into Tacna (TCQ) if they book a flight to Tacna from Illinois. Tacna is conveniently located just 3.0 mi from Tacna’s city center.

  • How long is the flight from Illinois to Tacna?

    There are many flights that can get you from Illinois to Tacna in 18h 43m. Fly via LATAM Airlines or Aeromexico to get the fastest option. Illinois and Tacna are separated by a distance of 4295 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Illinois to Tacna that include hotel bookings?

    Yes. In addition to deals on Illinois to Tacna flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Tacna?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Tacna.

  • Can I find deals for business class flights from Illinois to Tacna?

    Yes. Cheapflights offers flight deals from Illinois to Tacna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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