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Find cheap flights from Illinois to São Miguel from $646

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to São Miguel departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 5/27
Mon 6/3

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In the last 7 days travelers have searched 44,335,567 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

September

Cheapest flight

$646
Best time to beat the crowds with an average 40% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Chicago O'Hare Airport to Ponta Delgada

FAQs for booking flights from Illinois to São Miguel

  • How does KAYAK find such low prices on flights from Illinois to São Miguel?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to São Miguel.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to São Miguel?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to São Miguel from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to São Miguel?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to São Miguel with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to São Miguel?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to São Miguel from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to São Miguel

Recent round-trip flight deals

9/25Wed
1 stopTAP AIR PORTUGAL
19h 50mORD-PDL
10/2Wed
1 stopTAP AIR PORTUGAL
14h 40mPDL-ORD
$646
9/25Wed
1 stopTAP AIR PORTUGAL
24h 45mORD-PDL
10/2Wed
2 stopsTAP AIR PORTUGAL
42h 05mPDL-ORD
$809
9/29Sun
1 stopTAP AIR PORTUGAL
19h 40mORD-PDL
10/9Wed
2 stopsTAP AIR PORTUGAL
19h 53mPDL-ORD
$873
7/27Sat
1 stopUnited Airlines
11h 58mORD-PDL
8/2Fri
1 stopUnited Airlines
10h 45mPDL-ORD
$999
7/27Sat
2 stopsUnited Airlines
13h 36mORD-PDL
8/2Fri
2 stopsUnited Airlines
15h 13mPDL-ORD
$1,003
8/9Fri
1 stopTAP AIR PORTUGAL
19h 40mORD-PDL
8/16Fri
1 stopTAP AIR PORTUGAL
14h 30mPDL-ORD
$1,011
10/10Thu
2 stops
17h 25mMDW-PDL
10/14Mon
3 stops
30h 42mPDL-MDW
$1,069
8/19Mon
3 stops
20h 35mORD-PDL
8/22Thu
2 stops
28h 10mPDL-ORD
$1,077
6/29Sat
2 stopsTurkish Airlines
46h 15mORD-PDL
7/7Sun
2 stopsTurkish Airlines
60h 00mPDL-ORD
$2,681
6/1Sat
1 stopLufthansa
15h 35mORD-PDL
6/16Sun
1 stopLufthansa
26h 35mPDL-ORD
$6,643

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Recent one-way flight deals

9/5Thu
3 stops
45h 33mMDW-PDL
$1,095

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Flights to São Miguel

Cabin classes:

$311
$328
$277
$32

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