Cheap Flights from Chicago to Santarem
No deal from Chicago to Santarem has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Chicago to Santarem, the lowest round-trip fare we recorded was $1270, in September. The typical fare was $4332. September was the cheapest month we saw and August the dearest.
The most recent price we saw on this route was $3908 on Delta and LATAM, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/chicago">from Chicago</a>, <a href="/to/santarem">to Santarem</a>, or the return direction <a href="/from/santarem/to/chicago">Santarem to Chicago</a>.
Latest price we saw: Chicago to Santarem
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Chicago (ORD) to Santarem (STM) | $3908 | 52.8¢ | Oct 18 – Oct 24 | Delta and LATAM | Oct 17 | Check price |
Price history: Chicago to Santarem
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1270 | $2821 | 18 |
| Sep 2026 | $1270 | $3172 | 34 |
| Aug 2026 | $3316 | $7003 | 18 |
Frequently asked questions
How many flight deals from Chicago to Santarem are on Sparkflights right now?
There are 0 verified deals from Chicago to Santarem on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Chicago to Santarem?
The lowest fare we've recorded from Chicago to Santarem is $1270, based on 70 price observations over 3 months.
How much does a flight from Chicago to Santarem cost?
The typical round-trip fare we observed from Chicago to Santarem is $4332, against a recorded low of $1270. These are observations, not quotes.
When is the cheapest month to fly Chicago to Santarem?
September was the cheapest month we observed from Chicago to Santarem and August the dearest, over 3 months of data.
What is the current price from Chicago to Santarem?
The most recent fare our sweep saw from Chicago to Santarem is $3908, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.