Cheapest€27.84
- Amtrak A683911:321h 52m13:24Wabash Railroad Station and Railway Express AgencyChicago Union Station
Door to door 2h 36mCO2 8.2 kgChanges 0Refundable
Decatur to Chicago train
Trains from Decatur to Chicago start at €33.34 and take 2h 30m at their fastest.
The Trains from Decatur to Chicago starts at €33.34 and takes 2h 30m door to door, run by 1 operator over 249 km, with around 10 departures a day. Fares bottom out about 60 days before departure.
- 2h 30mDoor to door
- 1h 46mMoving
- €33.34From
- 8.2 kgCO2
The cheapest and the fastest on September 29, 2026
Two journeys we can sell today, with the service number each operator files them under.
Fastest€38.84
- Amtrak A538916:041h 46m17:50Wabash Railroad Station and Railway Express AgencyChicago Union Station
Door to door 2h 30mCO2 8.2 kgChanges 0Refundable
Rail operators
Speed, flexibility and what is on board. Nothing here is a rating, because we have not earned one.
| Operator | From | Fastest | Typical speed | Flexibility | On board |
|---|---|---|---|---|---|
 Amtrak | €27.84 | 2h 29m | 140 km/h | Refundable | Power outlets, Wi-Fi |
That is the traveling done. What happens after you walk out into Chicago is not something we sell.
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When to book Decatur to Chicago
The same search run across the whole booking window, so the shape of the curve is visible rather than described.
- €32.0090 days
- €22.3460 days
- €22.8945 days
- €22.8930 days
- €31.4121 days
- €34.3614 days
- €39.087 days
- €37.903 days
- €51.471 days
- Cheapest lead time
- Fares bottom out around 60 days ahead, at €22.34.
- How much it moves
- The gap between the cheapest and most expensive lead time is 130 percent. The most expensive point is €51.47, 1 days out.
- What that means
- Today sits inside the cheap window, which closes about 60 days before departure. Waiting from here has usually cost money on this corridor rather than saved it.
Which departure day costs least
Median cheapest fare for each weekday, taken across the next three weeks of real prices.
- €36.13Sun
- €33.89Mon
- €32.00Tue
- €34.95Wed
- €40.26Thu
- €38.49Fri
- €34.36Sat
Where you leave from and where you arrive
The stations, airports and ports each mode on this corridor actually uses.
Decatur
Rail
- Wabash Railroad Station and Railway Express Agency
Chicago
Rail
- Chicago Union Station
- Chicago Ridge
- Chicago station
What the journey actually looks like
Direct or connecting, how far the route really runs, and what happens when a connection is missed.
- How far it really runs
- The route covers 249 km against 249 km in a straight line, a detour of 2 percent. Track and road geometry account for the difference.
- First and last departure
- The first service of the day leaves Decatur at 06:02 and the last at 20:34, across 10 departures. The return direction keeps its own timetable, so the times back are not these times reversed.
Trains against the other ways to make this journey
The same corridor, door to door, with every mode that runs it.
| Mode | Door to door | Moving | At the ends | From | CO2 | Per day |
|---|---|---|---|---|---|---|
| Train | 2h 30m | 1h 46m | 44m | €33.34 | 8.2 kg | 10 |
| Flight | 3h 54m | 44m | 3h 10m | €32.00 | 63.0 kg | 21 |
Questions about Decatur to Chicago
The questions people actually ask about this trip, answered from the same prices and times the page above is built on rather than written once and left to go stale.
How long does the Train from Decatur to Chicago take?
The Train from Decatur to Chicago takes 2h 30m door to door, of which 1h 46m is spent moving. The route runs 249 km. The difference between the two times is reaching the terminal and leaving it at the far end, which every time on this page includes.
How much does the Train from Decatur to Chicago cost?
The Train from Decatur to Chicago starts at €33.34 for one passenger, checked on September 12, 2026. A typical fare is €35.27. Both are the total including taxes, supplier fees and our service fee, so the price here is the price at checkout.
Who runs the Train from Decatur to Chicago?
1 operators run the Train from Decatur to Chicago: Amtrak. Between them they file around 10 departures a day. The operator table on this page compares them on fare, journey time, cruising speed, fare conditions and what is provided on board.
Which terminal does the Train from Decatur to Chicago use?
The Train from Decatur to Chicago leaves from Wabash Railroad Station and Railway Express Agency and arrives at Chicago Union Station. Allow about 44m for reaching the departure terminal and leaving the arrival one. That time is already inside every door to door figure quoted on this page.
Is the Train the best way from Decatur to Chicago?
Traveling from Decatur to Chicago by Flight costs €32.00 and takes 3h 54m door to door, against 2h 30m by Train. Which is better depends on whether the money or the hours matter more on this trip. The comparison table on this page shows every mode side by side.
When should I book the Train from Decatur to Chicago?
Fares for the Train from Decatur to Chicago bottom out around 60 days ahead, at €22.34. The gap between the cheapest and most expensive lead time across the window is 130 percent, measured on September 12, 2026. Booking inside the final week has consistently cost more.
How much CO2 does the Train from Decatur to Chicago produce?
The Train from Decatur to Chicago produces about 8.2 kg of CO2 per passenger over 249 km, which works out at roughly 33 grams per passenger kilometer. That figure is for the whole journey and for one traveler, not for the vehicle.
What is provided on board the Train from Decatur to Chicago?
Operators on the Train from Decatur to Chicago publish Power outlets, Wi-Fi. That is what 1 carriers on this corridor state about their own fleets, across a journey of 2h 30m door to door. Where a carrier publishes nothing, this page lists nothing for it.
Where these numbers come from
Observed service A carrier record shows this named operator serving this named pair, and we carry that through unchanged.
Schedules, seat counts and fares are generated by our own model until the supplier contracts are signed. Places, coordinates, operators, which operator serves which pair, and every distance are real. We would rather say that on every page than let a modeled number pass for a filed one.
Defined in full at Door to door, Fares, The booking window, Carbon
- On this page
- Every figure above was computed for Decatur to Chicago on September 12, 2026: 249 km of route against 249 km in a straight line, 10 services a day, 1 operators, a cheapest fare of €33.34, and 2h 30m door to door on the fastest mode. The return direction is computed separately and its numbers are not these numbers.
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The trip is the easy half to plan. The days in Chicago are the half people leave until last.
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Timed entry, guided walks and half-day trips out of Chicago, with free cancellation on most of it.
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