Chicago to Dubuque flights

Routavio compares airline fares from several flight booking sites. Search Chicago to Dubuque to see the lowest price before you book.

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Last checked

24 Oct 2026

Observed fares. Prices may change.

Your next trip

15 Nov 2026

One way

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Chicago → DubuqueSun 15 Nov 2026

About this route

Explore the fares we observed from Chicago to Dubuque. Prices move often, so pick your dates to see the latest options.

Route distance: 260 km
Alternative airports: CGX, DPA, MDW, PWK, RFD

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

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Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Airport to city: straight-line distance

Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.
Dubuque Regional Airport (DBQ) → Dubuque, city gazetteer reference point (42.5023, -90.6655): ≈ 12 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.