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Flights from Dubuque(DBQ) to St.Louis Lambert International Airport(STL)

Find Cheap Flights & Flights from Dubuque(DBQ) to St.Louis Lambert International Airport(STL)

  • One way
  • Round-trip
      • DBQ07:15
        27h 26m
        2 stops
        STL10:41
        Dubuque - St. Louis|Fri, Jan 16|Denver Air Connection
        US$205US$285
        28% off
        28% off
        US$285US$205

      • DBQ07:15
        15h 43m
        1 stop
        STL22:58
        Dubuque - St. Louis|Tue, Jan 20|Denver Air Connection
        US$213US$285
        25% off
        25% off
        US$285US$213

      • DBQ07:15
        5h 12m
        1 stop
        STL12:27
        Dubuque - St. Louis|Wed, Dec 31|Denver Air Connection
        US$213US$285
        25% off
        25% off
        US$285US$213

      • DBQ07:15
        5h 14m
        1 stop
        STL12:29
        Dubuque - St. Louis|Wed, Feb 11|Denver Air Connection
        US$214
        US$214

      • DBQ1:00 PM
        3h 5m
        Nonstop
        STL2:00 PM
        Dubuque - St. Louis|Tue, Dec 30|Denver Air Connection
        Find more flights
        Find more flights

Displayed flight fares from ${{departCityName}} to ${{arrivalCityName}} are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flights to St. Louis

Flights from Dubuque(DBQ) to St.Louis Lambert International Airport(STL) & Flight Info

Earliest Flight 07:47⇒09:45
Cheapest Flight PriceUS$475

Flights from Dubuque(DBQ) to St.Louis Lambert International Airport(STL) & FAQ

  • When is the best time to book flights from Dubuque to St. Louis?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Dubuque to St. Louis is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

  • When are flight tickets from Dubuque (DBQ) to St. Louis (STL) the cheapest?

    The cheapest months to fly from Dubuque to St. Louis is December, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Dubuque to St. Louis on?

    After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Dubuque to St. Louis on December 24, 2025 with Denver Air Connection, with prices starting at US$628.

  • Is there any time difference between Dubuque and St. Louis?

    The time difference between St. Louis and Dubuque is 0h.

  • How do I change or cancel my ticket from Dubuque to St. Louis?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
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Flights from Dubuque(DBQ) to St.Louis Lambert International Airport(STL)

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