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Cheap flight deals from Dubuque to Ontario Starting at AED 813

Discover our range of affordable one-way and round-trip flights from Dubuque to Ontario and kick-start your next adventure today!

  • One way
  • Round-trip
      • DBQ15:55
        9h 56m
        2 stops
        ONT23:51
        Fri, Feb 28|Dubuque - Ontario|Denver Air Connection
        AED 813AED 2,009
        60% OFF
        60% OFF
        AED 2,009AED 813

        Choose Denver Air Connection flights from Dubuque to Ontario. The one-way connecting flight with Denver Air Connection departs from Dubuque Regional Airport on Fri, Feb 28, arriving at Ontario International Airport. One-way Prices start from AED 813 including taxes and charges.

      • DBQ15:55
        9h 56m
        2 stops
        ONT23:51
        Fri, Mar 7|Dubuque - Ontario|Denver Air Connection
        AED 821AED 2,009
        59% OFF
        59% OFF
        AED 2,009AED 821

        Choose Denver Air Connection flights from Dubuque to Ontario. The one-way connecting flight with Denver Air Connection departs from Dubuque Regional Airport on Fri, Mar 7, arriving at Ontario International Airport. One-way Prices start from AED 821 including taxes and charges.

      • DBQ15:55
        9h 56m
        2 stops
        ONT23:51
        Fri, Feb 14|Dubuque - Ontario|Denver Air Connection
        AED 1,667AED 2,009
        17% OFF
        17% OFF
        AED 2,009AED 1,667

        Choose Denver Air Connection flights from Dubuque to Ontario. The one-way connecting flight with Denver Air Connection departs from Dubuque Regional Airport on Fri, Feb 14, arriving at Ontario International Airport. One-way Prices start from AED 1,667 including taxes and charges.

      • DBQ01:00 pm
        3h 5m
        Nonstop
        ONT02:00 pm
        Thu, Feb 20|Dubuque - Ontario|Denver Air Connection
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Dubuque to Los Angeles flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  2. UA2027

    United Airlines

    06:30

    ORD

    5.0h

    09:30

    SFO

    SMTWTFS

  3. UA5684

    United Airlines

    12:55

    SFO

    1.5h

    14:25

    ONT

    SMTWTFS

  4. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  5. UA711

    United Airlines

    07:00

    ORD

    2.9h

    08:53

    DEN

    SMTWTFS

  6. UA430

    United Airlines

    11:15

    DEN

    2.5h

    12:44

    ONT

    SMTWTFS

  7. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  8. DL2231

    Delta Air Lines

    07:15

    ORD

    3.7h

    09:55

    SLC

    SMTWTFS

  9. DL1345

    Delta Air Lines

    11:30

    SLC

    1.9h

    12:24

    ONT

    SMTWTFS

  10. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  11. UA2027

    United Airlines

    06:30

    ORD

    5.0h

    09:30

    SFO

    SMTWTFS

  12. UA5553

    United Airlines

    10:45

    SFO

    1.5h

    12:15

    ONT

    ---W---

  13. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  14. AA370

    American Airlines

    05:00

    ORD

    2.5h

    07:28

    DFW

    SMTWTFS

  15. AA1820

    American Airlines

    08:42

    DFW

    3.1h

    09:50

    ONT

    SMTWTFS

  16. KG5680

    Denver Air Connection

    15:55

    DBQ

    0.9h

    16:50

    ORD

    SMTWTFS
    Search

  17. DL2377

    Delta Air Lines

    18:59

    ORD

    3.7h

    21:40

    SLC

    SMTWTFS

  18. DL1614

    Delta Air Lines

    22:55

    SLC

    1.9h

    23:51

    ONT

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Dubuque to Ontario?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Ontario from Dubuque have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Dubuque (DBQ) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Dubuque to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Dubuque (DBQ) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around AED 955.

How to find a cheap flight from Dubuque to Ontario

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Dubuque to Ontario

Off-season for travelNovember
Flight distance10,065.8 km
Popular airlineDenver Air Connection

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