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$358+ Cheap flights from Dubuque to San Diego (DBQ - SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
DBQ — SAN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Dubuque to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Dubuque (DBQ) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$674
(United)

One-way from

$358
(United)
From Dubuque to San Diego
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One-way flight from Dubuque to San Diego
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Find flight deals from Dubuque to San Diego

Cheapest flights from Dubuque to San Diego
Explore the most affordable flight options available from Dubuque to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This United deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/277:50 amDBQ - SAN
1 stop27h 44mMultiple Airlines
Sat 8/25:38 pmSAN - DBQ
1 stop22h 17mMultiple Airlines
Deal found 6/30$674

Cheapflights Fare Finder

Customize your flight search to find flights from Dubuque to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Dubuque to San Diego that are best for you.

Fly from

Dubuque

Fly to

San Diego

Route

Depart

Return

Price

DubuqueSan Diego

DBQ - SAN

DBQSAN

Dubuque

Sun 7/27

7:50 am-9:34 am

1 stop27h 44m

San Diego

Sat 8/2

5:38 pm-5:55 pm

1 stop22h 17m

$674

DubuqueSan Diego

DBQ - SAN

DBQSAN

Dubuque

Sun 7/27

7:50 am-9:34 am

1 stop27h 44m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Dubuque to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Dubuque with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dubuque to San Diego

What is the cheapest month to book a flight from Dubuque to San Diego?

Currently, August is the cheapest month in which you can book a flight from Dubuque to San Diego (average of $286). Flying from Dubuque to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dubuque to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Dubuque to San Diego that include hotel bookings?

    Yes. In addition to deals on Dubuque to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dubuque to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dubuque to San Diego.

  • Can I find deals for business class flights from Dubuque to San Diego?

    Yes. Cheapflights offers flight deals from Dubuque to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dubuque to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Dubuque to San Diego (average of $286). Flying from Dubuque to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Dubuque?

Book flights to Dubuque if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee

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