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$222+ Cheap flights from Moline to San Diego (MLI - 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — SAN
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap flight deals from Moline to San Diego

Cheapest flights from Moline to San Diego
Explore the most affordable flight options available from Moline to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

This United Airlines deal was found by Cheapflights users on 12/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:33 pmMLI - SAN
1 stop7h 18mUnited Airlines
Wed 1/71:00 pmSAN - MLI
1 stop5h 34mUnited Airlines
Deal found 12/30$994

Find flight deals from Moline to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) 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 December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$222
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$579
Provider with most accurate pricing for Moline Quad-City-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Moline Quad-City-San Diego flights.
Search Deals
From Moline Quad-City to San Diego
Search Deals
One-way flight from Moline Quad-City to San Diego
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Moline 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 December 31, 2025.
Use the filters below to find and compare flights from Moline to San Diego that are best for you.

Fly from

Moline

Fly to

San Diego

Route

Depart

Return

Price

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Tue 1/20

8:46 am-3:04 pm

1 stop8h 18m

San Diego

Sat 1/24

1:00 pm-8:34 pm

1 stop5h 34m

$251

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Mon 5/11

5:42 pm-10:34 pm

1 stop6h 52m

San Diego

Mon 5/18

10:40 pm-9:58 am

1 stop9h 18m

$309

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Sun 5/10

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Mon 5/18

10:40 pm-10:26 am

1 stop9h 46m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Sat 5/9

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Tue 5/19

12:50 pm-10:31 pm

1 stop7h 41m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Mon 5/11

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Tue 5/19

12:50 pm-10:31 pm

1 stop7h 41m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Sat 5/9

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Mon 5/18

10:40 pm-10:26 am

1 stop9h 46m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Wed 5/13

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Tue 5/19

12:50 pm-10:31 pm

1 stop7h 41m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Wed 5/13

5:00 pm-10:58 pm

1 stop7h 58m

San Diego

Mon 5/18

10:40 pm-10:26 am

1 stop9h 46m

$329

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Sun 2/8

11:28 am-10:26 pm

1 stop12h 58m

$222

MolineSan Diego

MLI - SAN

MLISAN

Moline Quad-City

Sun 2/8

10:47 am-10:37 pm

2 stops13h 50m

$322

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Compare providers for flights from Moline to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Moline to San Diego in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Moline-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Moline-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Moline-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Moline-San Diego flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Moline-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Moline to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Moline 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 Moline to San Diego

How far ahead should I book a flight from Moline to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Moline to San Diego. Price data was last updated on December 26, 2025.

The best time to book flights from Moline to San Diego is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, July is the cheapest month in which you can book a flight from Moline to San Diego (average of $121). Flying from Moline to San Diego in March is currently the most expensive (average of $277). 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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated December 31, 2025.
Read through reviews of airlines operating flights from Moline to San Diego, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,124 reviews

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
9,124 reviews
United Airlines
7.4
Good
9,124 reviews

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
American Airlines
7.2
Good
11,074 reviews
United Airlines
7.4
Good
9,124 reviews

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

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

  • How long is the flight from Moline to San Diego?

    Airlines like United Airlines fly from Moline to San Diego in about 8h 18m. The time it takes to get you to your destination can typically vary by up to . Moline and San Diego are separated by a distance of 1580 mi.

  • What are the cheapest airlines flying from Moline to San Diego round-trip?

    Cheapflights users have booked flights from Moline to San Diego round-trip from $250. Another airline that can offer you cheap pricing is American Airlines. United Airlines is currently priced 43% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Moline 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 Moline to San Diego?

    Currently, July is the cheapest month in which you can book a flight from Moline to San Diego (average of $121). Flying from Moline to San Diego in March is currently the most expensive (average of $277). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Top 2 airlines flying from Moline to San Diego

Discover the top 2 airlines that operate flights from Moline to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$250Average$455FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$269Average$421FlexibilityNo cancel feeOn-time71%

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