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Cheap flights from Waterloo, Iowa to San Diego from $653

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Waterloo, Iowa to San Diego departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Waterloo, Iowa to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 12:15 pm
ALO
-
SAN
8h 15m
1 stop
American Airlines Logo
1:08 pm - 11:32 pm
SAN
-
ALO
8h 24m
1 stop
$653American Airlines
Sun, Aug 9 - Thu, Aug 13
American Airlines Logo
6:00 am - 3:25 pm
ALO
-
SAN
11h 25m
2 stops
American Airlines Logo
2:52 pm - 11:32 pm
SAN
-
ALO
6h 40m
1 stop
$796American Airlines
Sun, Aug 9 - Thu, Aug 13
American Airlines Logo
6:00 am - 3:25 pm
ALO
-
SAN
11h 25m
2 stops
American Airlines Logo
9:45 am - 11:32 pm
SAN
-
ALO
11h 47m
2 stops
$871American Airlines
Sun, Aug 9 - Thu, Aug 13
American Airlines Logo
3:10 pm - 9:43 pm
ALO
-
SAN
8h 33m
1 stop
American Airlines Logo
3:09 pm - 11:49 pm
SAN
-
ALO
6h 40m
1 stop
$1,101American Airlines
Sun, Apr 5 - Thu, Apr 9
American Airlines Logo
5:20 am - 2:18 pm
ALO
-
SAN
10h 58m
2 stops
American Airlines Logo
3:09 pm - 11:49 pm
SAN
-
ALO
6h 40m
1 stop
$1,106American Airlines
Sun, Apr 5 - Thu, Apr 9
American Airlines Logo
5:20 am - 4:00 pm
ALO
-
SAN
12h 40m
2 stops
American Airlines Logo
11:01 am - 11:49 pm
SAN
-
ALO
10h 48m
2 stops
$1,111American Airlines
Sun, Apr 5 - Thu, Apr 9

American Airlines flights from Waterloo, Iowa to San Diego

Our best American Airlines deals on Waterloo, Iowa to San Diego flight tickets
American Airlines
Aug 9
ALO6:00 amWaterloo
8h 15m
1 stop
SAN12:15 pmSan Diego
Aug 13
SAN1:08 pmSan Diego
8h 24m
1 stop
ALO11:32 pmWaterloo
$653
American Airlines
Aug 9
ALO6:00 amWaterloo
11h 25m
2 stops
SAN3:25 pmSan Diego
Aug 13
SAN2:52 pmSan Diego
6h 40m
1 stop
ALO11:32 pmWaterloo
$796
American Airlines
Aug 9
ALO6:00 amWaterloo
11h 25m
2 stops
SAN3:25 pmSan Diego
Aug 13
SAN9:45 amSan Diego
11h 47m
2 stops
ALO11:32 pmWaterloo
$871

momondo Fare Finder

 
Customize your flight search to find flights from Waterloo, Iowa 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, momondo users made 832,500 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from Waterloo, Iowa to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 8/9

6:00 am-12:15 pm

1 stop8h 15m

San Diego

Thu 8/13

1:08 pm-11:32 pm

1 stop8h 24m

$653

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 8/9

6:00 am-3:25 pm

2 stops11h 25m

San Diego

Thu 8/13

2:52 pm-11:32 pm

1 stop6h 40m

$796

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 8/9

6:00 am-3:25 pm

2 stops11h 25m

San Diego

Thu 8/13

9:45 am-11:32 pm

2 stops11h 47m

$871
Quickest round-trip

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 4/5

3:10 pm-9:43 pm

1 stop8h 33m

San Diego

Thu 4/9

3:09 pm-11:49 pm

1 stop6h 40m

$1,101

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 4/5

5:20 am-2:18 pm

2 stops10h 58m

San Diego

Thu 4/9

3:09 pm-11:49 pm

1 stop6h 40m

$1,106

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sun 4/5

5:20 am-4:00 pm

2 stops12h 40m

San Diego

Thu 4/9

11:01 am-11:49 pm

2 stops10h 48m

$1,111

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Waterloo, Iowa to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to San Diego?

American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to San Diego from Waterloo, Iowa according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 7 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When to book flights from Waterloo, Iowa to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Waterloo, Iowa to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Waterloo, Iowa to San Diego (ALO to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Waterloo, Iowa to San Diego

Fastest flight time

8h 33m

Direct flights

None
The fastest flight from Waterloo, Iowa to San Diego takes 8h 33m
There are no direct flights from Waterloo, Iowa to San Diego. There are no popular flight routes from Waterloo, Iowa to San Diego.
Search flight deals

  • How far is Waterloo to San Diego by plane?

    Waterloo and San Diego are 1508.3 mi apart from one another. By plane, this route typically takes 8h 33m.

  • When did momondo last update prices for flights from Waterloo Airport to San Diego Airport?

    Prices for flights from Waterloo Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Waterloo Airport to San Diego Airport?

  • How old do you have to be to fly from Waterloo Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Waterloo Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Waterloo, Iowa to San Diego?

Best airlines flying from Waterloo, Iowa to San Diego

Compare and see reviews for airlines that fly from Waterloo, Iowa to San Diego with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,488 reviews
Search American Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
Imperial Beach
La Mesa
Borrego Springs
Alpine
Santee
Lemon Grove

Why use momondo?

Why should I use momondo to find a flight deal from Waterloo to San Diego?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Waterloo to San Diego. momondo saves you time and could save you money on your trip.

Can I find flights from Waterloo to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Waterloo to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Waterloo to San Diego?

Once all potential Waterloo to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Waterloo to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Waterloo and alert you when they change.

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