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?

As of October 2025, there is 1 operator available to choose from 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.

$289 Cheap Flights from Waterloo to San Diego in 2025/26

1 adult

0 bags

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Find the cheapest flights from Waterloo, Iowa to San Diego

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:17 pm - 8:48 pmALO-SAN

7h 31m1 stop

3:08 pm - 11:48 pmSAN-ALO

6h 40m1 stop

$289American Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

2:45 pm - 7:03 pmALO-SAN

6h 18m1 stop

6:21 am - 2:27 pmSAN-ALO

6h 06m1 stop

$379American Airlines

Find Deal

Sat, Apr 25 - Tue, Apr 28

2:45 pm - 7:03 pmALO-SAN

6h 18m1 stop

10:45 pm - 2:27 pmSAN-ALO

13h 42m2 stops

$384American Airlines

Find Deal

Sat, Apr 25 - Tue, Apr 28

2:45 pm - 11:41 pmALO-SAN

10h 56m2 stops

10:45 pm - 2:27 pmSAN-ALO

13h 42m2 stops

$389American Airlines

Find Deal

Sat, Apr 25 - Tue, Apr 28

6:00 am - 12:29 pmALO-SAN

8h 29m1 stop

10:09 am - 11:48 pmSAN-ALO

11h 39m2 stops

$414American Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

6:00 am - 2:37 pmALO-SAN

10h 37m2 stops

10:09 am - 11:48 pmSAN-ALO

11h 39m2 stops

$539American Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

American Airlines flights from Waterloo, Iowa to San Diego

Our best American Airlines deals on Waterloo, Iowa to San Diego flight tickets

American Airlines

Nov 20

ALO3:17 pmWaterloo

7h 31m

1 stop

SAN8:48 pmSan Diego

Nov 24

SAN3:08 pmSan Diego

6h 40m

1 stop

ALO11:48 pmWaterloo

$289

Find similar

American Airlines

Apr 25

ALO2:45 pmWaterloo

6h 18m

1 stop

SAN7:03 pmSan Diego

Apr 28

SAN6:21 amSan Diego

6h 06m

1 stop

ALO2:27 pmWaterloo

$379

Find similar

American Airlines

Apr 25

ALO2:45 pmWaterloo

6h 18m

1 stop

SAN7:03 pmSan Diego

Apr 28

SAN10:45 pmSan Diego

13h 42m

2 stops

ALO2:27 pmWaterloo

$384

Find similar

Fly from

Fly to

Route

Depart

Return

Price

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Thu 11/20

3:17 pm-8:48 pm

1 stop7h 31m

San Diego

Mon 11/24

3:08 pm-11:48 pm

1 stop6h 40m

$289

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sat 4/25

2:45 pm-7:03 pm

1 stop6h 18m

San Diego

Tue 4/28

6:21 am-2:27 pm

1 stop6h 06m

$379

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sat 4/25

2:45 pm-7:03 pm

1 stop6h 18m

San Diego

Tue 4/28

10:45 pm-2:27 pm

2 stops13h 42m

$384

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Sat 4/25

2:45 pm-11:41 pm

2 stops10h 56m

San Diego

Tue 4/28

10:45 pm-2:27 pm

2 stops13h 42m

$389

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Thu 11/20

6:00 am-12:29 pm

1 stop8h 29m

San Diego

Mon 11/24

10:09 am-11:48 pm

2 stops11h 39m

$414

WaterlooSan Diego

ALO - SAN

ALOSAN

Waterloo

Thu 11/20

6:00 am-2:37 pm

2 stops10h 37m

San Diego

Mon 11/24

10:09 am-11:48 pm

2 stops11h 39m

$539

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 47% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 6 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

Direct flights	None

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 6h 18m.
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?
As of October 2025, there is 1 operator available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Waterloo, Iowa to San Diego is American Airlines, representing 100% of all bookings.

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 Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 11,034 reviews		Search American Airlines flights

Coronado

Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

Poway

Borrego Springs

San Ysidro

Lemon Grove

Alpine

Santee

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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.