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Cheap flights from San Diego to Waterloo from $487

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Waterloo departing on 7/9. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:15 am - 2:52 pm
SAN
-
ALO
6h 37m
1 stop
American Airlines Logo
5:00 am - 12:28 pm
ALO
-
SAN
9h 28m
1 stop
$487American Airlines
Thu, Jul 9 - Mon, Jul 13
American Airlines Logo
12:45 pm - 11:59 pm
SAN
-
ALO
9h 14m
2 stops
American Airlines Logo
3:22 pm - 9:31 pm
ALO
-
SAN
8h 09m
1 stop
$492American Airlines
Thu, Jul 9 - Mon, Jul 13
American Airlines Logo
12:45 pm - 11:59 pm
SAN
-
ALO
9h 14m
2 stops
American Airlines Logo
5:00 am - 6:18 pm
ALO
-
SAN
15h 18m
2 stops
$644American Airlines
Thu, Jul 9 - Mon, Jul 13
American Airlines Logo
6:20 am - 2:40 pm
SAN
-
ALO
6h 20m
1 stop
American Airlines Logo
2:23 pm - 8:43 pm
ALO
-
SAN
8h 20m
1 stop
$1,059American Airlines
Mon, Apr 6 - Tue, Apr 7
American Airlines Logo
6:20 am - 2:40 pm
SAN
-
ALO
6h 20m
1 stop
American Airlines Logo
2:23 pm - 8:43 pm
ALO
-
SAN
8h 20m
1 stop
$1,101American Airlines
Sun, Apr 5 - Thu, Apr 9
American Airlines Logo
6:20 am - 2:40 pm
SAN
-
ALO
6h 20m
1 stop
American Airlines Logo
5:40 am - 3:51 pm
ALO
-
SAN
12h 11m
2 stops
$1,106American Airlines
Sun, Apr 5 - Thu, Apr 9
American Airlines Logo
1:16 pm - 11:53 pm
SAN
-
ALO
8h 37m
2 stops
American Airlines Logo
5:40 am - 6:05 pm
ALO
-
SAN
14h 25m
2 stops
$1,111American Airlines
Mon, Apr 6 - Tue, Apr 7
American Airlines Logo
10:49 am - 11:53 pm
SAN
-
ALO
11h 04m
2 stops
American Airlines Logo
5:40 am - 2:05 pm
ALO
-
SAN
10h 25m
2 stops
$1,153American Airlines
Sun, Apr 5 - Thu, Apr 9

American Airlines flights from San Diego to Waterloo, Iowa

Our best American Airlines deals on San Diego to Waterloo, Iowa flight tickets
American Airlines
Jul 9
SAN6:15 amSan Diego
6h 37m
1 stop
ALO2:52 pmWaterloo
Jul 13
ALO5:00 amWaterloo
9h 28m
1 stop
SAN12:28 pmSan Diego
$487
American Airlines
Jul 9
SAN12:45 pmSan Diego
9h 14m
2 stops
ALO11:59 pmWaterloo
Jul 13
ALO3:22 pmWaterloo
8h 09m
1 stop
SAN9:31 pmSan Diego
$492
American Airlines
Jul 9
SAN12:45 pmSan Diego
9h 14m
2 stops
ALO11:59 pmWaterloo
Jul 13
ALO5:00 amWaterloo
15h 18m
2 stops
SAN6:18 pmSan Diego
$644

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Waterloo, Iowa 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 San Diego to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Thu 7/9

6:15 am-2:52 pm

1 stop6h 37m

Waterloo

Mon 7/13

5:00 am-12:28 pm

1 stop9h 28m

$487

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Thu 7/9

12:45 pm-11:59 pm

2 stops9h 14m

Waterloo

Mon 7/13

3:22 pm-9:31 pm

1 stop8h 09m

$492

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Thu 7/9

12:45 pm-11:59 pm

2 stops9h 14m

Waterloo

Mon 7/13

5:00 am-6:18 pm

2 stops15h 18m

$644
Quickest round-trip

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Mon 4/6

6:20 am-2:40 pm

1 stop6h 20m

Waterloo

Tue 4/7

2:23 pm-8:43 pm

1 stop8h 20m

$1,059

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Sun 4/5

6:20 am-2:40 pm

1 stop6h 20m

Waterloo

Thu 4/9

2:23 pm-8:43 pm

1 stop8h 20m

$1,101

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Sun 4/5

6:20 am-2:40 pm

1 stop6h 20m

Waterloo

Thu 4/9

5:40 am-3:51 pm

2 stops12h 11m

$1,106

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Mon 4/6

1:16 pm-11:53 pm

2 stops8h 37m

Waterloo

Tue 4/7

5:40 am-6:05 pm

2 stops14h 25m

$1,111

San DiegoWaterloo

SAN - ALO

SANALO

San Diego

Sun 4/5

10:49 am-11:53 pm

2 stops11h 04m

Waterloo

Thu 4/9

5:40 am-2:05 pm

2 stops10h 25m

$1,153

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waterloo from

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

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 Waterloo, Iowa?

American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to Waterloo, Iowa from San Diego according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Waterloo, Iowa. Keep in mind that there are 6 different airlines that fly to Waterloo, Iowa on a routine basis, so you have a few additional options to choose from.

When to book flights from San Diego to Waterloo, Iowa

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

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

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

Fastest flight time

6h 20m

Direct flights

None
The fastest flight from San Diego to Waterloo, Iowa takes 6h 20m
There are no direct flights from San Diego to Waterloo, Iowa. There are no popular flight routes from San Diego to Waterloo, Iowa.
Search flight deals

  • How far is San Diego to Waterloo by plane?

    The distance between San Diego and Waterloo is about 1508.3 mi. In terms of flight time, this usually takes a little over 6h 20m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Waterloo Airport.

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

    The necessary travel and health documents for your Waterloo 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.

Traveling to a place near Waterloo?

Book flights to Waterloo if you plan to visit one of these locations
Cedar Falls
Iowa Falls

Why use momondo?

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

Finding the right flight to Waterloo from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Waterloo quick and easy, saving you time and money.

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

All flight searches from San Diego to Waterloo on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Diego to Waterloo.

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

Yes. momondo can track prices for San Diego to Waterloo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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