Which airports can I use when flying from Waterloo to San Diego?

Flights from Waterloo to San Diego usually depart from Waterloo (ALO) and arrive at San Diego (SAN).

Which airports do connecting flights from Waterloo to San Diego pass through?

Most connecting flights from Waterloo to San Diego pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Waterloo to San Diego?

Yes. Being flexible with your travel dates can save you up to 42% on the Waterloo to San Diego route. Tuesday is the cheapest departure day at $344 round-trip on average, while Monday is the most expensive at $587, a difference of $243. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in San Diego?

Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.

Do I need a passport to fly from Waterloo to San Diego?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Waterloo to San Diego changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $469 to $1,909. That means the highest observed fare was about 4x higher than the lowest one.

What is the time difference between Waterloo and San Diego?

San Diego is 2 hours behind Waterloo (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at San Diego Airport (SAN)?

San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include: • Dollar • Payless • Europcar • Thrifty • Fox

How much should I expect to pay for a Waterloo to San Diego flight?

Round-trip flights from Waterloo to San Diego range from $378 to $497, with an average of $408 over the past 12 months. Anything below $378 counts as a good deal.

What is the cheapest airline to fly from Waterloo to San Diego?

American Airlines ($469) offered the cheapest round-trip ticket from Waterloo to San Diego in the last 5 days.

What is the cheapest layover airport when flying from Waterloo to San Diego?

Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $427. Based on KAYAK data over the past 3 months.

When flying from Waterloo to San Diego which airport offers the shortest layover?

Chicago O'Hare Intl (ORD) had the shortest average connection time for Waterloo to San Diego layovers at 267 minutes over the past 3 months.

$469 CHEAP FLIGHTS from Waterloo to San Diego (ALO - SAN)

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Cheapest round-trip

$469

Typical prices: $378-$497

American Airlines

Sun 11/25Sun 12/9

ALO - SAN • 1 stop

When to travel

September

Cheapest • 29% price drop

November

Most popular

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Flight Deals

Cheap Flights from Waterloo to San Diego (ALO-SAN)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Waterloo to San Diego

Wed, Nov 25 - Wed, Dec 9

3:44 pm - 9:34 amALO Waterloo-SAN San Diego

19h 50m1 stop Chicago O'Hare Intl

7:41 am - 11:59 pmSAN San Diego-ALO Waterloo

14h 18m1 stop Chicago O'Hare Intl

$469American Airlines

Wed, Nov 11 - Sat, Nov 14

3:43 pm - 12:39 pmALO Waterloo-SAN San Diego

22h 56m1 stop Chicago O'Hare Intl

10:40 pm - 3:13 pmSAN San Diego-ALO Waterloo

14h 33m1 stop Chicago O'Hare Intl

$469American Airlines

Wed, Nov 25 - Wed, Dec 9

3:44 pm - 12:47 pmALO Waterloo-SAN San Diego

23h 03m1 stop Chicago O'Hare Intl

10:12 am - 11:59 pmSAN San Diego-ALO Waterloo

11h 47m1 stop Chicago O'Hare Intl

$469American Airlines

Wed, Nov 25 - Wed, Dec 9

3:44 pm - 9:34 amALO Waterloo-SAN San Diego

19h 50m1 stop Chicago O'Hare Intl

7:15 am - 11:59 pmSAN San Diego-ALO Waterloo

14h 44m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$509American Airlines

Wed, Nov 11 - Sat, Nov 14

6:04 am - 5:52 pmALO Waterloo-SAN San Diego

13h 48m2 stops Chicago O'Hare Intl Dallas/Fort Worth

10:40 pm - 3:13 pmSAN San Diego-ALO Waterloo

14h 33m1 stop Chicago O'Hare Intl

$509American Airlines

Fri, Nov 27 - Fri, Dec 11

3:44 pm - 11:47 pmALO Waterloo-SAN San Diego

10h 03m1 stop Chicago O'Hare Intl

1:29 pm - 11:59 pmSAN San Diego-ALO Waterloo

8h 30m1 stop Chicago O'Hare Intl

$530American Airlines

Wed, Nov 11 - Sat, Nov 14

6:04 am - 5:52 pmALO Waterloo-SAN San Diego

13h 48m2 stops Chicago O'Hare Intl Dallas/Fort Worth

6:25 am - 11:38 pmSAN San Diego-ALO Waterloo

15h 13m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$571American Airlines

Booking Insights

Price, demand and travel trends for Waterloo to San Diego flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Waterloo to San Diego with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Waterloo to San Diego?

Round-trip flights from Waterloo to San Diego start at $469. Prices are typical for this route right now, with typical round-trip fares ranging from $378 to $497. The lowest price found in the past 5 days was $469 on American Airlines.

Find deals

Low season	July
High season	November
Cheapest flight	$686

Most popular time to fly with an average 12% increase in price.

Flight from Waterloo to San Diego

When to book flights from Waterloo to San Diego

Are your dates flexible? Find out the best times to travel from Waterloo to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Waterloo to San Diego?
Flights from Waterloo to San Diego usually depart from Waterloo (ALO) and arrive at San Diego (SAN).
Which airports do connecting flights from Waterloo to San Diego pass through?
Most connecting flights from Waterloo to San Diego pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Waterloo to San Diego?
Yes. Being flexible with your travel dates can save you up to 42% on the Waterloo to San Diego route. Tuesday is the cheapest departure day at $344 round-trip on average, while Monday is the most expensive at $587, a difference of $243. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in San Diego?
Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.
Do I need a passport to fly from Waterloo to San Diego?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Waterloo to San Diego changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $469 to $1,909. That means the highest observed fare was about 4x higher than the lowest one.
What is the time difference between Waterloo and San Diego?
San Diego is 2 hours behind Waterloo (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at San Diego Airport (SAN)?
San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
• Dollar
• Payless
• Europcar
• Thrifty
• Fox
How much should I expect to pay for a Waterloo to San Diego flight?
Round-trip flights from Waterloo to San Diego range from $378 to $497, with an average of $408 over the past 12 months. Anything below $378 counts as a good deal.

If your dates can be flexible, aim for a Tuesday departure instead of Monday. On this route, Tuesday flights average $344 - about $243 less than Monday (41% savings) based on the last 12 months.
If you can choose when to travel, plan your Waterloo to San Diego trip for September. Fares historically average $288 round-trip in that month - typically $299 less than the most expensive month, which is March (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.
- Courtyard by Marriott San Diego Downtown Little Italy
- Bay Club Hotel & Marina
- Sheraton San Diego Resort

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$469 Find Cheap Flights from Waterloo to San Diego - Compare and Save

Everything you should know

Cheap Flights from Waterloo to San Diego (ALO-SAN)

Recent round-trip flight deals from Waterloo to San Diego

Recent one-way flight deals from Waterloo to San Diego

Price, demand and travel trends for Waterloo to San Diego flights

How much is a round-trip flight from Waterloo to San Diego?

What is the cheapest airline to fly from Waterloo to San Diego?

What is the cheapest layover airport when flying from Waterloo to San Diego?

When flying from Waterloo to San Diego which airport offers the shortest layover?

Key details for Waterloo to San Diego flights

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When to book flights from Waterloo to San Diego

Your Waterloo to San Diego flight questions, answered

Your guide to booking Waterloo to San Diego flights

More options for your flight from Waterloo to San Diego

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