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$461+ Cheap flights from Waterloo, IA to San Francisco (ALO - SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SFO
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from Waterloo to San Francisco

Cheapest flights from Waterloo to San Francisco
Explore the most affordable flight options available from Waterloo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:23 pm
ALO
-
SFO
1 stop9h 37m
American Airlines
Thu 4/2311:52 am
SFO
-
ALO
1 stop9h 57m
American Airlines
Deal found 3/12$461
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:00 am
ALO
-
SFO
1 stop8h 24m
American Airlines
Tue 7/141:49 pm
SFO
-
ALO
1 stop8h 10m
American Airlines
Deal found 3/15$514
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:40 am
ALO
-
SFO
1 stop7h 22m
American Airlines
Thu 4/231:28 pm
SFO
-
ALO
1 stop8h 21m
American Airlines
Deal found 3/12$571
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:20 am
ALO
-
SFO
2 stops13h 56m
American Airlines
Wed 4/16:00 am
SFO
-
ALO
1 stop6h 40m
American Airlines
Deal found 3/13$655
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/263:10 pm
ALO
-
SFO
1 stop9h 22m
American Airlines
Mon 3/303:13 pm
SFO
-
ALO
1 stop6h 40m
American Airlines
Deal found 3/10$681

Find flight deals from Waterloo to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Waterloo (ALO) to San Francisco (SFO). 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 March 15, 2026.

Round-trip from

$441
(American Airlines)
From Waterloo to San Francisco
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to San Francisco 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 March 15, 2026.
Use the filters below to find and compare flights from Waterloo to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Tue 5/5

5:40 am-11:02 am

1 stop7h 22m

San Francisco

Tue 5/12

1:30 pm-11:55 pm

1 stop8h 25m

$461

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 4/17

2:23 pm-10:36 pm

2 stops10h 13m

San Francisco

Wed 4/22

12:30 am-1:53 pm

2 stops11h 23m

$472

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Sat 7/11

5:00 am-11:24 am

1 stop8h 24m

San Francisco

Tue 7/14

1:49 pm-11:59 pm

1 stop8h 10m

$514

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Sat 3/28

5:20 am-5:16 pm

2 stops13h 56m

San Francisco

Wed 4/1

6:00 am-2:40 pm

1 stop6h 40m

$655

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 3/26

3:10 pm-10:32 pm

1 stop9h 22m

San Francisco

Mon 3/30

3:13 pm-11:53 pm

1 stop6h 40m

$681

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 3/27

3:10 pm-10:32 pm

1 stop9h 22m

San Francisco

Tue 3/31

3:13 pm-11:53 pm

1 stop6h 40m

$761

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Sun 3/29

3:10 pm-10:32 pm

1 stop9h 22m

San Francisco

Thu 4/2

3:13 pm-11:53 pm

1 stop6h 40m

$1,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Sorted by cheapest first

Best time to book a flight from Waterloo to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Waterloo 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 Waterloo to San Francisco

What is the cheapest month to book a flight from Waterloo, Iowa to San Francisco?

Currently, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $144). Flying from Waterloo, Iowa to San Francisco in March is currently the most expensive (average of $302). 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 Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated March 15, 2026.
Peruse reviews from past customers who have flown with American Airlines from Waterloo to San Francisco to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,472 reviews

Comfort

7.2

Boarding

7.5

Overall

7.1

Food

6.4

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,472 reviews
American Airlines
7.1
Good
11,472 reviews

Comfort

7.2

Boarding

7.5

Overall

7.1

Food

6.4

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Waterloo to San Francisco. 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 Waterloo, Iowa to San Francisco?

    Departing from Waterloo, Iowa to San Francisco will take you 7h 22m. The distance between Waterloo, Iowa and San Francisco is about 1611 mi.

  • Can I find deals for flights from Waterloo to San Francisco that include hotel bookings?

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

  • How can I find direct flights from Waterloo to San Francisco?

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

  • Can I find deals for business class flights from Waterloo to San Francisco?

    Yes. Cheapflights offers flight deals from Waterloo to San Francisco 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 Waterloo, Iowa to San Francisco?

    Currently, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $144). Flying from Waterloo, Iowa to San Francisco in March is currently the most expensive (average of $302). 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 Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Clara
Santa Cruz
Livermore
Roseville
Watsonville
Rancho Cordova
San Bruno
San Ramon
Sunnyvale
Vacaville
San Carlos
Redwood City
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove
Rohnert Park

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Top airline flying from Waterloo to San Francisco

Discover the top airline that operate flights from Waterloo to San Francisco. 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 March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$468FlexibilityNo cancel feeOn-time71%

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