HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$429+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SFO
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Waterloo to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 2, 2026.

This American Airlines deal was found by Cheapflights users on 7/30. 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 10/15:00 am
ALO
-
SFO
1 stop17h 04m
American Airlines
Mon 10/511:36 pm
SFO
-
ALO
1 stop22h 23m
American Airlines
Deal found 7/30$429
This American Airlines deal was found by Cheapflights users on 7/30. 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 11/55:00 am
ALO
-
SFO
2 stops15h 04m
American Airlines
Tue 11/108:55 am
SFO
-
ALO
2 stops13h 04m
American Airlines
Deal found 7/30$545
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 11/25:00 am
ALO
-
SFO
1 stop18h 59m
American Airlines
Thu 11/125:22 pm
SFO
-
ALO
1 stop19h 53m
American Airlines
Deal found 7/30$569
This American Airlines deal was found by Cheapflights users on 7/30. 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 11/63:50 pm
ALO
-
SFO
1 stop21h 46m
American Airlines
Sat 11/75:22 pm
SFO
-
ALO
1 stop19h 53m
American Airlines
Deal found 7/30$589
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/155:00 am
ALO
-
SFO
1 stop8h 26m
American Airlines
Wed 8/192:48 pm
SFO
-
ALO
1 stop7h 34m
American Airlines
Deal found 7/30$592
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 11/25:00 am
ALO
-
SFO
1 stop18h 59m
American Airlines
Fri 11/1310:32 am
SFO
-
ALO
1 stop11h 27m
American Airlines
Deal found 7/30$619
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 11/83:50 pm
ALO
-
SFO
1 stop19h 50m
American Airlines
Tue 11/108:45 am
SFO
-
ALO
1 stop13h 14m
American Airlines
Deal found 7/30$638
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 11/83:50 pm
ALO
-
SFO
1 stop28h 25m
American Airlines
Fri 11/1311:39 pm
SFO
-
ALO
1 stop22h 20m
American Airlines
Deal found 7/30$639
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/145:00 am
ALO
-
SFO
1 stop8h 26m
American Airlines
Tue 8/182:48 pm
SFO
-
ALO
1 stop7h 34m
American Airlines
Deal found 7/29$649
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 11/35:00 am
ALO
-
SFO
1 stop9h 46m
American Airlines
Sun 11/86:00 am
SFO
-
ALO
1 stop7h 15m
American Airlines
Deal found 7/30$660

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 August 2, 2026.

Round-trip from

$429
(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 August 2, 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

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 10/1

5:00 am-8:04 pm

1 stop17h 04m

San Francisco

Mon 10/5

11:36 pm-11:59 pm

1 stop22h 23m

$429

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 11/6

3:50 pm-12:46 pm

1 stop22h 56m

San Francisco

Thu 11/12

10:32 am-11:59 pm

1 stop11h 27m

$569

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 11/5

5:00 am-8:00 pm

1 stop17h 00m

San Francisco

Wed 11/11

8:45 am-11:59 pm

1 stop13h 14m

$569

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Sat 8/15

5:00 am-11:26 am

1 stop8h 26m

San Francisco

Wed 8/19

2:48 pm-12:22 am

1 stop7h 34m

$592

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 8/14

5:00 am-11:26 am

1 stop8h 26m

San Francisco

Tue 8/18

2:48 pm-12:22 am

1 stop7h 34m

$649
Quickest round-trip

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 8/13

5:00 am-10:03 am

1 stop7h 03m

San Francisco

Mon 8/17

6:02 am-2:52 pm

1 stop6h 50m

$706

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Sun 8/16

3:23 pm-11:26 am

1 stop22h 03m

San Francisco

Thu 8/20

8:29 am-12:22 am

1 stop13h 53m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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.

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 August 2, 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
11,846 reviews

Food

6.4

Overall

7.1

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

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
11,846 reviews
American Airlines
7.1
Good
11,846 reviews

Food

6.4

Overall

7.1

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

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 17h 04m. 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.

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
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
San Bruno
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Turlock
Vallejo
San Lorenzo
Davis
Vacaville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Waterloo to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Omaha to Las Vegas flights
Des Moines to Las Vegas flights
Des Moines to Los Angeles flights
Des Moines to San Francisco flights
Omaha to Los Angeles flights
Moline to Las Vegas flights
Cedar Rapids to San Diego flights
Omaha to San Diego flights
Cedar Rapids to Las Vegas flights
Omaha to San Francisco flights
Cedar Rapids to Los Angeles flights
Des Moines to San Diego flights
Omaha to Ontario flights
Des Moines to Ontario flights
Moline to Los Angeles flights
Cedar Rapids to San Francisco flights
Des Moines to Sacramento flights
Des Moines to Reno flights
Omaha to Burbank flights
Omaha to San Jose flights
Moline to San Diego flights
Moline to San Francisco flights
Des Moines to San Jose flights
Omaha to Sacramento flights
Moline to Reno flights
Des Moines to Medford flights
Cedar Rapids to Ontario flights
Cedar Rapids to Santa Ana flights
Des Moines to Palm Springs flights
Omaha to Santa Ana flights
Cedar Rapids to Sacramento flights
Cedar Rapids to Burbank flights
Des Moines to Burbank flights
Cedar Rapids to Reno flights
Moline to Sacramento flights
Omaha to Oakland flights
La Crosse to Las Vegas flights
Cedar Rapids to San Jose flights
Omaha to Long Beach flights
Des Moines to Santa Ana flights
Moline to Palm Springs flights
Omaha to Santa Barbara flights
Omaha to Palm Springs flights
Moline to San Jose flights
Omaha to Reno flights
Des Moines to Fresno flights
Omaha to Bakersfield flights
Moline to Santa Ana flights

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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$453Average$487FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.