Title: Cheap Flights from San Francisco (SFO) to Waterloo (ALO) - Expedia.ca ![One of the many lakes within George Wyth State Park, popular for boating and fishing.](https://images.trvl-media.com/place/364/8258d304-b1bb-4d11-b5a8-393ce803cda8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Erik Rowley ![](https://images.trvl-media.com/place/364/8258d304-b1bb-4d11-b5a8-393ce803cda8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from San Francisco (SFO) to Waterloo (ALO) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from San Francisco International Airport (SFO) to Waterloo, IA (ALO-Waterloo Regional) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SFO,to:ALO,departure:17/12/2025TANYT&leg2=from:ALO,to:SFO,departure:24/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from San Francisco to Waterloo (SFO - ALO) route information | Origin airport | San Francisco Intl. | | --- | --- | | Destination airport | Waterloo Regional | | Distance | 2580 km | ## San Francisco to Waterloo Flights **The easy way to book your flights from San Francisco to Waterloo**  With Expedia, it’s simple to find and book flights to Waterloo from San Francisco whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Waterloo Regional, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Francisco to Waterloo today, tomorrow, or this week.   **Save dollars with cheap flights from San Francisco Intl., SFO to Waterloo Regional, ALO**  Sort your search results by price to find great deals on your flight from San Francisco to Waterloo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Waterloo from San Francisco currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Waterloo   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Waterloo from San Francisco**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Waterloo with Expedia today. ## Frequently asked questions ### How much is a flight from San Francisco Airport to ALO? > The lowest price advertised for a round-trip journey between SFO and Waterloo Regional Airport (ALO) is . But you better act fast. This figure is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SFO to Waterloo Regional Airport (ALO)? > We get that circumstances change unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from San Francisco Intl. Airport (SFO) to Waterloo Regional Airport that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from SFO to Waterloo Regional Airport. This allows you to lock in a good price ahead of time and still have the freedom to make changes without any additional fees. Just keep in mind that fare differences may still apply. ### How many hours is the flight from San Francisco Intl. Airport (SFO) to ALO? > The flight time from San Francisco Airport to Waterloo Regional Airport is approximately 5 hours and 36 minutes. Put your earphones in, listen to your favourite tunes and the hours will whiz by. ### How far is the flight from SFO to Waterloo Regional Airport (ALO)? > Expect to be up above the clouds for a while, as the flight distance from San Francisco Intl. Airport (SFO) to Waterloo Regional Airport is 2,600 kilometres. Set up a playlist of your favourite tunes before you leave home to keep yourself entertained during your journey. ### Which airlines fly direct from San Francisco Airport to Waterloo Regional Airport? > Flying directly between San Francisco Airport and ALO isn't possible right now. However, you'll still be able to book a flight to Waterloo with at least one stop. ### Are SFO to Waterloo Regional Airport (ALO) flight tickets cheaper when they're purchased at the last minute? > It is possible to nab an awesome last-minute deal from San Francisco Intl. Airport (SFO) to ALO, but it can also be hit-or-miss. As many airlines publish prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. 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