Cheap Flights from San Diego (SAN) to St. Paul (STP)

Popular airlines from San Diego Intl. Airport (SAN) to St. Paul, MN (STP-St. Paul Downtown)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near St. Paul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Minneapolis - St. Paul Intl. MSP. Cheapest option available. Average driving time to city center is 13 minutes. Flights from $326
MSP
Minneapolis - St. Paul Intl.
Cheapest
Average driving time to city center13 min
Flights from $326

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP) cost?
Get a cheap one-way flight or cheap return flight from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP)?
Planning your trip for is a great way to save, as it's the cheapest month for flights between SAN and STP. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SAN to STP flight.
How many flights per day from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP)?
There are no daily direct flights departing from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SAN to STP?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP)?
To reach St. Paul Downtown Airport (STP) on schedule, pick a flight that leaves San Diego Intl. Airport (SAN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Minneapolis - St. Paul from San Diego Intl. Airport (SAN)?
If you're boarding a direct flight from San Diego Intl. Airport (SAN) to Minneapolis - St. Paul, Minneapolis - St. Paul Intl. Airport (MSP) is the only airport you can land at.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP) last-minute?
Holding off until just before your departure to book a flight from SAN to STP generally means paying more. Although you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a SAN to STP flight and hotel package?
Compared with arranging hotels and flights separately, booking a SAN to STP flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to St. Paul Downtown Airport (STP)?
Usually, it's possible to cancel or reschedule your SAN to STP flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
San Diego Intl.
Destination airport
St. Paul Downtown
Distance
1539 mi

Book with confidence

San Diego to St. Paul Flights

The cheapest times to fly from San Diego to St. Paul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to St. Paul are during the month of . You can find some of the cheapest flights from San Diego to St. Paul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to St. Paul

Sunday is one of the best days to book for cheap flights from San Diego to St. Paul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to St. Paul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to St. Paul in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to St. Paul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to St. Paul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Diego to St. Paul Flights

Explore a world of travel with Expedia

*Available to One Key members.