Cheap Flights from Renton (RNT) to San Diego (MYF)

Popular airlines from Renton, WA (RNT-Renton Municipal) to San Diego, CA (MYF-Montgomery Field)

Frequently asked questions

How much does a flight from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field) cost?
Snag a cheap one-way flight or cheap return flight from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field) 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 Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field)?
Traveling in is a good way to save, as it's the cheapest month for flights between RNT and MYF. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest RNT to MYF flight.
How many flights per day from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field)?
Nonstop flights from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RNT to MYF?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field)?
To avoid potential delays on the Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**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.
Is it cheaper to buy a plane ticket from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field) last-minute?
Booking your flight from RNT to MYF right before your trip is typically more expensive. However, if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a RNT to MYF flight and hotel package?
You'll typically save money by securing a RNT to MYF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Renton Municipal Airport (RNT) to San Diego, CA (MYF-Montgomery Field)?
If you reserved your RNT to MYF flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Renton Municipal
Destination airport
Montgomery Field
Distance
1048 mi

Book with confidence

Renton to San Diego Flights

The cheapest times to fly from Renton to San Diego

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 Renton to San Diego are during the month of . You can find some of the cheapest flights from Renton to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Renton to San Diego

Sunday is one of the best days to book for cheap flights from Renton to San Diego: 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 Renton to San Diego

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 Renton to San Diego 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 Renton to San Diego 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 Renton to San Diego 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.

 

Renton to San Diego Flights

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*Available to One Key members.