$329 Cheap Flights from Washington (IAD) to International Falls (INL)

View $329 flight on Sat, Aug 1, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to International Falls, MN (INL-Falls Intl.)

Cheap Flights from Washington to International Falls (IAD-INL)

Prices were available within the past 7 days and start at $329 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL) cost?
Snag a cheap one-way flight from $329 or cheap return flight from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL)?
The cheapest month to fly from IAD to INL is , when there's less demand. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL)?
To find the cheapest airline flying from IAD to INL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to INL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 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 Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL) last-minute?
Last-minute bookings from IAD to INL are generally more expensive. To lock in the lowest rates, start looking for flights as soon as possible. That said, if you're flexible with your travel plans, you may find a cheap fare right before you leave.
Is it cheaper to book an IAD to INL flight and hotel package?
You can save money by securing an IAD to INL 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 everything in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Falls Intl. Airport (INL)?
You can usually reschedule or cancel your IAD to INL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Falls Intl.
Roundtrip price
$671
Distance
1032 mi

Book with confidence

Book with confidence

Washington to International Falls Flights

The cheapest times to fly from Washington to International Falls

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

 

The best time to book a flight from Washington to International Falls

Sunday is one of the best days to book for cheap flights from Washington to International Falls: 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 Washington to International Falls

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 Washington to International Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $329 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 Washington to International Falls 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 Washington to International Falls 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.

 

Washington to International Falls Flights

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Explore a world of travel with Expedia

*Available to One Key members.