$824 Cheap Flights from Exeter (EXT) to Washington (IAD)

View $824 flight on Tue, Sep 1, 2026Opens in a new window

Popular airlines from Exeter (EXT-Exeter Intl.) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Exeter to Washington (EXT-IAD)

Prices were available within the past 7 days and start at $824 for one-way flights and $1,322 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,322 Roundtrip, found 1 day ago
$1,322
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,322 found 1 day ago
Virgin Atlantic
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,372 Roundtrip, found 1 day ago
$1,372
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,372 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,391 Roundtrip, found 1 day ago
$1,391
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,391 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,416 Roundtrip, found 1 day ago
$1,416
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,416 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,417 Roundtrip, found 1 day ago
$1,417
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,417 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,433 Roundtrip, found 1 day ago
$1,433
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,433 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,442 Roundtrip, found 1 day ago
$1,442
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,442 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,451 Roundtrip, found 1 day ago
$1,451
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,451 found 1 day ago
Aer Lingus
Sun, Jul 5 - Thu, Jul 30
EXT
Exeter
IAD
Washington
$1,458 Roundtrip, found 1 day ago
$1,458
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Jul 5 from Exeter to Washington, returning Thu, Jul 30, priced at $1,458 found 1 day ago
British Airways
Sat, Jun 20 - Fri, Jun 26
EXT
Exeter
IAD
Washington
$5,651 Roundtrip, found 5 days ago
$5,651
Roundtrip
found 5 days ago
Select British Airways flight, departing Sat, Jun 20 from Exeter to Washington, returning Fri, Jun 26, priced at $5,651 found 5 days ago

Frequently asked questions

How much does a flight from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD) cost?
Grab a cheap one-way flight from $824 or cheap return flight from $1,322 from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD) 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 Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD)?
July is the least expensive month to fly from EXT to IAD. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest EXT to IAD flight.
How many flights per day from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD)?
You'll need to hop on a flight with a layover if you're traveling from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from EXT to IAD?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD)?
To avoid potential delays on the Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD) last-minute?
Booking your ticket from EXT to IAD right before your trip is generally more expensive. However, if you're flexible with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book an EXT to IAD flight and hotel package?
Booking an EXT to IAD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Exeter Intl. Airport (EXT) to Washington Dulles Intl. Airport (IAD)?
If you booked your EXT to IAD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Exeter Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, British Airways, Virgin Atlantic
Roundtrip price
$1,321
Distance
3560 mi

Book with confidence

Exeter to Washington Flights

The cheapest times to fly from Exeter to Washington

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

 

The best time to book a flight from Exeter to Washington

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

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 Exeter to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $824 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 Exeter to Washington 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 Exeter to Washington 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.

 

Exeter to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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