$471 Cheap Flights from Tunis (TUN) to Washington (IAD)

View $471 flight on Wed, Feb 18, 2026Opens in a new window

Popular airlines from Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Tunis to Washington (TUN-IAD)

Prices were available within the past 7 days and start at $471 for one-way flights and $603 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Royal Air Maroc
Wed, Nov 12 - Sun, Nov 16
TUN
Tunis
IAD
Washington
$603 Roundtrip, found 4 days ago
$603
Roundtrip
found 4 days ago
Select Royal Air Maroc flight, departing Wed, Nov 12 from Tunis to Washington, returning Sun, Nov 16, priced at $603 found 4 days ago
Royal Air Maroc
Thu, Oct 16 - Sun, Oct 26
TUN
Tunis
IAD
Washington
$638 Roundtrip, just found
$638
Roundtrip
just found
Select Royal Air Maroc flight, departing Thu, Oct 16 from Tunis to Washington, returning Sun, Oct 26, priced at $638 just found
Delta
Tue, Oct 7 - Tue, Nov 4
TUN
Tunis
IAD
Washington
$668 Roundtrip, found 1 day ago
$668
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 7 from Tunis to Washington, returning Tue, Nov 4, priced at $668 found 1 day ago
Delta
Mon, Oct 13 - Wed, Oct 22
TUN
Tunis
IAD
Washington
$670 Roundtrip, just found
$670
Roundtrip
just found
Select Delta flight, departing Mon, Oct 13 from Tunis to Washington, returning Wed, Oct 22, priced at $670 just found
Lufthansa
Fri, Dec 19 - Sun, Dec 28
TUN
Tunis
IAD
Washington
$671 Roundtrip, found 3 hours ago
$671
Roundtrip
found 3 hours ago
Select Lufthansa flight, departing Fri, Dec 19 from Tunis to Washington, returning Sun, Dec 28, priced at $671 found 3 hours ago
Lufthansa
Sun, Dec 21 - Tue, Dec 30
TUN
Tunis
IAD
Washington
$672 Roundtrip, found 6 hours ago
$672
Roundtrip
found 6 hours ago
Select Lufthansa flight, departing Sun, Dec 21 from Tunis to Washington, returning Tue, Dec 30, priced at $672 found 6 hours ago
ITA Airways
Sat, Mar 7 - Sat, Apr 4
TUN
Tunis
IAD
Washington
$673 Roundtrip, found 1 day ago
$673
Roundtrip
found 1 day ago
Select ITA Airways flight, departing Sat, Mar 7 from Tunis to Washington, returning Sat, Apr 4, priced at $673 found 1 day ago
Royal Air Maroc
Sat, Oct 18 - Sun, Oct 19
TUN
Tunis
IAD
Washington
$676 Roundtrip, found 1 day ago
$676
Roundtrip
found 1 day ago
Select Royal Air Maroc flight, departing Sat, Oct 18 from Tunis to Washington, returning Sun, Oct 19, priced at $676 found 1 day ago
Royal Air Maroc
Sun, Oct 12 - Sun, Oct 26
TUN
Tunis
IAD
Washington
$678 Roundtrip, just found
$678
Roundtrip
just found
Select Royal Air Maroc flight, departing Sun, Oct 12 from Tunis to Washington, returning Sun, Oct 26, priced at $678 just found
Air France
Sat, Sep 20 - Sun, Sep 21
TUN
Tunis
IAD
Washington
$724 Roundtrip, found 2 days ago
$724
Roundtrip
found 2 days ago
Select Air France flight, departing Sat, Sep 20 from Tunis to Washington, returning Sun, Sep 21, priced at $724 found 2 days ago

Find the cheapest month to fly from Tunis (TUN) to Washington (IAD)

November is typically the cheapest month to fly

From $563 - $909 per traveler.

Graph displaying average flight prices per month

Alternative airports near Washington

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

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $710
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $710
Flights from Tunis (TUN) to Washington (IAD)
Origin airport
Tunis - Carthage Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air France, Delta, ITA Airways, KLM, Lufthansa, Qatar Airways, Royal Air Maroc, Royal Jordanian, Saudia, Turkish Airlines
Roundtrip price
$603
Distance
4578 mi

Tunis to Washington Flights

The cheapest times to fly from Tunis 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 Tunis to Washington are during the month of November. You can find some of the cheapest flights from Tunis to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tunis to Washington

Sunday is one of the best days to book for cheap flights from Tunis 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 Tunis 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 Tunis to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $471 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 Tunis 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 Tunis 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.

 

Frequently asked questions

How much does a flight from Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD) cost?
Grab a cheap one-way flight from $471 or cheap return flight from $603 from Tunis - Carthage Intl. Airport (TUN) 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 Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)?
Traveling in November is a good way to save, as it's the cheapest month for flights between TUN and IAD. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)?
To find the cheapest airline flying from TUN to IAD, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)?
There aren't any daily direct flights available from Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD). But you can book flights with layovers. Filter your search results 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 TUN to IAD?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the airline, season 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 Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)?
To avoid possible delays on the Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD) route, aim to fly before 3 PM. Flights after this time 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 Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute fares from TUN to IAD are typically more expensive. For the lowest prices, start looking for flights as early as possible. That said, if you're flexible with your travel dates, you may find a cheap ticket right before you leave.
Is it cheaper to book a TUN to IAD flight and hotel package?
Opting for a TUN to IAD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of hotels and then add car rentals, flights and activities 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 Tunis - Carthage Intl. Airport (TUN) to Washington Dulles Intl. Airport (IAD)?
It's generally possible to reschedule or cancel your TUN to IAD flight. However, if it's been more than 24 hours since booking, 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 further details on our Customer Service portal.

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*Available to One Key members.