฿6,220 Cheap Flights from Washington (IAD) to Quito (UIO)

View ฿6,220 flight on Mon, 13 Jul 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Mariscal Sucre Intl. Airport (UIO)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Washington (IAD) to Quito (UIO)

Prices were available within the past 7 days and start at ฿6,220 for one-way flights and ฿14,260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Mon, 13 Jul - Mon, 20 Jul
IAD
Washington
UIO
Quito
฿14,260 Return, found 1 day ago
฿14,260
Return
found 1 day ago
Select avianca flight, departing Mon, 13 Jul from Washington to Quito, returning Mon, 20 Jul, priced at ฿14,260 found 1 day ago
avianca
Mon, 13 Jul - Mon, 20 Jul
IAD
Washington
UIO
Quito
฿14,440 Return, found 1 day ago
฿14,440
Return
found 1 day ago
Select avianca flight, departing Mon, 13 Jul from Washington to Quito, returning Mon, 20 Jul, priced at ฿14,440 found 1 day ago
avianca
Sun, 12 Jul - Tue, 21 Jul
IAD
Washington
UIO
Quito
฿14,725 Return, found 1 day ago
฿14,725
Return
found 1 day ago
Select avianca flight, departing Sun, 12 Jul from Washington to Quito, returning Tue, 21 Jul, priced at ฿14,725 found 1 day ago
avianca
Sun, 12 Jul - Tue, 21 Jul
IAD
Washington
UIO
Quito
฿14,905 Return, found 1 day ago
฿14,905
Return
found 1 day ago
Select avianca flight, departing Sun, 12 Jul from Washington to Quito, returning Tue, 21 Jul, priced at ฿14,905 found 1 day ago
avianca
Sun, 12 Jul - Tue, 21 Jul
IAD
Washington
UIO
Quito
฿14,955 Return, found 1 day ago
฿14,955
Return
found 1 day ago
Select avianca flight, departing Sun, 12 Jul from Washington to Quito, returning Tue, 21 Jul, priced at ฿14,955 found 1 day ago
avianca
Sun, 12 Jul - Tue, 21 Jul
IAD
Washington
UIO
Quito
฿15,135 Return, found 1 day ago
฿15,135
Return
found 1 day ago
Select avianca flight, departing Sun, 12 Jul from Washington to Quito, returning Tue, 21 Jul, priced at ฿15,135 found 1 day ago
Copa
Mon, 13 Jul - Tue, 21 Jul
IAD
Washington
UIO
Quito
฿27,330 Return, found 1 day ago
฿27,330
Return
found 1 day ago
Select Copa flight, departing Mon, 13 Jul from Washington to Quito, returning Tue, 21 Jul, priced at ฿27,330 found 1 day ago
Delta
Mon, 13 Jul - Mon, 20 Jul
IAD
Washington
UIO
Quito
฿31,195 Return, found 1 day ago
฿31,195
Return
found 1 day ago
Select Delta flight, departing Mon, 13 Jul from Washington to Quito, returning Mon, 20 Jul, priced at ฿31,195 found 1 day ago
LATAM Airlines Group
Mon, 13 Jul - Mon, 20 Jul
IAD
Washington
UIO
Quito
฿32,775 Return, found 1 day ago
฿32,775
Return
found 1 day ago
Select LATAM Airlines Group flight, departing Mon, 13 Jul from Washington to Quito, returning Mon, 20 Jul, priced at ฿32,775 found 1 day ago
American Airlines
Mon, 13 Jul - Mon, 20 Jul
IAD
Washington
UIO
Quito
฿33,620 Return, found 1 day ago
฿33,620
Return
found 1 day ago
Select American Airlines flight, departing Mon, 13 Jul from Washington to Quito, returning Mon, 20 Jul, priced at ฿33,620 found 1 day ago

Find the cheapest month to fly from Washington (IAD) to Quito (UIO)

October is typically the cheapest month to fly

From ฿11,261 - ฿14,408 per traveller.
Flight from Washington to Quito route information
Origin airport
Washington Dulles Intl.
Destination airport
Mariscal Sucre Intl.
Airlines serving
American Airlines, Copa, Delta, LATAM Airlines Group, United, avianca
Return price
฿14,260
Distance
4320 km

Perfect flights from Washington to Quito

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to Quito. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Washington Dulles Intl. to Mariscal Sucre Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿6,220 and roundtrip prices from ฿14,260. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Mariscal Sucre Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Quito.

Frequently asked questions

How much is a flight from IAD to Quito International Airport?
The lowest price advertised for a round-trip journey between Dulles Intl. Airport and UIO is ฿14,260. But you better act soon. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to Quito International Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Dulles Intl. Airport to Quito International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dulles Intl. Airport to Mariscal Sucre Intl. Airport (UIO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Mariscal Sucre Intl. Airport (UIO)?
You'll have 4,400 kilometres to cover on the long-haul Chantilly to Tababela route. Wear layers of comfy clothes and consider taking a travel pillow with you.
Which airlines fly direct from Dulles Intl. Airport to UIO?
Flying nonstop between Dulles Intl. Airport and Mariscal Sucre Intl. Airport (UIO) isn't possible right now. However, you'll still be able to find a flight to Tababela with at least one stop.
Are Washington Dulles Intl. Airport (IAD) to Mariscal Sucre Intl. Airport (UIO) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Dulles Intl. Airport to Mariscal Sucre Intl. Airport (UIO) at the last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.