Cheap Flights from Washington D.C. (IAD) to Riyadh (RUH)

Compare Washington Dulles to Riyadh flight deals

Find the cheapest month or even day of the year to fly to Riyadh

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Flight deals from Washington Dulles to Riyadh

Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Riyadh Airport? If you want to travel next month, return fares start from $1,591. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Dulles to Riyadh

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Riyadh flights are currently cheapest in October.

Direct flights from Washington Dulles to Riyadh

Washington Dulles to Riyadh: Alternative routes

Compare routes from Washington Dulles to Riyadh below. You may find an airport to fly into that's cheaper, faster, or easier than Riyadh.

Washington D.C. to Riyadh: Flight information

The things to know before you go.
Cheapest flight found$1,033
Cheapest month to flyOctober
Average flight time12 hrs, 32 mins
Most popular airlineDelta
Average flights per week11

Finding cheap flights from Washington Dulles to Riyadh: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Riyadh is $1,027. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
12 hours and 32 minutes is the average flight time from Washington Dulles to Riyadh.
Delta, Kuwait Airways and Saudia fly direct from Washington Dulles to Riyadh.
As of June 2026, there are 11 flights per week flying from Washington Dulles to Riyadh.
The cheapest month to fly from Washington Dulles to Riyadh is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Riyadh Airport on Wednesday, 14 October 2026.
Yes – the average flight time is 12 hours and 32 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Riyadh but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Riyadh is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Etihad Airways and Saudia offer the cheapest flight tickets to Riyadh.

Travelling from Washington Dulles Airport (IAD) to Riyadh Airport (RUH): what you need to know

  • The average duration of a direct flight from Washington Dulles Airport to Riyadh Airport is 12 hours 40 minutes.

  • Riyadh's timezone is UTC+3, which makes Riyadh eight hours ahead of Washington DC.

  • Flights from IAD to RUH start at 18:10 — the earliest with Saudia. The last departure is at 19:10 with Saudia. In total, there are three weekly Washington Dulles Airport to Riyadh Airport flights.

  • Arrive at the airport on time so you don't miss your IAD to RUH flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Be prepared for bigger queues in popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will give you ample time for security and boarding.

  • Saudia has direct flights from Washington Dulles Airport to Riyadh Airport. Book with this popular airline, then get ready to discover the sights in Riyadh — and maybe even more of Saudi Arabia if time allows.

  • Saudia is the airline most travellers choose for this route.

  • Saudia is the most punctual carrier that operates IAD to RUH flights.

  • Consider adding a stopover when booking your ticket from Washington Dulles Airport to Riyadh Airport. Simply uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between IAD and RUH:

    • London Heathrow Airport

    • Frankfurt am Main Airport

    • Hamad International Airport

How to find the cheapest flights from Washington Dulles Airport (IAD) to Riyadh Airport (RUH)

  • $697 is the best price for a one-way Washington Dulles Airport to Riyadh Airport flight. Return flights start from $1,027. These fares may change based on demand.

  • It's often best to book as early as possible if you're looking for cheap tickets from IAD to RUH. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • The cheapest month for flights from Washington Dulles Airport to Riyadh Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have flexible dates.

  • Save time searching for cheap flights from IAD to RUH by creating a Price Alert. You'll receive an email or notification on the app when a new discounted fare appears.

  • Choose your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Washington Dulles Airport to Riyadh Airport.

Handy information about Washington Dulles Airport (IAD)

  • IAD is located at 1 Saarinen Circle.

  • Of all flights leaving Washington Dulles Airport, 77% arrive on time at their destination.

  • Washington Dulles Airport is about 40 kilometres from central Washington DC. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 45 minutes or so to arrive, depending on the traffic.

  • The journey when using public transport typically takes 1 hour 10 minutes.

  • Get your travels off to a stress-free start by staying near IAD. Whether you have an early flight from Washington Dulles Airport to Riyadh Airport or want to avoid feeling rushed, these hotels are ideal:

Arriving at Riyadh Airport (RUH)

  • Once your Washington Dulles Airport to Riyadh Airport flight has touched down, unwind and relax at a hotel close by. Riyadh Airport Marriott Hotel is a comfy option within easy reach of RUH.

  • Get on the fast track to adventure by picking up a Riyadh Airport rental car. Grab a set of wheels from Sixt, Alamo or Final Homes and experience the lesser-explored corners of Riyadh and beyond.

  • Reserving your vehicle from Riyadh Airport about four weeks ahead can help you get the lowest rate.

When to fly to Riyadh Airport (RUH)

  • July is the most popular month for flights from Washington Dulles Airport to Riyadh Airport. To escape the crowds, head to Riyadh in March.

  • The warmest month in Riyadh is July, with the temperature ranging between 26ºC (79ºF) and 44ºC (111ºF). Book your flights from Washington Dulles Airport to Riyadh Airport in this month if this is the type of weather you like.

  • Search for cheap tickets from IAD to RUH in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 7ºC (45ºF) and 23ºC (73ºF) on average.

Explore more of Saudi Arabia

  • You've visited Riyadh, now it's time to explore more of Saudi Arabia. Travel around 386 kilometres north-east to Dammam to check off its must-visit sights. From Ithra to Adventure World and Al Bayan Mosque, you've got a jam-packed schedule ahead.

  • Al Kharj is another great place to check out during your travels through Saudi Arabia. Head to this destination, located about 137 kilometres south-east of Riyadh, to visit highlights like King Abdulaziz Grand Mosque.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.