€241 Cheap flights to Washington, D.C.
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Washington, D.C. departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ireland to Washington, D.C.
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Recent direct flight deals from Ireland to Washington, D.C.
See travel insights to Washington, D.C. from
Washington, D.C. flights insights and trends
Explore insights for your Washington, D.C. flight to craft the best travel plan
What is the cheapest month to fly to Washington, D.C.?
The cheapest month to fly to Washington, D.C. from Ireland is in January. Flight prices, which tend to average around €409, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Washington, D.C. from Ireland during November instead. Flights to Washington, D.C. in November, while not as cheap as those in January, still average around €435.
What is the absolute cheapest flight to Washington, D.C.?
See prices from:
What is the cheapest day to depart on your flight to Washington, D.C.?
The cheapest day to depart from Ireland to Washington, D.C. is on a Monday. Travellers who choose to depart for Washington, D.C. on a Monday will often find tickets for as low as €643. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. on Saturday is €763.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
Flying to Washington, D.C. from Ireland at midday is the least expensive time of day to depart. momondo users have found prices as low as €432 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €712 on average. Flights to Washington, D.C. from Ireland in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
Cheapest flights to Washington, D.C.
Find the cheapest flights to Washington, D.C. from your nearest city or airport
| CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. FROM DUBLIN | January | 18% cheaper | Flying from Dublin to Washington, D.C. costs on average just €409 in January |
| MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. FROM DUBLIN | July | 42% more expensive | It costs about €707 for flights to Washington, D.C. from Dublin in July |
| MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. FROM DUBLIN | July | 545% more users visited | More momondo users searched in flights to Washington, D.C. from Dublin in July than any other month |
Cheap Washington, D.C. flight deals and tips
Summary info about Washington, D.C. flight prices, duration and airlines
Best One-Way Price | €241 |
|---|---|
Best Round-Trip Price | €361 |
Fastest flight time | 11h 05m |
Popular in | July |
Frequently asked questions about flying to Washington, D.C.
When is it best to fly to Washington, D.C. to go sightseeing?
The city of Washington, D.C. has many sights to see while visiting. Many tourists find it ideal to go sightseeing when the weather is warmer, but not blistering. Consider booking your flight to Washington, D.C. for May, when temperatures are a bit higher and the chance of rain is relatively low. Many travellers find it worthwhile to visit White House.
How far in advance should I book a flight to Washington, D.C.?
Most flyers found that booking tickets 26 days in advance of their planned departure date is the best time to get cheap flights to Washington, D.C.. During this timeframe, flight prices are around €496. In the past 72 hours, momondo users found flights from Ireland to Washington, D.C. for as low as €238.
Is there an alternative airport near Washington, D.C.?
Finding an alternative and possibly cheaper destination airport near Washington, D.C. is possible. If you are planning a flight to Washington, D.C., consider booking flights to Washington, D.C. Reagan-National Airport (6 km from Washington, D.C. city centre) or Washington, D.C. Dulles Intl Airport (36 km from Washington, D.C. city centre).
Is there a cheaper alternative to flying into Washington, D.C.?
You can find deals at Washington, D.C. Reagan-National Airport for €251 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.
Are there flights to Georgetown?
Yes, flights to Georgetown are served by Washington, D.C.’s Washington, D.C. Reagan-National airport which is 6.9 km away.
What’s the closest airport to Walter E. Washington Convention Center?
The closest airport to Walter E. Washington Convention Center is 6.0 km away - Washington, D.C.’s Washington, D.C. Reagan-National airport.
When did momondo last update prices for flights to Washington, D.C.?
Prices for flights to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights to Washington, D.C.?
As of April 2025, there are 7 operators available to choose from for flights to Washington, D.C..
How old do you have to be to fly to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Travelling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal to Washington, D.C.?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Washington, D.C.. Millions of users trust and use momondo every year so you are in good company.
Can I find flights to Washington, D.C. with flexible booking policies on momondo?
Flights to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights to Washington, D.C.?
Once you have performed a search for flights to Washington, D.C., momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight to Washington, D.C. right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. and alert you when they change.