Cheap flights from Ireland to Washington from €348
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Washington departing on 26/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Our best British Airways deals on Ireland to State of Washington flight tickets
Air Canada flights from Ireland to State of Washington
Our best Air Canada deals on Ireland to State of Washington flight tickets
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Fly from
Fly to
Route
Depart
Return
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Thu 29/10
11:30-18:00
1 stop13h 30m
Seattle/Tacoma Intl
Mon 2/11
14:35-10:15
1 stop11h 40m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Fri 20/11
11:30-17:00
1 stop13h 30m
Seattle/Tacoma Intl
Fri 27/11
14:35-10:15
1 stop11h 40m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Tue 24/11
11:30-17:00
1 stop13h 30m
Seattle/Tacoma Intl
Fri 27/11
14:35-10:15
1 stop11h 40m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Tue 10/11
14:15-17:00
2 stops34h 45m
Seattle/Tacoma Intl
Tue 17/11
14:35-22:05
2 stops23h 30m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Thu 5/11
06:35-17:00
2 stops18h 25m
Seattle/Tacoma Intl
Thu 12/11
14:35-20:15
2 stops21h 40m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Thu 29/10
07:35-18:00
2 stops17h 25m
Seattle/Tacoma Intl
Mon 2/11
14:35-19:05
2 stops20h 30m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Fri 19/2
10:50-16:50
1 stop14h 00m
Seattle/Tacoma Intl
Sat 27/2
13:40-09:55
1 stop12h 15m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Wed 6/1
19:45-11:25
1 stop23h 40m
Seattle/Tacoma Intl
Wed 13/1
18:45-16:35
1 stop13h 50m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Wed 21/10
15:25-17:10
Nonstop9h 45m
Seattle/Tacoma Intl
Sat 24/10
11:17-10:35
1 stop15h 18m
DublinSeattle
DUB Dublin - SEA Seattle/Tacoma Intl
DUBSEA
Dublin
Thu 22/10
15:25-17:10
Nonstop9h 45m
Seattle/Tacoma Intl
Sun 25/10
07:10-14:40
1 stop24h 30m
See travel insights to Washington from
How to get the cheapest flight ticket from Ireland to State of Washington
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to State of Washington?
The month of April is, on average, the cheapest month to fly to State of Washington from Ireland, with most prices found around €521. If you’re not able to fly to State of Washington in April, then May is your next best option. Flight prices from Ireland to State of Washington during May average around €556.
What is the cheapest day to depart on your flight to State of Washington?
The cheapest day to depart on your flight to State of Washington is on a Friday when prices can be found for as low as €813. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to State of Washington for around €985.
What is the cheapest Ireland to Washington flight route?
Fly from Dublin to Seattle/Tacoma Intl for the best Ireland - Washington flight prices
How far in advance should I book a flight to State of Washington?
You are more likely to see cheaper flights to State of Washington from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around €679 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Ireland for as low as €518 on momondo.
What cabin class options are available on Ireland to State of Washington flights?
There are 2 cabin classes available to choose from on Ireland to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Ireland to State of Washington flights?
You could potentially save up to 46% on your flight if you consider stops on a Ireland to State of Washington flight.
How many flights depart from Ireland to State of Washington on average per day?
As of October 2026, 4 flights take off from Ireland and land in State of Washington each day. The most common flight departure time for this route is 15:00, with 100% of daily flights taking off in the afternoon.
How many flights depart from Ireland to State of Washington on average per week?
As of October 2026, there are 28 flights per week flying from Ireland to State of Washington. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
Cheap Ireland to State of Washington flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to State of Washington
Frequently asked questions about flying from Ireland to Washington
When did momondo last update prices for flights from Ireland to Washington?
Prices for flights from Ireland to Washington refresh daily.
How many operators does momondo search for flights from Ireland to Washington?
There are 3 operators available for flights from Ireland to Washington as of October 2026.
How old do you have to be to fly from Ireland to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Ireland to State of Washington is Airbus A330-200, representing 69.87% of all bookings. The subsequent popular models are Airbus A330-300 at 13.46%, Airbus A330 at 5.13%, and Airbus A321neo at 3.21%.
Best airlines flying from Ireland to State of Washington
Compare and see reviews for airlines that fly from Ireland to State of Washington with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €409 | Free Cancellation | Rating 6.9 758 reviews | |||
| PriceFrom €423 | Free Cancellation | Rating 6.7 8,256 reviews | |||
| PriceFrom €495 | Free Cancellation | Rating 7.3 1,817 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ireland to Washington?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Washington . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ireland to Washington with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ireland to Washington flights to just show those with flexible booking policies.
How can momondo help me find flights from Ireland to Washington?
Once all potential Ireland to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Ireland to Washington right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ireland to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.