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Cheap flights from Washington to Shannon from €273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Shannon departing on 3/7. 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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0 bags
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Find the cheapest flights from Washington to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
08:05 - 10:15
PDX
-
SNN
18h 10m
2 stops
United Airlines Logo
12:30 - 15:09
SNN
-
PDX
34h 39m
3 stops
€417United Airlines
Tue, 7 Apr - Tue, 14 Apr
Lufthansa Logo
23:15 - 10:15
PDX
-
SNN
27h 00m
1 stop
Lufthansa Logo
12:30 - 21:59
SNN
-
PDX
17h 29m
1 stop
€459Lufthansa
Tue, 7 Apr - Tue, 14 Apr
Delta Logo
07:00 - 11:10
PDX
-
SNN
20h 10m
1 stop
Delta Logo
13:05 - 11:43
SNN
-
PDX
30h 38m
1 stop
€467Delta
Wed, 8 Jul - Wed, 22 Jul
United Airlines Logo
23:59 - 10:15
SEA
-
SNN
26h 16m
2 stops
United Airlines Logo
12:30 - 16:37
SNN
-
SEA
36h 07m
2 stops
€469United Airlines
Tue, 14 Apr - Sat, 25 Apr
United Airlines Logo
13:58 - 10:15
SEA
-
SNN
36h 17m
2 stops
United Airlines Logo
12:30 - 16:37
SNN
-
SEA
36h 07m
2 stops
€478United Airlines
Tue, 14 Apr - Sat, 25 Apr
Delta Logo
22:05 - 11:10
PDX
-
SNN
29h 05m
1 stop
Delta Logo
13:05 - 21:35
SNN
-
PDX
16h 30m
1 stop
€518Delta
Wed, 8 Jul - Wed, 22 Jul
British Airways Logo
18:50 - 16:45
SEA
-
SNN
13h 55m
1 stop
British Airways Logo
20:05 - 17:55
SNN
-
SEA
28h 50m
1 stop
€536British Airways
Sun, 1 Mar - Sun, 8 Mar
British Airways Logo
11:48 - 16:45
PDX
-
SNN
20h 57m
2 stops
British Airways Logo
07:50 - 15:55
SNN
-
PDX
16h 05m
1 stop
€537British Airways
Thu, 19 Feb - Wed, 25 Feb
Multiple Airlines Logo
11:48 - 16:45
PDX
-
SNN
20h 57m
2 stops
Multiple Airlines Logo
07:50 - 15:55
SNN
-
PDX
16h 05m
1 stop
€541Multiple Airlines
Thu, 19 Feb - Wed, 25 Feb
Aer Lingus Logo
20:05 - 19:25
SEA
-
SNN
15h 20m
2 stops
Aer Lingus Logo
07:50 - 18:20
SNN
-
SEA
18h 30m
2 stops
€566Aer Lingus
Wed, 25 Feb - Wed, 4 Mar

British Airways flights from State of Washington to Shannon, Clare

Our best British Airways deals on State of Washington to Shannon, Clare flight tickets
British Airways
1 Mar
SEA18:50Seattle/Tacoma Intl
13h 55m
1 stop
SNN16:45Shannon
8 Mar
SNN20:05Shannon
28h 50m
1 stop
SEA17:55Seattle/Tacoma Intl
€536
British Airways
19 Feb
PDX11:48Portland
20h 57m
2 stops
SNN16:45Shannon
25 Feb
SNN07:50Shannon
16h 05m
1 stop
PDX15:55Portland
€537
British Airways
19 Feb
PDX11:48Portland
20h 57m
2 stops
SNN16:45Shannon
25 Feb
SNN07:50Shannon
16h 05m
1 stop
PDX15:55Portland
€540

United Airlines flights from State of Washington to Shannon, Clare

Our best United Airlines deals on State of Washington to Shannon, Clare flight tickets
United Airlines
7 Apr
PDX08:05Portland
18h 10m
2 stops
SNN10:15Shannon
14 Apr
SNN12:30Shannon
34h 39m
3 stops
PDX15:09Portland
€417
United Airlines
14 Apr
SEA23:59Seattle/Tacoma Intl
26h 16m
2 stops
SNN10:15Shannon
25 Apr
SNN12:30Shannon
36h 07m
2 stops
SEA16:37Seattle/Tacoma Intl
€469
United Airlines
14 Apr
SEA13:58Seattle/Tacoma Intl
36h 17m
2 stops
SNN10:15Shannon
25 Apr
SNN12:30Shannon
36h 07m
2 stops
SEA16:37Seattle/Tacoma Intl
€478

momondo Fare Finder

 
Customise your flight search to find flights from State of Washington to Shannon, Clare that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 1 February 2026.
Use the filters below to find and compare flights from Washington to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 7/4

08:05-10:15

2 stops18h 10m

Shannon

Tue 14/4

12:30-15:09

3 stops34h 39m

€417

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 7/4

23:15-10:15

1 stop27h 00m

Shannon

Tue 14/4

12:30-21:59

1 stop17h 29m

€459

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 8/7

07:00-11:10

1 stop20h 10m

Shannon

Wed 22/7

13:05-11:43

1 stop30h 38m

€467

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 14/4

23:59-10:15

2 stops26h 16m

Shannon

Sat 25/4

12:30-16:37

2 stops36h 07m

€469

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 14/4

13:58-10:15

2 stops36h 17m

Shannon

Sat 25/4

12:30-16:37

2 stops36h 07m

€478

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 8/7

22:05-11:10

1 stop29h 05m

Shannon

Wed 22/7

13:05-21:35

1 stop16h 30m

€518

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 1/3

18:50-16:45

1 stop13h 55m

Shannon

Sun 8/3

20:05-17:55

1 stop28h 50m

€536

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 19/2

11:48-16:45

2 stops20h 57m

Shannon

Wed 25/2

07:50-15:55

1 stop16h 05m

€537

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 19/2

11:48-16:45

2 stops20h 57m

Shannon

Wed 25/2

07:50-15:55

1 stop16h 05m

€541

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Wed 25/2

20:05-19:25

2 stops15h 20m

Shannon

Wed 4/3

07:50-18:20

2 stops18h 30m

€566

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Shannon from

How to get the cheapest flight ticket from State of Washington to Shannon, Clare

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 airline that flies from Washington to Shannon?

United Airlines and Delta are the most popular carriers operating from Washington to Shannon

Cheap State of Washington to Shannon, Clare flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Shannon, Clare

Fastest flight time

13h 45m

Direct flights

None
The fastest flight from State of Washington to Shannon, Clare takes 13h 45m
There are no direct flights from State of Washington to Shannon, Clare. There are no popular flight routes from State of Washington to Shannon, Clare.
Search flight deals

  • When did momondo last update prices for flights from Washington to Shannon Airport?

    Prices for flights from Washington to Shannon Airport are updated daily.

  • How old do you have to be to fly from Washington to Shannon Airport?

    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 Washington to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The travel and health documents required for your trip to Shannon Airport 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 Shannon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Adare
Killaloe
Lahinch
Bunratty

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Shannon?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Shannon from Washington.

Can I find flights from Washington to Shannon with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to Shannon flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to Shannon?

Once all potential Washington to Shannon 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 Washington to Shannon right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Shannon from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Shannon, Clare trip

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