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Cheap flights from Washington to Shannon from €267

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 7/9. 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
07:16 - 07:30
PDX
-
SNN
16h 14m
1 stop
United Airlines Logo
09:30 - 18:47
SNN
-
PDX
17h 17m
1 stop
€643United Airlines
Mon, 7 Sep - Thu, 10 Sep
United Airlines Logo
07:16 - 10:15
PDX
-
SNN
18h 59m
2 stops
United Airlines Logo
09:30 - 20:50
SNN
-
PDX
19h 20m
2 stops
€647United Airlines
Mon, 7 Sep - Thu, 10 Sep
United Airlines Logo
05:00 - 10:15
SEA
-
SNN
21h 15m
2 stops
United Airlines Logo
09:30 - 16:07
SNN
-
SEA
14h 37m
1 stop
€647United Airlines
Tue, 1 Sep - Fri, 4 Sep
United Airlines Logo
08:40 - 10:15
SEA
-
SNN
17h 35m
2 stops
United Airlines Logo
09:30 - 22:42
SNN
-
SEA
21h 12m
1 stop
€657United Airlines
Tue, 25 Aug - Tue, 8 Sep
United Airlines Logo
08:40 - 10:15
SEA
-
SNN
17h 35m
2 stops
United Airlines Logo
09:30 - 18:59
SNN
-
SEA
17h 29m
1 stop
€658United Airlines
Tue, 25 Aug - Tue, 8 Sep
United Airlines Logo
23:18 - 07:30
PDX
-
SNN
24h 12m
2 stops
United Airlines Logo
12:30 - 21:13
SNN
-
PDX
16h 43m
1 stop
€661United Airlines
Sat, 5 Sep - Fri, 25 Sep
United Airlines Logo
05:00 - 07:30
SEA
-
SNN
18h 30m
2 stops
United Airlines Logo
09:30 - 21:11
SNN
-
SEA
19h 41m
2 stops
€661United Airlines
Tue, 25 Aug - Tue, 8 Sep
Delta Logo
22:05 - 11:10
PDX
-
SNN
29h 05m
1 stop
Delta Logo
13:05 - 21:35
SNN
-
PDX
16h 30m
1 stop
€690Delta
Sat, 5 Sep - Sat, 19 Sep
Multiple Airlines Logo
13:30 - 11:20
SEA
-
SNN
13h 50m
1 stop
Multiple Airlines Logo
13:45 - 21:58
SNN
-
SEA
16h 13m
1 stop
€704Multiple Airlines
Tue, 4 Aug - Tue, 25 Aug
Lufthansa Logo
14:27 - 07:30
PDX
-
SNN
33h 03m
1 stop
Lufthansa Logo
12:30 - 21:13
SNN
-
PDX
16h 43m
1 stop
€705Lufthansa
Sat, 5 Sep - Fri, 25 Sep

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 Sept
PDX07:16Portland
16h 14m
1 stop
SNN07:30Shannon
10 Sept
SNN09:30Shannon
17h 17m
1 stop
PDX18:47Portland
€643
United Airlines
7 Sept
PDX07:16Portland
18h 59m
2 stops
SNN10:15Shannon
10 Sept
SNN09:30Shannon
19h 20m
2 stops
PDX20:50Portland
€647
United Airlines
25 Aug
SEA08:40Seattle/Tacoma Intl
17h 35m
2 stops
SNN10:15Shannon
8 Sept
SNN09:30Shannon
21h 12m
1 stop
SEA22:42Seattle/Tacoma Intl
€657

Delta flights from State of Washington to Shannon, Clare

Our best Delta deals on State of Washington to Shannon, Clare flight tickets
Delta
5 Sept
PDX22:05Portland
29h 05m
1 stop
SNN11:10Shannon
19 Sept
SNN13:05Shannon
16h 30m
1 stop
PDX21:35Portland
€690
Delta
3 Aug
SEA07:15Seattle/Tacoma Intl
19h 55m
1 stop
SNN11:10Shannon
24 Aug
SNN13:05Shannon
18h 15m
1 stop
SEA23:20Seattle/Tacoma Intl
€751
Delta
3 Aug
SEA07:15Seattle/Tacoma Intl
19h 55m
1 stop
SNN11:10Shannon
24 Aug
SNN13:05Shannon
18h 15m
1 stop
SEA23:20Seattle/Tacoma Intl
€752

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 14 May 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

Cheapest return flight

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 7/9

07:16-07:30

1 stop16h 14m

Shannon

Thu 10/9

09:30-18:47

1 stop17h 17m

€643

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 7/9

07:16-10:15

2 stops18h 59m

Shannon

Thu 10/9

09:30-20:50

2 stops19h 20m

€647

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 1/9

05:00-10:15

2 stops21h 15m

Shannon

Fri 4/9

09:30-16:07

1 stop14h 37m

€647

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 25/8

08:40-10:15

2 stops17h 35m

Shannon

Tue 8/9

09:30-22:42

1 stop21h 12m

€657

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 25/8

08:40-10:15

2 stops17h 35m

Shannon

Tue 8/9

09:30-18:59

1 stop17h 29m

€658

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

23:18-07:30

2 stops24h 12m

Shannon

Fri 25/9

12:30-21:13

1 stop16h 43m

€661

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 25/8

05:00-07:30

2 stops18h 30m

Shannon

Tue 8/9

09:30-21:11

2 stops19h 41m

€661

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

22:05-11:10

1 stop29h 05m

Shannon

Sat 19/9

13:05-21:35

1 stop16h 30m

€690
Fastest return journey

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 4/8

13:30-11:20

1 stop13h 50m

Shannon

Tue 25/8

13:45-21:58

1 stop16h 13m

€704

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

14:27-07:30

1 stop33h 03m

Shannon

Fri 25/9

12:30-21:13

1 stop16h 43m

€705

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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, Delta, and KLM 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

14h 50m

Direct flights

None
The fastest flight from State of Washington to Shannon, Clare takes 14h 50m
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

Frequently asked questions about flying from Washington to Shannon, Clare

  • 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
Killaloe
Nenagh
Lahinch
Adare
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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