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Cheap flights from Washington to Shannon from €271

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 25/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
07:00 - 07:30
PDX
-
SNN
16h 30m
1 stop
United Airlines Logo
09:30 - 15:30
SNN
-
PDX
14h 00m
1 stop
€569United Airlines
Sat, 5 Sep - Sat, 19 Sep
United Airlines Logo
08:40 - 07:30
PDX
-
SNN
14h 50m
2 stops
United Airlines Logo
12:30 - 22:51
SNN
-
PDX
18h 21m
2 stops
€573United Airlines
Tue, 25 Aug - Tue, 8 Sep
United Airlines Logo
08:05 - 10:15
PDX
-
SNN
18h 10m
2 stops
United Airlines Logo
12:30 - 09:48
SNN
-
PDX
29h 18m
2 stops
€605United Airlines
Fri, 3 Apr - Thu, 16 Apr
United Airlines Logo
19:05 - 10:15
PDX
-
SNN
31h 10m
2 stops
United Airlines Logo
12:30 - 21:06
SNN
-
PDX
16h 36m
1 stop
€608United Airlines
Thu, 30 Apr - Thu, 14 May
United Airlines Logo
23:56 - 10:15
SEA
-
SNN
26h 19m
2 stops
United Airlines Logo
09:30 - 22:42
SNN
-
SEA
21h 12m
1 stop
€611United Airlines
Sun, 23 Aug - Thu, 27 Aug
Delta Logo
07:00 - 11:10
PDX
-
SNN
20h 10m
1 stop
Delta Logo
13:05 - 21:35
SNN
-
PDX
16h 30m
1 stop
€612Delta
Sat, 5 Sep - Sat, 19 Sep
Air France Logo
10:15 - 11:10
PDX
-
SNN
16h 55m
2 stops
Air France Logo
13:05 - 21:35
SNN
-
PDX
16h 30m
1 stop
€616Air France
Sat, 5 Sep - Sat, 19 Sep
Delta Logo
07:00 - 11:10
PDX
-
SNN
20h 10m
1 stop
Delta Logo
13:05 - 11:43
SNN
-
PDX
30h 38m
1 stop
€617Delta
Sat, 5 Sep - Sat, 19 Sep
Lufthansa Logo
12:08 - 10:15
SEA
-
SNN
14h 07m
1 stop
Lufthansa Logo
12:30 - 23:46
SNN
-
SEA
19h 16m
1 stop
€654Lufthansa
Mon, 6 Apr - Tue, 21 Apr
Lufthansa Logo
06:00 - 10:15
SEA
-
SNN
20h 15m
2 stops
Lufthansa Logo
12:30 - 23:46
SNN
-
SEA
19h 16m
1 stop
€658Lufthansa
Thu, 16 Apr - Thu, 23 Apr

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
5 Sept
PDX07:00Portland
16h 30m
1 stop
SNN07:30Shannon
19 Sept
SNN09:30Shannon
14h 00m
1 stop
PDX15:30Portland
€569
United Airlines
25 Aug
PDX08:29Portland
17h 46m
2 stops
SNN10:15Shannon
8 Sept
SNN09:30Shannon
14h 00m
1 stop
PDX15:30Portland
€573
United Airlines
3 Apr
PDX08:05Portland
18h 10m
2 stops
SNN10:15Shannon
16 Apr
SNN12:30Shannon
29h 18m
2 stops
PDX09:48Portland
€605

Air Canada flights from State of Washington to Shannon, Clare

Our best Air Canada deals on State of Washington to Shannon, Clare flight tickets
Air Canada
6 Apr
SEA10:20Seattle/Tacoma Intl
26h 15m
2 stops
SNN20:35Shannon
21 Apr
SNN07:30Shannon
19h 53m
3 stops
SEA19:23Seattle/Tacoma Intl
€769
Air Canada
2 May
PDX10:10Portland
26h 25m
2 stops
SNN20:35Shannon
9 May
SNN07:30Shannon
23h 05m
3 stops
PDX22:35Portland
€807
Air Canada
14 Apr
SEA10:20Seattle/Tacoma Intl
21h 50m
3 stops
SNN16:10Shannon
25 Apr
SNN07:30Shannon
34h 08m
2 stops
SEA09:38Seattle/Tacoma Intl
€812

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 21 March 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
Fastest return journey

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

07:00-07:30

1 stop16h 30m

Shannon

Sat 19/9

09:30-15:30

1 stop14h 00m

€569

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 25/8

08:40-07:30

2 stops14h 50m

Shannon

Tue 8/9

12:30-22:51

2 stops18h 21m

€573

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 3/4

08:05-10:15

2 stops18h 10m

Shannon

Thu 16/4

12:30-09:48

2 stops29h 18m

€605

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 30/4

19:05-10:15

2 stops31h 10m

Shannon

Thu 14/5

12:30-21:06

1 stop16h 36m

€608

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 23/8

23:56-10:15

2 stops26h 19m

Shannon

Thu 27/8

09:30-22:42

1 stop21h 12m

€611

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

07:00-11:10

1 stop20h 10m

Shannon

Sat 19/9

13:05-21:35

1 stop16h 30m

€612

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

10:15-11:10

2 stops16h 55m

Shannon

Sat 19/9

13:05-21:35

1 stop16h 30m

€616

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

07:00-11:10

1 stop20h 10m

Shannon

Sat 19/9

13:05-11:43

1 stop30h 38m

€617

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Mon 6/4

12:08-10:15

1 stop14h 07m

Shannon

Tue 21/4

12:30-23:46

1 stop19h 16m

€654

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 16/4

06:00-10:15

2 stops20h 15m

Shannon

Thu 23/4

12:30-23:46

1 stop19h 16m

€658

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?

KLM, United Airlines, and Air Canada 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

12h 43m

Direct flights

None
The fastest flight from State of Washington to Shannon, Clare takes 12h 43m
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
Killaloe
Nenagh
Adare
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.

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