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Cheap flights from Washington to Shannon from $313

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 7/25. 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 round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 11:10 am
PDX
-
SNN
20h 10m
1 stop
Delta Logo
1:05 pm - 9:35 pm
SNN
-
PDX
16h 30m
1 stop
$608Delta
Sat, Sep 5 - Sat, Sep 19
United Airlines Logo
8:29 am - 7:30 am
PDX
-
SNN
15h 01m
1 stop
United Airlines Logo
12:30 pm - 10:52 pm
SNN
-
PDX
18h 22m
2 stops
$612United Airlines
Sun, Aug 16 - Mon, Aug 31
Delta Logo
7:00 am - 11:10 am
PDX
-
SNN
20h 10m
1 stop
Delta Logo
1:05 pm - 11:43 am
SNN
-
PDX
30h 38m
1 stop
$613Delta
Sun, Aug 16 - Mon, Aug 31
United Airlines Logo
7:00 am - 7:30 am
PDX
-
SNN
16h 30m
1 stop
United Airlines Logo
9:30 am - 3:30 pm
SNN
-
PDX
14h 00m
1 stop
$658United Airlines
Sat, Sep 5 - Sat, Sep 19
United Airlines Logo
8:29 am - 10:15 am
PDX
-
SNN
17h 46m
2 stops
United Airlines Logo
9:30 am - 3:30 pm
SNN
-
PDX
14h 00m
1 stop
$662United Airlines
Tue, Aug 25 - Tue, Sep 8
United Airlines Logo
6:57 pm - 7:30 am
PDX
-
SNN
28h 33m
2 stops
United Airlines Logo
9:30 am - 12:07 pm
SNN
-
PDX
34h 37m
2 stops
$685United Airlines
Sat, Sep 5 - Sat, Sep 19
United Airlines Logo
8:05 am - 10:15 am
PDX
-
SNN
18h 10m
2 stops
United Airlines Logo
12:30 pm - 9:48 am
SNN
-
PDX
29h 18m
2 stops
$700United Airlines
Fri, Apr 3 - Thu, Apr 16
Air France Logo
10:15 am - 11:10 am
PDX
-
SNN
16h 55m
2 stops
Air France Logo
1:05 pm - 9:35 pm
SNN
-
PDX
16h 30m
1 stop
$712Air France
Sat, Sep 5 - Sat, Sep 19
Lufthansa Logo
12:08 pm - 10:15 am
SEA
-
SNN
14h 07m
1 stop
Lufthansa Logo
12:30 pm - 11:46 pm
SNN
-
SEA
19h 16m
1 stop
$756Lufthansa
Mon, Apr 6 - Tue, Apr 21
Lufthansa Logo
6:00 am - 10:15 am
SEA
-
SNN
20h 15m
2 stops
Lufthansa Logo
12:30 pm - 11:46 pm
SNN
-
SEA
19h 16m
1 stop
$761Lufthansa
Thu, Apr 16 - Thu, Apr 23

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
Sep 5
PDX7:00 amPortland
16h 30m
1 stop
SNN7:30 amShannon
Sep 19
SNN9:30 amShannon
14h 00m
1 stop
PDX3:30 pmPortland
$658
United Airlines
Aug 25
PDX8:29 amPortland
17h 46m
2 stops
SNN10:15 amShannon
Sep 8
SNN9:30 amShannon
14h 00m
1 stop
PDX3:30 pmPortland
$662
United Airlines
Apr 3
PDX8:05 amPortland
18h 10m
2 stops
SNN10:15 amShannon
Apr 16
SNN12:30 pmShannon
29h 18m
2 stops
PDX9:48 amPortland
$700

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
May 5
SEA10:45 amSeattle/Tacoma Intl
21h 25m
3 stops
SNN4:10 pmShannon
May 12
SNN7:30 amShannon
21h 38m
2 stops
SEA9:08 pmSeattle/Tacoma Intl
$848
Air Canada
Apr 6
SEA10:20 amSeattle/Tacoma Intl
26h 15m
2 stops
SNN8:35 pmShannon
Apr 21
SNN7:30 amShannon
19h 53m
3 stops
SEA7:23 pmSeattle/Tacoma Intl
$889
Air Canada
May 2
PDX10:10 amPortland
26h 25m
2 stops
SNN8:35 pmShannon
May 9
SNN7:30 amShannon
23h 05m
3 stops
PDX10:35 pmPortland
$933

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 21, 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 round-trip

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

7:00 am-11:10 am

1 stop20h 10m

Shannon

Sat 9/19

1:05 pm-9:35 pm

1 stop16h 30m

$608

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 8/16

8:29 am-7:30 am

1 stop15h 01m

Shannon

Mon 8/31

12:30 pm-10:52 pm

2 stops18h 22m

$612

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 8/16

7:00 am-11:10 am

1 stop20h 10m

Shannon

Mon 8/31

1:05 pm-11:43 am

1 stop30h 38m

$613
Quickest round-trip

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

7:00 am-7:30 am

1 stop16h 30m

Shannon

Sat 9/19

9:30 am-3:30 pm

1 stop14h 00m

$658

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 8/25

8:29 am-10:15 am

2 stops17h 46m

Shannon

Tue 9/8

9:30 am-3:30 pm

1 stop14h 00m

$662

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

6:57 pm-7:30 am

2 stops28h 33m

Shannon

Sat 9/19

9:30 am-12:07 pm

2 stops34h 37m

$685

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 4/3

8:05 am-10:15 am

2 stops18h 10m

Shannon

Thu 4/16

12:30 pm-9:48 am

2 stops29h 18m

$700

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

10:15 am-11:10 am

2 stops16h 55m

Shannon

Sat 9/19

1:05 pm-9:35 pm

1 stop16h 30m

$712

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Mon 4/6

12:08 pm-10:15 am

1 stop14h 07m

Shannon

Tue 4/21

12:30 pm-11:46 pm

1 stop19h 16m

$756

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 4/16

6:00 am-10:15 am

2 stops20h 15m

Shannon

Thu 4/23

12:30 pm-11:46 pm

1 stop19h 16m

$761

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on State of Washington to Shannon, Clare flights?

You could potentially save up to 42% on your flight if you consider stops on a State of Washington to Shannon, Clare flight.

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 many operators does momondo search for flights from Washington to Shannon Airport?

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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.

Best airlines flying from State of Washington to Shannon, Clare

Compare and see reviews for airlines that fly from State of Washington to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $469Free CancellationRating
7.1
11,488 reviews
Search American Airlines flights
United AirlinesPriceFrom $592Free CancellationRating
7.4
9,451 reviews
Search United Airlines flights

Traveling to a place near Shannon?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Shannon. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington to Shannon 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 from Washington to Shannon?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from Washington.

I’m not ready to book a flight from Washington to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

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