Southend-on-Sea to Seattle Flights on Aer Lingus

1 Passenger(s)

Promo Code

From:

To:

Depart Date

Return Date

Book Southend-on-Sea to Seattle flight deals*

From

Budget

There are no fares that match your filter criteria. Please adjust your filters.

*Roundtrip Restrictions apply.
Each way fare as part of a return trip including taxes and charges. One way fare including taxes and charges.

Explore other routes

Explore Aer Lingus's Top-Pick Destinations

QA FE Test Travel Dates Filter Feature Prepro

From

Dates

Budget

Manchester (MAN)to

New York (JFK)

16 Mar 2026 - 21 Mar 2026

From

£445.56

Seen: 8 hrs ago

Roundtrip*

Economy

Manchester (MAN)to

Orlando (MCO)

19 Feb 2026 - 5 Mar 2026

From

£475.56

Seen: 2 hrs ago

Roundtrip*

Economy

London (LHR)to

Dublin (DUB)

24 Feb 2026 - 25 Feb 2026

From

£58.74

Seen: 52 minutes ago

Each way

Economy

Birmingham (BHX)to

Dublin (DUB)

3 Mar 2026 - 4 Mar 2026

From

£25.50

Seen: 1 hour ago

Each way

Economy

Manchester (MAN)to

Dublin (DUB)

11 Feb 2026 - 13 Feb 2026

From

£25.88

Seen: 1 hour ago

Each way

Economy

Birmingham (BHX)to

Belfast (BHD)

Depart: 7 Feb 2026

From

£39.99

Seen: 35 minutes ago

One way

Economy

Belfast (BHD)to

Birmingham (BHX)

Depart: 3 Feb 2026

From

£39.99

Seen: 44 minutes ago

One way

Economy

Edinburgh (EDI)to

Dublin (DUB)

7 Feb 2026 - 11 Feb 2026

From

£34.86

Seen: 42 minutes ago

Each way

Economy

London (LHR)to

Cork (ORK)

3 Mar 2026 - 4 Mar 2026

From

£48.70

Seen: 29 minutes ago

Each way

Economy

London (LHR)to

Shannon (SNN)

27 Feb 2026 - 3 Mar 2026

From

£48.39

Seen: 21 minutes ago

Each way

Economy

Manchester (MAN)to

Belfast (BHD)

4 Feb 2026 - 9 Feb 2026

From

£39.99

Seen: 30 minutes ago

Each way

Economy

Belfast (BHD)to

Manchester (MAN)

Depart: 3 Feb 2026

From

£39.99

Seen: 44 minutes ago

One way

Economy

Glasgow (GLA)to

Dublin (DUB)

11 Feb 2026 - 11 Feb 2026

From

£35.47

Seen: 1 hour ago

Each way

Economy

Manchester (MAN)to

Bridgetown (BGI)

8 Mar 2026 - 24 Mar 2026

From

£440.17

Seen: 3 hrs ago

Roundtrip*

Economy

Leeds (LBA)to

Belfast (BHD)

Depart: 12 Mar 2026

From

£51.28

Seen: 39 minutes ago

One way

Economy

Bristol (BRS)to

Dublin (DUB)

20 Feb 2026 - 23 Feb 2026

From

£34.45

Seen: 21 minutes ago

Each way

Economy

Leeds (LBA)to

Dublin (DUB)

11 Feb 2026 - 13 Feb 2026

From

£34.48

Seen: 21 minutes ago

Each way

Economy

Edinburgh (EDI)to

Belfast (BHD)

Depart: 17 Feb 2026

From

£39.99

Seen: 59 minutes ago

One way

Economy

Belfast (BHD)to

Edinburgh (EDI)

Depart: 14 Feb 2026

From

£39.99

Seen: 1 hour ago

One way

Economy

Southampton (SOU)to

Dublin (DUB)

10 Feb 2026 - 11 Feb 2026

From

£50.52

Seen: 8 hrs ago

Each way

Economy