Flights to Shannon (SNN): deals from 12 cities
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Seattle (SEA) to Shannon (SNN), the months ahead: 22 priced flights on 11 exact dates. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
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Seattle (SEA) to Shannon (SNN): November 2026
| Travel dates | Airline | Stops | Total price |
|---|---|---|---|
| Nov 17, 2026 · One way · Compare return dates departing Nov 17, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Nov 17, 2026 · One way · Compare return dates departing Nov 17, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $715.00 |
| Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $759.00 |
Seattle (SEA) to Shannon (SNN): December 2026
| Travel dates | Airline | Stops | Total price |
|---|---|---|---|
| Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $877.50 |
| Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $931.50 |
| Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026 | American Airlines | Up to 2 stops each way | Axel-exclusive $877.50 |
| Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $931.50 |
Seattle (SEA) to Shannon (SNN): January 2027
| Travel dates | Airline | Stops | Total price |
|---|---|---|---|
| Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
| Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027 | American Airlines | Up to 2 stops each way | Axel-exclusive $650.00 |
| Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027 | Alaska Airlines | Up to 2 stops each way | Axel-exclusive $690.00 |
2026-11-17 · one way · Axel-exclusive $650.00
- American Airlines AA771 / AA728 / EI381: SEA 2026-11-17 09:15:00 → SNN 2026-11-18 11:30:00; 2 stop(s) via PHL, LHR; 1095 minutes. Local airport times.
- AA771: SEA 2026-11-17 09:15:00 → PHL 2026-11-17 17:23:00; layover at PHL: 137 minutes.
- AA728: PHL 2026-11-17 19:40:00 → LHR 2026-11-18 07:50:00; layover at LHR: 130 minutes.
- EI381: LHR 2026-11-18 10:00:00 → SNN 2026-11-18 11:30:00.
2026-11-17 · one way · Axel-exclusive $690.00
- Alaska Airlines AS442 / AA728 / EI381: SEA 2026-11-17 09:05:00 → SNN 2026-11-18 11:30:00; 2 stop(s) via PHL, LHR; 1105 minutes. Local airport times.
- AS442: SEA 2026-11-17 09:05:00 → PHL 2026-11-17 17:08:00; layover at PHL: 152 minutes.
- AA728: PHL 2026-11-17 19:40:00 → LHR 2026-11-18 07:50:00; layover at LHR: 130 minutes.
- EI381: LHR 2026-11-18 10:00:00 → SNN 2026-11-18 11:30:00.
More dates for this route
- Nov 12, 2026 · Return options
- Nov 21, 2026 · Return options
- Dec 1, 2026 · Return options
- Dec 12, 2026 · Return options
- Dec 22, 2026 · Return options
- Jan 1, 2027 · Return options
- Jan 12, 2027 · Return options
- Jan 23, 2027 · Return options
- Feb 13, 2027 · Return options
- May 8, 2027 · Return options
- Jul 3, 2027 · Return options
- Sep 18, 2027 · Return options
Source: https://helloaxel.com/en/flights/to-shannon-snn
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Flights to Shannon (SNN) by departure city
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Fares observed October 27 – November 1, 2026. USD for the travelers shown.
December 2026
1 adult · Economy · Round-trip totals
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| From | Destination | Travel dates | Flights (out / return) | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| Dulles (IAD) | Shannon (SNN) | 2026-12-03 → 2026-12-06 · 3 days | Out: American Airlines 5317 / 734 / 385 · 2 stops (CLT, LHR) · 15h 42m · 20:03–16:45 (December 4, 2026) local; Return: Aer Lingus 380 / 733 / 5317 · 2 stops (LHR, CLT) · 16h 43m · 07:50–19:33 local | Axel-exclusive $1,039 · Save $60 | $1,099 | Customer link — share with the traveler · See flights for these dates |
| Dulles (IAD) | Shannon (SNN) | 2026-12-04 → 2026-12-13 · 9 days | Out: Aer Lingus 116 / 152 / 381 · 2 stops (DUB, LHR) · 13h 15m · 17:15–11:30 (December 5, 2026) local; Return: Aer Lingus 388 / 151 / 117 · 2 stops (LHR, DUB) · 24h 40m · 20:05–15:45 (December 14, 2026) local | Axel-exclusive $1,005 · Save $56 | $1,061 | Customer link — share with the traveler · See flights for these dates |
| Dulles (IAD) | Shannon (SNN) | 2026-12-04 → 2026-12-13 · 9 days | Out: Aer Lingus 116 / 152 / 381 · 2 stops (DUB, LHR) · 13h 15m · 17:15–11:30 (December 5, 2026) local; Return: Aer Lingus 380 / 159 / 119 · 2 stops (LHR, DUB) · 16h 30m · 07:50–19:20 local | Axel-exclusive $1,152 · Save $64 | $1,216 | Customer link — share with the traveler · See flights for these dates |
| New York (JFK) | Shannon (SNN) | 2026-12-19 → 2026-12-26 · 7 days | Out: American Airlines 100 / 381 · 1 stop (LHR) · 12h 30m · 18:00–11:30 (December 20, 2026) local; Return: Aer Lingus 135 / 4639 · 1 stop (BOS) · 22h 0m · 14:00–07:00 (December 27, 2026) local | Axel-exclusive $1,360 · Save $78 | $1,438 | Customer link — share with the traveler · See flights for these dates |
| New York (JFK) | Shannon (SNN) | 2026-12-19 → 2026-12-26 · 7 days | Out: American Airlines 100 / 381 · 1 stop (LHR) · 12h 30m · 18:00–11:30 (December 20, 2026) local; Return: Aer Lingus 111 · Nonstop · 7h 40m · 14:40–17:20 local | Axel-exclusive $1,797 · Save $97 | $1,894 | Customer link — share with the traveler · See flights for these dates |
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1 adult · 1 child · Economy · Round-trip totals
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| From | Destination | Travel dates | Flights (out / return) | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| New York (JFK) | Shannon (SNN) | 2026-12-17 → 2026-12-30 · 13 days | Out: American Airlines 100 / 381 · 1 stop (LHR) · 12h 30m · 18:00–11:30 (December 18, 2026) local; Return: Aer Lingus 380 / 107 · 1 stop (LHR) · 16h 10m · 07:50–19:00 local | Axel-exclusive $3,109 · Save $176 | $3,285 | Customer link — share with the traveler · See flights for these dates |
| New York (JFK) | Shannon (SNN) | 2026-12-17 → 2026-12-30 · 13 days | Out: American Airlines 100 / 381 · 1 stop (LHR) · 12h 30m · 18:00–11:30 (December 18, 2026) local; Return: Aer Lingus 111 · Nonstop · 7h 40m · 14:40–17:20 local | Axel-exclusive $3,591 · Save $197 | $3,788 | Customer link — share with the traveler · See flights for these dates |
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January 2027
2 adults · Economy · One-way totals
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| From | Destination | Travel dates | Outbound flight | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| London (LHR) | Shannon (SNN) | 2027-01-04 → One way | Out: Aer Lingus 387 · Nonstop · 1h 20m · 18:05–19:25 local | Axel-exclusive $138 · Save $8 | $146 | Customer link — share with the traveler · See flights for these dates |
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1 adult · Economy · Round-trip totals
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| From | Destination | Travel dates | Flights (out / return) | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| Chicago (ORD) | Shannon (SNN) | 2027-01-12 → 2027-01-19 · 7 days | Out: American Airlines 90 / 385 · 1 stop (LHR) · 14h 15m · 20:30–16:45 (January 13, 2027) local; Return: Aer Lingus 135 / 1277 · 1 stop (BOS) · 12h 14m · 14:00–20:14 local | Axel-exclusive $945 · Save $55 | $1,000 | Customer link — share with the traveler · See flights for these dates |
| New York (JFK) | Shannon (SNN) | 2027-01-12 → 2027-01-19 · 7 days | Out: American Airlines 100 / 381 · 1 stop (LHR) · 12h 5m · 18:25–11:30 (January 13, 2027) local; Return: Aer Lingus 135 / 4707 · 1 stop (BOS) · 11h 40m · 14:00–20:40 local | Axel-exclusive $846 · Save $45 | $891 | Customer link — share with the traveler · See flights for these dates |
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1 adult · Economy · One-way totals
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| From | Destination | Travel dates | Outbound flight | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| London (LHR) | Shannon (SNN) | 2027-01-04 → One way | Out: Aer Lingus 387 · Nonstop · 1h 20m · 18:05–19:25 local | Axel-exclusive $69 · Save $4 | $73 | Customer link — share with the traveler · See flights for these dates |
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April 2027
1 adult · Economy · Round-trip totals
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| From | Destination | Travel dates | Flights (out / return) | Axel-exclusive | Airline fare | Next step |
|---|---|---|---|---|---|---|
| Dulles (IAD) | Shannon (SNN) | 2027-04-10 → 2027-04-17 · 7 days | Out: United Airlines 1831 / 270 · 1 stop (EWR) · 11h 55m · 17:20–10:15 (April 11, 2027) local; Return: United Airlines 271 / 2677 · 1 stop (EWR) · 13h 3m · 12:30–20:33 local | Axel-exclusive $818 · Save $46 | $864 | Customer link — share with the traveler · See flights for these dates |
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