MS Sea Spirit • Poseidon Expeditions
12-night British Isles One-Way via Tresco & Portrush
May 9, 2027 → May 21, 2027 • Portsmouth → Leith
From $7,674
$640/night
Great deal
↓30% below typical
View by
45 total
MS Sea Spirit • Poseidon Expeditions
13-night Arctic Repositioning via Leith, Kirkwall & Seydisfjørdur
May 20, 2027 → Jun 2, 2027 • Edinburgh → Longyearbyen
From $8,346
$642/night
Great deal
↓30% below typical
MS Sea Spirit • Poseidon Expeditions
12-night Arctic Loop via Longyearbyen
Jul 3, 2026 → Jul 15, 2026 • Longyearbyen ↔
From $8,295
$691/night
Great deal
↓31% below typical
MS Sea Spirit • Poseidon Expeditions
13-night Longyearbyen
Aug 14, 2026 → Aug 27, 2026 • Longyearbyen ↔
From $9,396
$723/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
13-night Longyearbyen → Reykjavík
Aug 26, 2026 → Sep 8, 2026 • Longyearbyen → Reykjavík
From $9,396
$723/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
10-night Arctic Loop via Reykjavík
Sep 7, 2026 → Sep 17, 2026 • Reykjavík ↔
From $6,855
$686/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
10-night Arctic Loop via Reykjavík
Sep 16, 2026 → Sep 26, 2026 • Reykjavík ↔
From $6,855
$686/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
8-night Arctic Loop via Longyearbyen
Jul 26, 2026 → Aug 3, 2026 • Longyearbyen ↔
From $5,924
$741/night
Great deal
↓26% below typical
MS Sea Spirit • Poseidon Expeditions
9-night Arctic Loop via Longyearbyen
Jun 16, 2026 → Jun 25, 2026 • Longyearbyen ↔
From $6,770
$752/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Arctic Loop via Longyearbyen
Jun 24, 2026 → Jul 5, 2026 • Longyearbyen ↔
From $8,295
$754/night
Great deal
↓25% below typical
MS Sea Spirit • Poseidon Expeditions
10-night Arctic Loop via Longyearbyen
Jun 7, 2026 → Jun 17, 2026 • Longyearbyen ↔
From $7,617
$762/night
Great deal
↓24% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Patagonia & Cape Horn Loop via Ushuaia
Feb 28, 2028 → Mar 10, 2028 • Ushuaia ↔
From $11,225
$1,020/night
Good value
↓11% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Patagonia & Cape Horn Loop via Ushuaia
Feb 28, 2027 → Mar 11, 2027 • Ushuaia ↔
From $11,624
$1,057/night
Typical price
↓8% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Arctic One-Way via Ushuaia & Drake Passage
Dec 18, 2027 → Dec 29, 2027 • Ushuaia ↔
From $12,376
$1,125/night
Typical price
↓3% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Patagonia & Cape Horn Loop via Ushuaia
Dec 8, 2027 → Dec 19, 2027 • Ushuaia ↔
From $12,376
$1,125/night
Typical price
↓2% below typical
MS Sea Spirit • Poseidon Expeditions
11-night Patagonia & Cape Horn Loop via Ushuaia
Feb 18, 2028 → Feb 29, 2028 • Ushuaia ↔
From $12,376
$1,125/night
Typical price
↓2% below typical
MS Sea Spirit • Poseidon Expeditions
9-night Arctic Loop via Longyearbyen
Jun 13, 2027 → Jun 22, 2027 • Longyearbyen ↔
From $9,017
$1,002/night
Typical price
↓1% below typical
MS Sea Spirit • Poseidon Expeditions
9-night Arctic Loop via Longyearbyen
Jun 29, 2027 → Jul 8, 2027 • Longyearbyen ↔
From $9,017
$1,002/night
Typical price
↓1% below typical
MS Sea Spirit • Poseidon Expeditions
13-night Arctic Loop via Longyearbyen
Jul 14, 2026 → Jul 27, 2026 • Longyearbyen ↔
From $12,885
$991/night
MS Sea Spirit • Poseidon Expeditions
10-night Reykjavík
Sep 5, 2027 → Sep 15, 2027 • Reykjavík ↔
From $9,113
$911/night
Typical price