Seattle to Europe: April 2027 flight deals

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Flights for your trip

Seattle (SEA) to London (LHR), Apr 1–8, 2027: from $981 round trip on Axel, checked Oct 29, 2026. Lowest published fare: $981 round trip, Axel-exclusive, FI, 1 stop, Apr 1–8, 2027, 1 adult, economy, checked Oct 29, 2026. 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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Exact travel datesAirlineFlightsTimes, duration, stopsTotal pricePrice issued (UTC)
2027-04-01 → 2027-04-08Alaska AirlinesAS100 / AS10118:45:00→12:20:00 9h 35m nonstop · 14:45:00→17:00:00 10h 15m nonstopAxel-exclusive $1231.702026-10-29T01:15:29Z
2027-04-01 → 2027-04-08British AirwaysBA48 / BA4918:45:00→12:10:00 9h 25m nonstop · 14:55:00→16:50:00 9h 55m nonstopAxel-exclusive $1340.702026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Delta Air LinesDL20 / DL2116:50:00→10:40:00 9h 50m nonstop · 17:45:00→20:03:00 10h 18m nonstopAxel-exclusive $1362.502026-10-29T01:15:29Z
2027-04-01 → 2027-04-08FIFI680 + FI450 / FI451 + FI68114:35:00→10:50:00 12h 15m 1 stop via KEF · 12:15:00→17:00:00 12h 45m 1 stop via KEFAxel-exclusive $981.002026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Air FranceAF77 + AF1780 / AF1381 + AF7616:05:00→13:45:00 13h 40m 1 stop via CDG · 06:20:00→13:50:00 15h 30m 1 stop via CDGAxel-exclusive $1242.602026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Air Canada / Delta Air LinesAC8807 + AC860 / DL2115:15:00→11:50:00 12h 35m 1 stop via YVR · 17:45:00→20:03:00 10h 18m nonstopAxel-exclusive $1262.202026-10-29T01:15:29Z
2027-04-01 → 2027-04-08British AirwaysBA52 / BA4913:40:00→07:10:00 9h 30m nonstop · 14:55:00→16:50:00 9h 55m nonstopAxel-exclusive $1340.702026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Alaska AirlinesAS442 + BA66 / AS10109:05:00→06:35:00 13h 30m 1 stop via PHL · 14:45:00→17:00:00 10h 15m nonstopAxel-exclusive $1190.402026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Alaska AirlinesAS460 + BA238 / AS10121:20:00→19:00:00 13h 40m 1 stop via BOS · 14:45:00→17:00:00 10h 15m nonstopAxel-exclusive $1190.402026-10-29T01:15:29Z
2027-04-01 → 2027-04-08Alaska AirlinesAS385 + BA92 / AS10108:31:00→05:50:00 13h 19m 1 stop via YYZ · 14:45:00→17:00:00 10h 15m nonstopAxel-exclusive $1190.402026-10-29T01:15:29Z

Hotels in London for these trips

Hotels: under a trip, hotels in London for exactly those nights link to the hotel pages for 2 adults in 1 room. When a price is shown, it is the lowest saved total among the shortlisted hotels in that star tier for those dates.

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Route overview: Seattle to London (LHR) flight deals

2027-04-01 → 2027-04-08 · Axel-exclusive $1231.70

  • Alaska Airlines AS100: SEA 2027-04-01 18:45:00 → LHR 2027-04-02 12:20:00; nonstop; 575 minutes. Local airport times.
  • Alaska Airlines AS101: LHR 2027-04-08 14:45:00 → SEA 2027-04-08 17:00:00; nonstop; 615 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1340.70

  • British Airways BA48: SEA 2027-04-01 18:45:00 → LHR 2027-04-02 12:10:00; nonstop; 565 minutes. Local airport times.
  • British Airways BA49: LHR 2027-04-08 14:55:00 → SEA 2027-04-08 16:50:00; nonstop; 595 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1362.50

  • Delta Air Lines DL20: SEA 2027-04-01 16:50:00 → LHR 2027-04-02 10:40:00; nonstop; 590 minutes. Local airport times.
  • Delta Air Lines DL21: LHR 2027-04-08 17:45:00 → SEA 2027-04-08 20:03:00; nonstop; 618 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $981.00

  • FI FI680 / FI450: SEA 2027-04-01 14:35:00 → LHR 2027-04-02 10:50:00; 1 stop(s) via KEF; 735 minutes. Local airport times.
    • FI680: SEA 2027-04-01 14:35:00 → KEF 2027-04-02 05:15:00; layover at KEF: 80 minutes.
    • FI450: KEF 2027-04-02 06:35:00 → LHR 2027-04-02 10:50:00.
  • FI FI451 / FI681: LHR 2027-04-08 12:15:00 → SEA 2027-04-08 17:00:00; 1 stop(s) via KEF; 765 minutes. Local airport times.
    • FI451: LHR 2027-04-08 12:15:00 → KEF 2027-04-08 14:30:00; layover at KEF: 90 minutes.
    • FI681: KEF 2027-04-08 16:00:00 → SEA 2027-04-08 17:00:00.

2027-04-01 → 2027-04-08 · Axel-exclusive $1242.60

  • Air France AF77 / AF1780: SEA 2027-04-01 16:05:00 → LHR 2027-04-02 13:45:00; 1 stop(s) via CDG; 820 minutes. Local airport times.
    • AF77: SEA 2027-04-01 16:05:00 → CDG 2027-04-02 10:50:00; layover at CDG: 145 minutes.
    • AF1780: CDG 2027-04-02 13:15:00 → LHR 2027-04-02 13:45:00.
  • Air France AF1381 / AF76: LHR 2027-04-08 06:20:00 → SEA 2027-04-08 13:50:00; 1 stop(s) via CDG; 930 minutes. Local airport times.
    • AF1381: LHR 2027-04-08 06:20:00 → CDG 2027-04-08 08:40:00; layover at CDG: 225 minutes.
    • AF76: CDG 2027-04-08 12:25:00 → SEA 2027-04-08 13:50:00.

2027-04-01 → 2027-04-08 · Axel-exclusive $1262.20

  • Air Canada AC8807 / AC860: SEA 2027-04-01 15:15:00 → LHR 2027-04-02 11:50:00; 1 stop(s) via YVR; 755 minutes. Local airport times.
    • AC8807: SEA 2027-04-01 15:15:00 → YVR 2027-04-01 16:26:00; layover at YVR: 114 minutes.
    • AC860: YVR 2027-04-01 18:20:00 → LHR 2027-04-02 11:50:00.
  • Delta Air Lines DL21: LHR 2027-04-08 17:45:00 → SEA 2027-04-08 20:03:00; nonstop; 618 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1340.70

  • British Airways BA52: SEA 2027-04-01 13:40:00 → LHR 2027-04-02 07:10:00; nonstop; 570 minutes. Local airport times.
  • British Airways BA49: LHR 2027-04-08 14:55:00 → SEA 2027-04-08 16:50:00; nonstop; 595 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1190.40

  • Alaska Airlines AS442 / BA66: SEA 2027-04-01 09:05:00 → LHR 2027-04-02 06:35:00; 1 stop(s) via PHL; 810 minutes. Local airport times.
    • AS442: SEA 2027-04-01 09:05:00 → PHL 2027-04-01 17:08:00; layover at PHL: 87 minutes.
    • BA66: PHL 2027-04-01 18:35:00 → LHR 2027-04-02 06:35:00.
  • Alaska Airlines AS101: LHR 2027-04-08 14:45:00 → SEA 2027-04-08 17:00:00; nonstop; 615 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1190.40

  • Alaska Airlines AS460 / BA238: SEA 2027-04-01 21:20:00 → LHR 2027-04-02 19:00:00; 1 stop(s) via BOS; 820 minutes. Local airport times.
    • AS460: SEA 2027-04-01 21:20:00 → BOS 2027-04-02 05:40:00; layover at BOS: 110 minutes.
    • BA238: BOS 2027-04-02 07:30:00 → LHR 2027-04-02 19:00:00.
  • Alaska Airlines AS101: LHR 2027-04-08 14:45:00 → SEA 2027-04-08 17:00:00; nonstop; 615 minutes. Local airport times.

2027-04-01 → 2027-04-08 · Axel-exclusive $1190.40

  • Alaska Airlines AS385 / BA92: SEA 2027-04-01 08:31:00 → LHR 2027-04-02 05:50:00; 1 stop(s) via YYZ; 799 minutes. Local airport times.
    • AS385: SEA 2027-04-01 08:31:00 → YYZ 2027-04-01 16:05:00; layover at YYZ: 95 minutes.
    • BA92: YYZ 2027-04-01 17:40:00 → LHR 2027-04-02 05:50:00.
  • Alaska Airlines AS101: LHR 2027-04-08 14:45:00 → SEA 2027-04-08 17:00:00; nonstop; 615 minutes. Local airport times.

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1 adult · Complete round-trip totals · 10–21 days

Complete round-trip totals; both flights included.

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11 days between departure and return.

Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
Paris (CDG) · 1 adultApr 9–20, 2027Out: FI 682 / 546 · 1 stop (KEF) · 12h 15m · 19:00–16:15 (April 10, 2027) local; Return: FI 547 / 681 · 1 stop (KEF) · 33h 40m · 17:15–17:55 (April 21, 2027) localAxel-exclusive $857$903 — round-trip total · Observed November 6, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
Paris (CDG) · 1 adultApr 9–20, 2027Out: FI 682 / 546 · 1 stop (KEF) · 12h 15m · 19:00–16:15 (April 10, 2027) local; Return: FI 543 / 681 · 1 stop (KEF) · 12h 55m · 14:00–17:55 local · Carry-on bag: included with this Economy Light fare (airline fare details via Google Flights, November 6, 2026).Axel-exclusive $891$940 — round-trip total · Observed November 6, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

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5 adults · Complete round-trip totals · 5–9 days

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9 days between departure and return.

Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
Zurich (ZRH) · 5 adultsApr 2–11, 2027Out: Turkish Airlines 204 / 1911 · 1 stop (IST) · 17h 55m · 19:20–22:15 (April 3, 2027) local; Return: Turkish Airlines 1914 / 203 · 1 stop (IST) · 35h 20m · 15:15–17:35 (April 12, 2027) local · Carry-on bag: included with this Ecofly fare (airline fare details via Google Flights, November 6, 2026).Axel-exclusive $3,922$4,142 — round-trip total · Observed November 6, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
Zurich (ZRH) · 5 adultsApr 2–11, 2027Out: Turkish Airlines 204 / 1911 · 1 stop (IST) · 17h 55m · 19:20–22:15 (April 3, 2027) local; Return: Turkish Airlines 1912 / 203 · 1 stop (IST) · 19h 25m · 07:10–17:35 localAxel-exclusive $4,241$4,467 — round-trip total · Observed November 6, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

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2 adults · 2 children · Complete round-trip totals · 5–9 days

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Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
Edinburgh (EDI) · 2 adults · 2 childrenApr 10–18, 2027 · 8 daysOut: FI 682 / 434 · 1 stop (KEF) · 10h 20m · 19:00–13:20 (April 11, 2027) local; Return: FI 435 / 683 · 1 stop (KEF) · 14h 25m · 14:15–20:40 local · Carry-on bag: included with this Economy Light fare (airline fare details via Google Flights, November 4, 2026).Axel-exclusive $4,076$4,309 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
Edinburgh (EDI) · 2 adults · 2 childrenApr 10–18, 2027 · 8 daysOut: FI 682 / 434 · 1 stop (KEF) · 10h 20m · 19:00–13:20 (April 11, 2027) local; Return: FI 435 / 681 · 1 stop (KEF) · 11h 40m · 14:15–17:55 local · Carry-on bag: included with this Economy Light fare (airline fare details via Google Flights, November 4, 2026).Axel-exclusive $4,197$4,425 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adults · 2 childrenApr 10–17, 2027 · 7 daysOut: Alaska Airlines 100 · Nonstop · 9h 35m · 21:30–15:05 (April 11, 2027) local; Return: Alaska Airlines 101 · Nonstop · 10h 10m · 17:00–19:10 local · Carry-on bag: included with this Saver fare (airline fare details via Google Flights, November 4, 2026).Axel-exclusive $4,638$4,903 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adults · 2 childrenApr 10–18, 2027 · 8 daysOut: Alaska Airlines 100 · Nonstop · 9h 35m · 21:30–15:05 (April 11, 2027) local; Return: Alaska Airlines 101 · Nonstop · 10h 10m · 17:00–19:10 local · Carry-on bag: included with this Saver fare (airline fare details via Google Flights, November 4, 2026).Axel-exclusive $3,856$4,059 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

4 adults · Complete round-trip totals · 5–9 days

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7 days between departure and return.

Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
Dublin (DUB) · 4 adultsApr 11–18, 2027Out: FI 680 / 416 · 1 stop (KEF) · 11h 25m · 15:40–11:05 (April 12, 2027) local; Return: FI 417 / 681 · 1 stop (KEF) · 13h 40m · 12:15–17:55 local · Carry-on bag: included with this Economy Light fare (airline fare details via Google Flights, November 3, 2026).Axel-exclusive $2,838$3,000 — round-trip total · Observed November 3, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

2 adults · Complete round-trip totals · 5–9 days

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Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
London (LHR) · 2 adultsApr 3–10, 2027 · 7 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 4, 2027) local; Return: FI 455 / 681 · 1 stop (KEF) · 28h 30m · 21:25–17:55 (April 11, 2027) localAxel-exclusive $1,390$1,465 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adultsApr 3–10, 2027 · 7 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 4, 2027) local; Return: FI 451 / 681 · 1 stop (KEF) · 12h 50m · 13:05–17:55 localAxel-exclusive $1,578$1,663 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adultsApr 10–18, 2027 · 8 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 11, 2027) local; Return: FI 455 / 681 · 1 stop (KEF) · 28h 30m · 21:25–17:55 (April 19, 2027) localAxel-exclusive $1,433$1,512 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adultsApr 10–18, 2027 · 8 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 11, 2027) local; Return: FI 451 / 681 · 1 stop (KEF) · 12h 50m · 13:05–17:55 localAxel-exclusive $1,797$1,893 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adultsApr 10–17, 2027 · 7 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 11, 2027) local; Return: FI 455 / 683 · 1 stop (KEF) · 31h 15m · 21:25–20:40 (April 18, 2027) localAxel-exclusive $1,390$1,465 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 2 adultsApr 10–17, 2027 · 7 daysOut: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 11, 2027) local; Return: FI 451 / 681 · 1 stop (KEF) · 12h 50m · 13:05–17:55 localAxel-exclusive $1,578$1,663 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
Rome (FCO) · 2 adultsApr 13–20, 2027 · 7 daysOut: Alaska Airlines 180 · Nonstop · 11h 5m · 17:10–13:15 (April 14, 2027) local; Return: Delta Air Lines 325 · Nonstop · 12h 2m · 12:25–15:27 localAxel-exclusive $2,696$2,838 — round-trip total · Observed October 31, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

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1 adult · Complete round-trip totals · 22+ days

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31 days between departure and return.

Destination / travelersDates / trip lengthFlightsAxel-exclusiveAirline fareNext step
London (LHR) · 1 adultApr 1–May 2, 2027Out: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 2, 2027) local; Return: FI 455 / 681 · 1 stop (KEF) · 28h 30m · 21:25–17:55 (May 3, 2027) localAxel-exclusive $773$814 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin
London (LHR) · 1 adultApr 1–May 2, 2027Out: FI 680 / 450 · 1 stop (KEF) · 12h 15m · 15:40–11:55 (April 2, 2027) local; Return: FI 451 / 681 · 1 stop (KEF) · 12h 50m · 13:05–17:55 local · Carry-on bag: included with this Economy Light fare (airline fare details via Google Flights, November 4, 2026).Axel-exclusive $869$916 — round-trip total · Observed November 4, 2026Customer link — share with the traveler · See flights for these dates · Change dates · Travelers / cabin

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The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.

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Hotels in London with Axel

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Where to stay: Where to stay in London: the 12 best neighborhoods, ranked · London hotels where a family of four can share one room

Hotel details in London: STG Hotel London Oxford Street · Zedwell Piccadilly Circus · Trebovir Hotel · Copthorne Tara Hotel London Kensington · Garden View Hotel · All 811 hotels in London

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  • May 2027

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