Dulles (IAD) to Guanacaste (LIR), Apr 7, 2027: round trips from $515, one way from $275

Dulles (IAD) to Guanacaste (LIR), Apr 7, 2027: round trips from $515, one way from $275 on Axel, checked Nov 12, 2026. Lowest published fares: $515 round trip, Axel-exclusive, American Airlines / United Airlines, 1 stop, Apr 7–14, 2027; $275 one way, Axel-exclusive, American Airlines, 1 stop, Apr 7, 2027; 1 adult, economy, checked Nov 12, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Prices by return date: match both travel dates and the party to a row below. Each total is for that exact trip, labelled with the check date shown.

Date links open published trip details for exploration. Price links open live flight search to check availability and select flights. For a price comparison, use the amounts and check dates already shown here.

Exact travel dates Airline Flights Times, duration, stops Total price Price checked
2027-04-07 · one way American Airlines AA552 + AA1383 06:01:00→13:19:00 9h 18m 1 stop via MIA Axel-exclusive $275 Nov 12, 2026
2027-04-07 · one way United Airlines UA565 + UA1120 06:10:00→14:20:00 10h 10m 1 stop via ORD Axel-exclusive $280 Nov 12, 2026
2027-04-07 → 2027-04-08 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-08 American Airlines / United Airlines AA552 + AA1383 / UA1548 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→20:35:00 4h 35m nonstop Axel-exclusive $555 Nov 12, 2026
2027-04-07 → 2027-04-09 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-09 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-10 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-10 American Airlines / United Airlines AA552 + AA1383 / UA1548 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→20:35:00 4h 35m nonstop Axel-exclusive $555 Nov 12, 2026
2027-04-07 → 2027-04-11 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-11 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-12 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-12 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-13 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-13 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-14 American Airlines / United Airlines AA552 + AA1383 / UA1516 + UA750 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $515 Nov 12, 2026
2027-04-07 → 2027-04-14 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-15 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-15 American Airlines / United Airlines AA552 + AA1383 / UA1548 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→20:35:00 4h 35m nonstop Axel-exclusive $555 Nov 12, 2026
2027-04-07 → 2027-04-16 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-16 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-17 Delta Air Lines DL2327 + DL1898 / DL1820 + DL2549 06:00:00→11:45:00 7h 45m 1 stop via ATL · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $540 Nov 12, 2026
2027-04-07 → 2027-04-17 American Airlines / United Airlines AA552 + AA1383 / UA1548 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→20:35:00 4h 35m nonstop Axel-exclusive $555 Nov 12, 2026
2027-04-07 → 2027-04-18 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-18 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-19 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-19 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-20 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026
2027-04-07 → 2027-04-20 American Airlines / Delta Air Lines AA552 + AA1383 / DL1820 + DL2549 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:00:00→01:36:00 9h 36m 1 stop via ATL Axel-exclusive $525 Nov 12, 2026
2027-04-07 → 2027-04-21 American Airlines / United Airlines AA552 + AA1383 / UA1516 + UA750 06:01:00→13:19:00 9h 18m 1 stop via MIA · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $515 Nov 12, 2026
2027-04-07 → 2027-04-21 United Airlines UA565 + UA1120 / UA1516 + UA750 06:10:00→14:20:00 10h 10m 1 stop via ORD · 14:20:00→01:37:00 9h 17m 1 stop via IAH Axel-exclusive $520 Nov 12, 2026

Route overview: Washington, DC to Guanacaste (LIR) flight deals

2027-04-07 · one way · Axel-exclusive $275

2027-04-07 · one way · Axel-exclusive $280

2027-04-07 → 2027-04-08 · Axel-exclusive $540

2027-04-07 → 2027-04-08 · Axel-exclusive $555

2027-04-07 → 2027-04-09 · Axel-exclusive $525

2027-04-07 → 2027-04-09 · Axel-exclusive $540

2027-04-07 → 2027-04-10 · Axel-exclusive $540

2027-04-07 → 2027-04-10 · Axel-exclusive $555

2027-04-07 → 2027-04-11 · Axel-exclusive $520

2027-04-07 → 2027-04-11 · Axel-exclusive $525

2027-04-07 → 2027-04-13 · Axel-exclusive $520

2027-04-07 → 2027-04-13 · Axel-exclusive $525

2027-04-07 → 2027-04-14 · Axel-exclusive $515

2027-04-07 → 2027-04-14 · Axel-exclusive $520

2027-04-07 → 2027-04-15 · Axel-exclusive $540

2027-04-07 → 2027-04-15 · Axel-exclusive $555

2027-04-07 → 2027-04-17 · Axel-exclusive $540

2027-04-07 → 2027-04-17 · Axel-exclusive $555

2027-04-07 → 2027-04-18 · Axel-exclusive $520

2027-04-07 → 2027-04-18 · Axel-exclusive $525

2027-04-07 → 2027-04-19 · Axel-exclusive $520

2027-04-07 → 2027-04-19 · Axel-exclusive $525

2027-04-07 → 2027-04-21 · Axel-exclusive $515

2027-04-07 → 2027-04-21 · Axel-exclusive $520

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